| Dx | CC/MCC | Exclusions | Description |
| O113 | MCC | 4161:300 codes | Pre-existing hypertension with pre-eclampsia, third trimester |
| O1211 | CC | 0965:20 codes | Gestational proteinuria, first trimester |
| O1212 | CC | 0965:20 codes | Gestational proteinuria, second trimester |
| O1213 | CC | 0965:20 codes | Gestational proteinuria, third trimester |
| O1221 | CC | 0965:20 codes | Gestational edema with proteinuria, first trimester |
| O1222 | CC | 0965:20 codes | Gestational edema with proteinuria, second trimester |
| O1223 | CC | 0965:20 codes | Gestational edema with proteinuria, third trimester |
| O1402 | CC | 4160:300 codes | Mild to moderate pre-eclampsia, second trimester |
| O1403 | CC | 4161:300 codes | Mild to moderate pre-eclampsia, third trimester |
| O1412 | MCC | 4160:300 codes | Severe pre-eclampsia, second trimester |
| O1413 | MCC | 4161:300 codes | Severe pre-eclampsia, third trimester |
| O1422 | MCC | 4160:300 codes | HELLP syndrome (HELLP), second trimester |
| O1423 | MCC | 4161:300 codes | HELLP syndrome (HELLP), third trimester |
| O1492 | CC | 4160:300 codes | Unspecified pre-eclampsia, second trimester |
| O1493 | CC | 4161:300 codes | Unspecified pre-eclampsia, third trimester |
| O1502 | MCC | 4160:300 codes | Eclampsia complicating pregnancy, second trimester |
| O1503 | MCC | 4161:300 codes | Eclampsia complicating pregnancy, third trimester |
| O151 | MCC | 4187:300 codes | Eclampsia complicating labor |
| O152 | MCC | 4204:300 codes | Eclampsia complicating the puerperium |
| O161 | CC | 4160:300 codes | Unspecified maternal hypertension, first trimester |
| O162 | CC | 4160:300 codes | Unspecified maternal hypertension, second trimester |
| O163 | CC | 4161:300 codes | Unspecified maternal hypertension, third trimester |
| O200 | CC | 4150:249 codes | Threatened abortion |
| O209 | CC | 4150:249 codes | Hemorrhage in early pregnancy, unspecified |
| O2220 | CC | 4151:252 codes | Superficial thrombophlebitis in pregnancy, unspecified trimester |
| O2221 | CC | 4151:252 codes | Superficial thrombophlebitis in pregnancy, first trimester |
| O2222 | CC | 4151:252 codes | Superficial thrombophlebitis in pregnancy, second trimester |
| O2223 | CC | 4152:252 codes | Superficial thrombophlebitis in pregnancy, third trimester |
| O2230 | CC | 4151:252 codes | Deep phlebothrombosis in pregnancy, unspecified trimester |
| O2231 | MCC | 4151:252 codes | Deep phlebothrombosis in pregnancy, first trimester |
| O2232 | MCC | 4151:252 codes | Deep phlebothrombosis in pregnancy, second trimester |
| O2233 | MCC | 4152:252 codes | Deep phlebothrombosis in pregnancy, third trimester |
| O2240 | CC | 4151:252 codes | Hemorrhoids in pregnancy, unspecified trimester |
| O2241 | CC | 4151:252 codes | Hemorrhoids in pregnancy, first trimester |
| O2242 | CC | 4151:252 codes | Hemorrhoids in pregnancy, second trimester |
| O2243 | CC | 4152:252 codes | Hemorrhoids in pregnancy, third trimester |
| O2250 | CC | 4151:252 codes | Cerebral venous thrombosis in pregnancy, unspecified trimester |
| O2251 | CC | 4151:252 codes | Cerebral venous thrombosis in pregnancy, first trimester |
| O2252 | CC | 4151:252 codes | Cerebral venous thrombosis in pregnancy, second trimester |
| O2253 | CC | 4152:252 codes | Cerebral venous thrombosis in pregnancy, third trimester |
| O228X1 | CC | 4151:252 codes | Other venous complications in pregnancy, first trimester |
| O228X2 | CC | 4151:252 codes | Other venous complications in pregnancy, second trimester |
| O228X3 | CC | 4152:252 codes | Other venous complications in pregnancy, third trimester |
| O228X9 | CC | 4151:252 codes | Other venous complications in pregnancy, unspecified trimester |
| O2290 | CC | 4151:252 codes | Venous complication in pregnancy, unspecified, unspecified trimester |
| O2301 | CC | 4164:265 codes | Infections of kidney in pregnancy, first trimester |
| O2302 | CC | 4164:265 codes | Infections of kidney in pregnancy, second trimester |
| O2303 | CC | 4165:265 codes | Infections of kidney in pregnancy, third trimester |
| O2311 | CC | 4164:265 codes | Infections of bladder in pregnancy, first trimester |
| O2312 | CC | 4164:265 codes | Infections of bladder in pregnancy, second trimester |
| O2313 | CC | 4165:265 codes | Infections of bladder in pregnancy, third trimester |
| O2321 | CC | 4164:265 codes | Infections of urethra in pregnancy, first trimester |
| O2322 | CC | 4164:265 codes | Infections of urethra in pregnancy, second trimester |
| O2323 | CC | 4165:265 codes | Infections of urethra in pregnancy, third trimester |
| O2331 | CC | 4164:265 codes | Infections of other parts of urinary tract in pregnancy, first trimester |
| O2332 | CC | 4164:265 codes | Infections of other parts of urinary tract in pregnancy, second trimester |
| O2333 | CC | 4165:265 codes | Infections of other parts of urinary tract in pregnancy, third trimester |
| O2341 | CC | 4164:265 codes | Unspecified infection of urinary tract in pregnancy, first trimester |
| O2342 | CC | 4164:265 codes | Unspecified infection of urinary tract in pregnancy, second trimester |
| O2343 | CC | 4165:265 codes | Unspecified infection of urinary tract in pregnancy, third trimester |
| O23511 | CC | 4164:265 codes | Infections of cervix in pregnancy, first trimester |
| O23512 | CC | 4164:265 codes | Infections of cervix in pregnancy, second trimester |
| O23513 | CC | 4165:265 codes | Infections of cervix in pregnancy, third trimester |
| O23521 | CC | 4164:265 codes | Salpingo-oophoritis in pregnancy, first trimester |
| O23522 | CC | 4164:265 codes | Salpingo-oophoritis in pregnancy, second trimester |
| O23523 | CC | 4165:265 codes | Salpingo-oophoritis in pregnancy, third trimester |
| O23591 | CC | 4164:265 codes | Infection of other part of genital tract in pregnancy, first trimester |
| O23592 | CC | 4164:265 codes | Infection of other part of genital tract in pregnancy, second trimester |
| O23593 | CC | 4165:265 codes | Infection of other part of genital tract in pregnancy, third trimester |
| O2391 | CC | 4164:265 codes | Unspecified genitourinary tract infection in pregnancy, first trimester |
| O2392 | CC | 4164:265 codes | Unspecified genitourinary tract infection in pregnancy, second trimester |
| O2393 | CC | 4165:265 codes | Unspecified genitourinary tract infection in pregnancy, third trimester |
| O24011 | CC | 4145:252 codes | Pre-existing type 1 diabetes mellitus, in pregnancy, first trimester |
| O24012 | CC | 4145:252 codes | Pre-existing type 1 diabetes mellitus, in pregnancy, second trimester |
| O24013 | CC | 4144:252 codes | Pre-existing type 1 diabetes mellitus, in pregnancy, third trimester |
| O24019 | CC | 4145:252 codes | Pre-existing type 1 diabetes mellitus, in pregnancy, unspecified trimester |
| O2402 | MCC | 4180:252 codes | Pre-existing type 1 diabetes mellitus, in childbirth |
| O2403 | CC | 0969:252 codes | Pre-existing type 1 diabetes mellitus, in the puerperium |
| O24111 | CC | 4145:252 codes | Pre-existing type 2 diabetes mellitus, in pregnancy, first trimester |
| O24112 | CC | 4145:252 codes | Pre-existing type 2 diabetes mellitus, in pregnancy, second trimester |
| O24113 | CC | 4144:252 codes | Pre-existing type 2 diabetes mellitus, in pregnancy, third trimester |
| O24119 | CC | 4145:252 codes | Pre-existing type 2 diabetes mellitus, in pregnancy, unspecified trimester |
| O2412 | MCC | 4180:252 codes | Pre-existing type 2 diabetes mellitus, in childbirth |
| O2413 | CC | 4197:252 codes | Pre-existing type 2 diabetes mellitus, in the puerperium |
| O24311 | CC | 4145:252 codes | Unspecified pre-existing diabetes mellitus in pregnancy, first trimester |
| O24312 | CC | 4145:252 codes | Unspecified pre-existing diabetes mellitus in pregnancy, second trimester |
| O24313 | CC | 4144:252 codes | Unspecified pre-existing diabetes mellitus in pregnancy, third trimester |
| O24319 | CC | 4145:252 codes | Unspecified pre-existing diabetes mellitus in pregnancy, unspecified trimester |
| O2432 | MCC | 4180:252 codes | Unspecified pre-existing diabetes mellitus in childbirth |
| O2433 | CC | 4197:252 codes | Unspecified pre-existing diabetes mellitus in the puerperium |
| O24811 | CC | 4145:252 codes | Other pre-existing diabetes mellitus in pregnancy, first trimester |
| O24812 | CC | 4145:252 codes | Other pre-existing diabetes mellitus in pregnancy, second trimester |
| O24813 | CC | 4144:252 codes | Other pre-existing diabetes mellitus in pregnancy, third trimester |
| O24819 | CC | 4145:252 codes | Other pre-existing diabetes mellitus in pregnancy, unspecified trimester |
| O2482 | MCC | 4180:252 codes | Other pre-existing diabetes mellitus in childbirth |
| O2483 | CC | 4197:252 codes | Other pre-existing diabetes mellitus in the puerperium |
| O24911 | CC | 4145:252 codes | Unspecified diabetes mellitus in pregnancy, first trimester |
| O24912 | CC | 4145:252 codes | Unspecified diabetes mellitus in pregnancy, second trimester |
| O24913 | CC | 4144:252 codes | Unspecified diabetes mellitus in pregnancy, third trimester |
| O24919 | CC | 4145:252 codes | Unspecified diabetes mellitus in pregnancy, unspecified trimester |
| O2493 | CC | 4197:252 codes | Unspecified diabetes mellitus in the puerperium |
| O26611 | CC | 4166:227 codes | Liver and biliary tract disorders in pregnancy, first trimester |
| O26612 | CC | 4166:227 codes | Liver and biliary tract disorders in pregnancy, second trimester |
| O26613 | CC | 4141:227 codes | Liver and biliary tract disorders in pregnancy, third trimester |
| O2662 | CC | 4181:227 codes | Liver and biliary tract disorders in childbirth |
| O26831 | CC | 0965:20 codes | Pregnancy related renal disease, first trimester |
| O26832 | CC | 0965:20 codes | Pregnancy related renal disease, second trimester |
| O26833 | CC | 0965:20 codes | Pregnancy related renal disease, third trimester |
| O26872 | CC | 0973:6 codes | Cervical shortening, second trimester |
| O26873 | CC | 0973:6 codes | Cervical shortening, third trimester |
| O26879 | CC | 0973:6 codes | Cervical shortening, unspecified trimester |
| O30101 | CC | 0976:246 codes | Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimester |
| O30102 | CC | 0976:246 codes | Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimester |
| O30103 | CC | 0976:246 codes | Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimester |
| O30111 | CC | 0976:246 codes | Triplet pregnancy with two or more monochorionic fetuses, first trimester |
| O30112 | CC | 0976:246 codes | Triplet pregnancy with two or more monochorionic fetuses, second trimester |
| O30113 | CC | 0976:246 codes | Triplet pregnancy with two or more monochorionic fetuses, third trimester |
| O30121 | CC | 0976:246 codes | Triplet pregnancy with two or more monoamniotic fetuses, first trimester |
| O30122 | CC | 0976:246 codes | Triplet pregnancy with two or more monoamniotic fetuses, second trimester |
| O30123 | CC | 0976:246 codes | Triplet pregnancy with two or more monoamniotic fetuses, third trimester |
| O30131 | CC | 0976:246 codes | Triplet pregnancy, trichorionic/triamniotic, first trimester |
| O30132 | CC | 0976:246 codes | Triplet pregnancy, trichorionic/triamniotic, second trimester |
| O30133 | CC | 0976:246 codes | Triplet pregnancy, trichorionic/triamniotic, third trimester |
| O30191 | CC | 0976:246 codes | Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimester |
| O30192 | CC | 0976:246 codes | Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimester |
| O30193 | CC | 0976:246 codes | Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, third trimester |
| O30201 | CC | 0976:246 codes | Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimester |
| O30202 | CC | 0976:246 codes | Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimester |
| O30203 | CC | 0976:246 codes | Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimester |
| O30211 | CC | 0976:246 codes | Quadruplet pregnancy with two or more monochorionic fetuses, first trimester |
| O30212 | CC | 0976:246 codes | Quadruplet pregnancy with two or more monochorionic fetuses, second trimester |
| O30213 | CC | 0976:246 codes | Quadruplet pregnancy with two or more monochorionic fetuses, third trimester |
| O30221 | CC | 0976:246 codes | Quadruplet pregnancy with two or more monoamniotic fetuses, first trimester |
| O30222 | CC | 0976:246 codes | Quadruplet pregnancy with two or more monoamniotic fetuses, second trimester |
| O30223 | CC | 0976:246 codes | Quadruplet pregnancy with two or more monoamniotic fetuses, third trimester |
| O30231 | CC | 0976:246 codes | Quadruplet pregnancy, quadrachorionic/quadra-amniotic, first trimester |
| O30232 | CC | 0976:246 codes | Quadruplet pregnancy, quadrachorionic/quadra-amniotic, second trimester |
| O30233 | CC | 0976:246 codes | Quadruplet pregnancy, quadrachorionic/quadra-amniotic, third trimester |
| O30291 | CC | 0976:246 codes | Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimester |
| O30292 | CC | 0976:246 codes | Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimester |
| O30293 | CC | 0976:246 codes | Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, third trimester |
| O30801 | CC | 0976:246 codes | Other specified multiple gestation, unspecified number of placenta and unspecified number of amniotic sacs, first trimester |
| O30802 | CC | 0976:246 codes | Other specified multiple gestation, unspecified number of placenta and unspecified number of amniotic sacs, second trimester |
| O30803 | CC | 0976:246 codes | Other specified multiple gestation, unspecified number of placenta and unspecified number of amniotic sacs, third trimester |
| O30811 | CC | 0976:246 codes | Other specified multiple gestation with two or more monochorionic fetuses, first trimester |
| O30812 | CC | 0976:246 codes | Other specified multiple gestation with two or more monochorionic fetuses, second trimester |
| O30813 | CC | 0976:246 codes | Other specified multiple gestation with two or more monochorionic fetuses, third trimester |
| O30821 | CC | 0976:246 codes | Other specified multiple gestation with two or more monoamniotic fetuses, first trimester |
| O30822 | CC | 0976:246 codes | Other specified multiple gestation with two or more monoamniotic fetuses, second trimester |
| O30823 | CC | 0976:246 codes | Other specified multiple gestation with two or more monoamniotic fetuses, third trimester |
| O30831 | CC | 0976:246 codes | Other specified multiple gestation, number of chorions and amnions are both equal to the number of fetuses, first trimester |
| O30832 | CC | 0976:246 codes | Other specified multiple gestation, number of chorions and amnions are both equal to the number of fetuses, second trimester |
| O30833 | CC | 0976:246 codes | Other specified multiple gestation, number of chorions and amnions are both equal to the number of fetuses, third trimester |
| O30891 | CC | 0976:246 codes | Other specified multiple gestation, unable to determine number of placenta and number of amniotic sacs, first trimester |
| O30892 | CC | 0976:246 codes | Other specified multiple gestation, unable to determine number of placenta and number of amniotic sacs, second trimester |
| O30893 | CC | 0976:246 codes | Other specified multiple gestation, unable to determine number of placenta and number of amniotic sacs, third trimester |
| O318X10 | CC | 0976:246 codes | Other complications specific to multiple gestation, first trimester, not applicable or unspecified |
| O318X11 | CC | 0976:246 codes | Other complications specific to multiple gestation, first trimester, fetus 1 |
| O318X12 | CC | 0976:246 codes | Other complications specific to multiple gestation, first trimester, fetus 2 |
| O318X13 | CC | 0976:246 codes | Other complications specific to multiple gestation, first trimester, fetus 3 |
| O318X14 | CC | 0976:246 codes | Other complications specific to multiple gestation, first trimester, fetus 4 |
| O318X15 | CC | 0976:246 codes | Other complications specific to multiple gestation, first trimester, fetus 5 |
| O318X19 | CC | 0976:246 codes | Other complications specific to multiple gestation, first trimester, other fetus |
| O318X20 | CC | 0976:246 codes | Other complications specific to multiple gestation, second trimester, not applicable or unspecified |
| O318X21 | CC | 0976:246 codes | Other complications specific to multiple gestation, second trimester, fetus 1 |
| O318X22 | CC | 0976:246 codes | Other complications specific to multiple gestation, second trimester, fetus 2 |
| O318X23 | CC | 0976:246 codes | Other complications specific to multiple gestation, second trimester, fetus 3 |
| O318X24 | CC | 0976:246 codes | Other complications specific to multiple gestation, second trimester, fetus 4 |
| O318X25 | CC | 0976:246 codes | Other complications specific to multiple gestation, second trimester, fetus 5 |
| O318X29 | CC | 0976:246 codes | Other complications specific to multiple gestation, second trimester, other fetus |
| O318X30 | CC | 0976:246 codes | Other complications specific to multiple gestation, third trimester, not applicable or unspecified |
| O318X31 | CC | 0976:246 codes | Other complications specific to multiple gestation, third trimester, fetus 1 |
| O318X32 | CC | 0976:246 codes | Other complications specific to multiple gestation, third trimester, fetus 2 |
| O318X33 | CC | 0976:246 codes | Other complications specific to multiple gestation, third trimester, fetus 3 |
| O318X34 | CC | 0976:246 codes | Other complications specific to multiple gestation, third trimester, fetus 4 |
| O318X35 | CC | 0976:246 codes | Other complications specific to multiple gestation, third trimester, fetus 5 |
| O318X39 | CC | 0976:246 codes | Other complications specific to multiple gestation, third trimester, other fetus |
| O330 | CC | 0977:1 code | Maternal care for disproportion due to deformity of maternal pelvic bones |
| O3431 | MCC | 0973:6 codes | Maternal care for cervical incompetence, first trimester |
| O3432 | MCC | 0973:6 codes | Maternal care for cervical incompetence, second trimester |
| O3433 | MCC | 0973:6 codes | Maternal care for cervical incompetence, third trimester |
| O360110 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, first trimester, not applicable or unspecified |
| O360111 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, first trimester, fetus 1 |
| O360112 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, first trimester, fetus 2 |
| O360113 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, first trimester, fetus 3 |
| O360114 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, first trimester, fetus 4 |
| O360115 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, first trimester, fetus 5 |
| O360119 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, first trimester, other fetus |
| O360120 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, second trimester, not applicable or unspecified |
| O360121 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, second trimester, fetus 1 |
| O360122 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, second trimester, fetus 2 |
| O360123 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, second trimester, fetus 3 |
| O360124 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, second trimester, fetus 4 |
| O360125 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, second trimester, fetus 5 |
| O360129 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, second trimester, other fetus |
| O360130 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, third trimester, not applicable or unspecified |
| O360131 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, third trimester, fetus 1 |
| O360132 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, third trimester, fetus 2 |
| O360133 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, third trimester, fetus 3 |
| O360134 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, third trimester, fetus 4 |
| O360135 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, third trimester, fetus 5 |
| O360139 | CC | 0978:42 codes | Maternal care for anti-D [Rh] antibodies, third trimester, other fetus |
| O360910 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, first trimester, not applicable or unspecified |
| O360911 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, first trimester, fetus 1 |
| O360912 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, first trimester, fetus 2 |
| O360913 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, first trimester, fetus 3 |
| O360914 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, first trimester, fetus 4 |
| O360915 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, first trimester, fetus 5 |
| O360919 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, first trimester, other fetus |
| O360920 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, second trimester, not applicable or unspecified |
| O360921 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, second trimester, fetus 1 |
| O360922 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, second trimester, fetus 2 |
| O360923 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, second trimester, fetus 3 |
| O360924 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, second trimester, fetus 4 |
| O360925 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, second trimester, fetus 5 |
| O360929 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, second trimester, other fetus |
| O360930 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, third trimester, not applicable or unspecified |
| O360931 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, third trimester, fetus 1 |
| O360932 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, third trimester, fetus 2 |
| O360933 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, third trimester, fetus 3 |
| O360934 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, third trimester, fetus 4 |
| O360935 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, third trimester, fetus 5 |
| O360939 | CC | 0978:42 codes | Maternal care for other rhesus isoimmunization, third trimester, other fetus |
| O364XX0 | CC | 0979:7 codes | Maternal care for intrauterine death, not applicable or unspecified |
| O364XX1 | CC | 0979:7 codes | Maternal care for intrauterine death, fetus 1 |
| O364XX2 | CC | 0979:7 codes | Maternal care for intrauterine death, fetus 2 |
| O364XX3 | CC | 0979:7 codes | Maternal care for intrauterine death, fetus 3 |
| O364XX4 | CC | 0979:7 codes | Maternal care for intrauterine death, fetus 4 |
| O364XX5 | CC | 0979:7 codes | Maternal care for intrauterine death, fetus 5 |
| O364XX9 | CC | 0979:7 codes | Maternal care for intrauterine death, other fetus |
| O4101X0 | CC | 0982:21 codes | Oligohydramnios, first trimester, not applicable or unspecified |
| O4101X1 | CC | 0982:21 codes | Oligohydramnios, first trimester, fetus 1 |
| O4101X2 | CC | 0982:21 codes | Oligohydramnios, first trimester, fetus 2 |
| O4101X3 | CC | 0982:21 codes | Oligohydramnios, first trimester, fetus 3 |
| O4101X4 | CC | 0982:21 codes | Oligohydramnios, first trimester, fetus 4 |
| O4101X5 | CC | 0982:21 codes | Oligohydramnios, first trimester, fetus 5 |
| O4101X9 | CC | 0982:21 codes | Oligohydramnios, first trimester, other fetus |
| O4102X0 | CC | 0982:21 codes | Oligohydramnios, second trimester, not applicable or unspecified |
| O4102X1 | CC | 0982:21 codes | Oligohydramnios, second trimester, fetus 1 |
| O4102X2 | CC | 0982:21 codes | Oligohydramnios, second trimester, fetus 2 |
| O4102X3 | CC | 0982:21 codes | Oligohydramnios, second trimester, fetus 3 |
| O4102X4 | CC | 0982:21 codes | Oligohydramnios, second trimester, fetus 4 |
| O4102X5 | CC | 0982:21 codes | Oligohydramnios, second trimester, fetus 5 |
| O4102X9 | CC | 0982:21 codes | Oligohydramnios, second trimester, other fetus |
| O4103X0 | CC | 0982:21 codes | Oligohydramnios, third trimester, not applicable or unspecified |
| O4103X1 | CC | 0982:21 codes | Oligohydramnios, third trimester, fetus 1 |
| O4103X2 | CC | 0982:21 codes | Oligohydramnios, third trimester, fetus 2 |
| O4103X3 | CC | 0982:21 codes | Oligohydramnios, third trimester, fetus 3 |
| O4103X4 | CC | 0982:21 codes | Oligohydramnios, third trimester, fetus 4 |
| O4103X5 | CC | 0982:21 codes | Oligohydramnios, third trimester, fetus 5 |
| O4103X9 | CC | 0982:21 codes | Oligohydramnios, third trimester, other fetus |
| O411010 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, first trimester, not applicable or unspecified |
| O411011 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, first trimester, fetus 1 |
| O411012 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, first trimester, fetus 2 |
| O411013 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, first trimester, fetus 3 |
| O411014 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, first trimester, fetus 4 |
| O411015 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, first trimester, fetus 5 |
| O411019 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, first trimester, other fetus |
| O411020 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, second trimester, not applicable or unspecified |
| O411021 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, second trimester, fetus 1 |
| O411022 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, second trimester, fetus 2 |
| O411023 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, second trimester, fetus 3 |
| O411024 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, second trimester, fetus 4 |
| O411025 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, second trimester, fetus 5 |
| O411029 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, second trimester, other fetus |
| O411030 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, third trimester, not applicable or unspecified |
| O411031 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, third trimester, fetus 1 |
| O411032 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, third trimester, fetus 2 |
| O411033 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, third trimester, fetus 3 |
| O411034 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, third trimester, fetus 4 |
| O411035 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, third trimester, fetus 5 |
| O411039 | MCC | 0983:63 codes | Infection of amniotic sac and membranes, unspecified, third trimester, other fetus |
| O411210 | MCC | 0983:63 codes | Chorioamnionitis, first trimester, not applicable or unspecified |
| O411211 | MCC | 0983:63 codes | Chorioamnionitis, first trimester, fetus 1 |
| O411212 | MCC | 0983:63 codes | Chorioamnionitis, first trimester, fetus 2 |
| O411213 | MCC | 0983:63 codes | Chorioamnionitis, first trimester, fetus 3 |
| O411214 | MCC | 0983:63 codes | Chorioamnionitis, first trimester, fetus 4 |
| O411215 | MCC | 0983:63 codes | Chorioamnionitis, first trimester, fetus 5 |
| O411219 | MCC | 0983:63 codes | Chorioamnionitis, first trimester, other fetus |
| O411220 | MCC | 0983:63 codes | Chorioamnionitis, second trimester, not applicable or unspecified |
| O411221 | MCC | 0983:63 codes | Chorioamnionitis, second trimester, fetus 1 |
| O411222 | MCC | 0983:63 codes | Chorioamnionitis, second trimester, fetus 2 |
| O411223 | MCC | 0983:63 codes | Chorioamnionitis, second trimester, fetus 3 |
| O411224 | MCC | 0983:63 codes | Chorioamnionitis, second trimester, fetus 4 |
| O411225 | MCC | 0983:63 codes | Chorioamnionitis, second trimester, fetus 5 |
| O411229 | MCC | 0983:63 codes | Chorioamnionitis, second trimester, other fetus |
| O411230 | MCC | 0983:63 codes | Chorioamnionitis, third trimester, not applicable or unspecified |
| O411231 | MCC | 0983:63 codes | Chorioamnionitis, third trimester, fetus 1 |
| O411232 | MCC | 0983:63 codes | Chorioamnionitis, third trimester, fetus 2 |
| O411233 | MCC | 0983:63 codes | Chorioamnionitis, third trimester, fetus 3 |
| O411234 | MCC | 0983:63 codes | Chorioamnionitis, third trimester, fetus 4 |
| O411235 | MCC | 0983:63 codes | Chorioamnionitis, third trimester, fetus 5 |
| O411239 | MCC | 0983:63 codes | Chorioamnionitis, third trimester, other fetus |
| O411410 | MCC | 0983:63 codes | Placentitis, first trimester, not applicable or unspecified |
| O411411 | MCC | 0983:63 codes | Placentitis, first trimester, fetus 1 |
| O411412 | MCC | 0983:63 codes | Placentitis, first trimester, fetus 2 |
| O411413 | MCC | 0983:63 codes | Placentitis, first trimester, fetus 3 |
| O411414 | MCC | 0983:63 codes | Placentitis, first trimester, fetus 4 |
| O411415 | MCC | 0983:63 codes | Placentitis, first trimester, fetus 5 |
| O411419 | MCC | 0983:63 codes | Placentitis, first trimester, other fetus |
| O411420 | MCC | 0983:63 codes | Placentitis, second trimester, not applicable or unspecified |
| O411421 | MCC | 0983:63 codes | Placentitis, second trimester, fetus 1 |
| O411422 | MCC | 0983:63 codes | Placentitis, second trimester, fetus 2 |
| O411423 | MCC | 0983:63 codes | Placentitis, second trimester, fetus 3 |
| O411424 | MCC | 0983:63 codes | Placentitis, second trimester, fetus 4 |
| O411425 | MCC | 0983:63 codes | Placentitis, second trimester, fetus 5 |
| O411429 | MCC | 0983:63 codes | Placentitis, second trimester, other fetus |
| O411430 | MCC | 0983:63 codes | Placentitis, third trimester, not applicable or unspecified |
| O411431 | MCC | 0983:63 codes | Placentitis, third trimester, fetus 1 |
| O411432 | MCC | 0983:63 codes | Placentitis, third trimester, fetus 2 |
| O411433 | MCC | 0983:63 codes | Placentitis, third trimester, fetus 3 |
| O411434 | MCC | 0983:63 codes | Placentitis, third trimester, fetus 4 |
| O411435 | MCC | 0983:63 codes | Placentitis, third trimester, fetus 5 |
| O411439 | MCC | 0983:63 codes | Placentitis, third trimester, other fetus |
| O4401 | CC | 4150:249 codes | Complete placenta previa NOS or without hemorrhage, first trimester |
| O4402 | CC | 4150:249 codes | Complete placenta previa NOS or without hemorrhage, second trimester |
| O4403 | CC | 4149:249 codes | Complete placenta previa NOS or without hemorrhage, third trimester |
| O4411 | MCC | 4150:249 codes | Complete placenta previa with hemorrhage, first trimester |
| O4412 | MCC | 4150:249 codes | Complete placenta previa with hemorrhage, second trimester |
| O4413 | MCC | 4149:249 codes | Complete placenta previa with hemorrhage, third trimester |
| O4421 | CC | 4150:249 codes | Partial placenta previa NOS or without hemorrhage, first trimester |
| O4422 | CC | 4150:249 codes | Partial placenta previa NOS or without hemorrhage, second trimester |
| O4423 | CC | 4149:249 codes | Partial placenta previa NOS or without hemorrhage, third trimester |
| O4431 | MCC | 4150:249 codes | Partial placenta previa with hemorrhage, first trimester |
| O4432 | MCC | 4150:249 codes | Partial placenta previa with hemorrhage, second trimester |
| O4433 | MCC | 4149:249 codes | Partial placenta previa with hemorrhage, third trimester |
| O4441 | CC | 4150:249 codes | Low lying placenta NOS or without hemorrhage, first trimester |
| O4442 | CC | 4150:249 codes | Low lying placenta NOS or without hemorrhage, second trimester |
| O4443 | CC | 4149:249 codes | Low lying placenta NOS or without hemorrhage, third trimester |
| O4451 | MCC | 4150:249 codes | Low lying placenta with hemorrhage, first trimester |
| O4452 | MCC | 4150:249 codes | Low lying placenta with hemorrhage, second trimester |
| O4453 | MCC | 4149:249 codes | Low lying placenta with hemorrhage, third trimester |
| O45001 | MCC | 4147:265 codes | Premature separation of placenta with coagulation defect, unspecified, first trimester |
| O45002 | MCC | 4147:265 codes | Premature separation of placenta with coagulation defect, unspecified, second trimester |
| O45003 | MCC | 4148:265 codes | Premature separation of placenta with coagulation defect, unspecified, third trimester |
| O45011 | MCC | 4147:265 codes | Premature separation of placenta with afibrinogenemia, first trimester |
| O45012 | MCC | 4147:265 codes | Premature separation of placenta with afibrinogenemia, second trimester |
| O45013 | MCC | 4148:265 codes | Premature separation of placenta with afibrinogenemia, third trimester |
| O45021 | MCC | 4147:265 codes | Premature separation of placenta with disseminated intravascular coagulation, first trimester |
| O45022 | MCC | 4147:265 codes | Premature separation of placenta with disseminated intravascular coagulation, second trimester |
| O45023 | MCC | 4148:265 codes | Premature separation of placenta with disseminated intravascular coagulation, third trimester |
| O45091 | MCC | 4147:265 codes | Premature separation of placenta with other coagulation defect, first trimester |
| O45092 | MCC | 4147:265 codes | Premature separation of placenta with other coagulation defect, second trimester |
| O45093 | MCC | 4148:265 codes | Premature separation of placenta with other coagulation defect, third trimester |
| O458X1 | MCC | 4168:255 codes | Other premature separation of placenta, first trimester |
| O458X2 | MCC | 4168:255 codes | Other premature separation of placenta, second trimester |
| O458X3 | MCC | 4169:255 codes | Other premature separation of placenta, third trimester |
| O4591 | MCC | 4168:255 codes | Premature separation of placenta, unspecified, first trimester |
| O4592 | MCC | 4168:255 codes | Premature separation of placenta, unspecified, second trimester |
| O4593 | MCC | 4169:255 codes | Premature separation of placenta, unspecified, third trimester |
| O46001 | MCC | 4147:265 codes | Antepartum hemorrhage with coagulation defect, unspecified, first trimester |
| O46002 | MCC | 4147:265 codes | Antepartum hemorrhage with coagulation defect, unspecified, second trimester |
| O46003 | MCC | 4148:265 codes | Antepartum hemorrhage with coagulation defect, unspecified, third trimester |
| O46011 | MCC | 4147:265 codes | Antepartum hemorrhage with afibrinogenemia, first trimester |
| O46012 | MCC | 4147:265 codes | Antepartum hemorrhage with afibrinogenemia, second trimester |
| O46013 | MCC | 4148:265 codes | Antepartum hemorrhage with afibrinogenemia, third trimester |
| O46021 | MCC | 4147:265 codes | Antepartum hemorrhage with disseminated intravascular coagulation, first trimester |
| O46022 | MCC | 4147:265 codes | Antepartum hemorrhage with disseminated intravascular coagulation, second trimester |
| O46023 | MCC | 4148:265 codes | Antepartum hemorrhage with disseminated intravascular coagulation, third trimester |
| O46091 | MCC | 4147:265 codes | Antepartum hemorrhage with other coagulation defect, first trimester |
| O46092 | MCC | 4147:265 codes | Antepartum hemorrhage with other coagulation defect, second trimester |
| O46093 | MCC | 4148:265 codes | Antepartum hemorrhage with other coagulation defect, third trimester |
| O4702 | CC | 4162:279 codes | False labor before 37 completed weeks of gestation, second trimester |
| O4703 | CC | 4163:279 codes | False labor before 37 completed weeks of gestation, third trimester |
| O471 | CC | 4163:279 codes | False labor at or after 37 completed weeks of gestation |
| O6002 | MCC | 4162:279 codes | Preterm labor without delivery, second trimester |
| O6003 | MCC | 4163:279 codes | Preterm labor without delivery, third trimester |
| O6010X0 | CC | 4184:279 codes | Preterm labor with preterm delivery, unspecified trimester, not applicable or unspecified |
| O6010X1 | CC | 4184:279 codes | Preterm labor with preterm delivery, unspecified trimester, fetus 1 |
| O6010X2 | CC | 4184:279 codes | Preterm labor with preterm delivery, unspecified trimester, fetus 2 |
| O6010X3 | CC | 4184:279 codes | Preterm labor with preterm delivery, unspecified trimester, fetus 3 |
| O6010X4 | CC | 4184:279 codes | Preterm labor with preterm delivery, unspecified trimester, fetus 4 |
| O6010X5 | CC | 4184:279 codes | Preterm labor with preterm delivery, unspecified trimester, fetus 5 |
| O6010X9 | CC | 4184:279 codes | Preterm labor with preterm delivery, unspecified trimester, other fetus |
| O6012X0 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery second trimester, not applicable or unspecified |
| O6012X1 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery second trimester, fetus 1 |
| O6012X2 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery second trimester, fetus 2 |
| O6012X3 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery second trimester, fetus 3 |
| O6012X4 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery second trimester, fetus 4 |
| O6012X5 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery second trimester, fetus 5 |
| O6012X9 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery second trimester, other fetus |
| O6013X0 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery third trimester, not applicable or unspecified |
| O6013X1 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery third trimester, fetus 1 |
| O6013X2 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery third trimester, fetus 2 |
| O6013X3 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery third trimester, fetus 3 |
| O6013X4 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery third trimester, fetus 4 |
| O6013X5 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery third trimester, fetus 5 |
| O6013X9 | MCC | 4184:279 codes | Preterm labor second trimester with preterm delivery third trimester, other fetus |
| O6014X0 | MCC | 4184:279 codes | Preterm labor third trimester with preterm delivery third trimester, not applicable or unspecified |
| O6014X1 | MCC | 4184:279 codes | Preterm labor third trimester with preterm delivery third trimester, fetus 1 |
| O6014X2 | MCC | 4184:279 codes | Preterm labor third trimester with preterm delivery third trimester, fetus 2 |
| O6014X3 | MCC | 4184:279 codes | Preterm labor third trimester with preterm delivery third trimester, fetus 3 |
| O6014X4 | MCC | 4184:279 codes | Preterm labor third trimester with preterm delivery third trimester, fetus 4 |
| O6014X5 | MCC | 4184:279 codes | Preterm labor third trimester with preterm delivery third trimester, fetus 5 |
| O6014X9 | MCC | 4184:279 codes | Preterm labor third trimester with preterm delivery third trimester, other fetus |
| O6020X0 | CC | 4184:279 codes | Term delivery with preterm labor, unspecified trimester, not applicable or unspecified |
| O6020X1 | CC | 4184:279 codes | Term delivery with preterm labor, unspecified trimester, fetus 1 |
| O6020X2 | CC | 4184:279 codes | Term delivery with preterm labor, unspecified trimester, fetus 2 |
| O6020X3 | CC | 4184:279 codes | Term delivery with preterm labor, unspecified trimester, fetus 3 |
| O6020X4 | CC | 4184:279 codes | Term delivery with preterm labor, unspecified trimester, fetus 4 |
| O6020X5 | CC | 4184:279 codes | Term delivery with preterm labor, unspecified trimester, fetus 5 |