| A0100 | Typhoid fever, unspecified |
| A0101 | Typhoid meningitis |
| A0102 | Typhoid fever with heart involvement |
| A0103 | Typhoid pneumonia |
| A0104 | Typhoid arthritis |
| A0105 | Typhoid osteomyelitis |
| A0109 | Typhoid fever with other complications |
| A011 | Paratyphoid fever A |
| A012 | Paratyphoid fever B |
| A013 | Paratyphoid fever C |
| A014 | Paratyphoid fever, unspecified |
| A021 | Salmonella sepsis |
| A0220 | Localized salmonella infection, unspecified |
| A0225 | Salmonella pyelonephritis |
| A0229 | Salmonella with other localized infection |
| A028 | Other specified salmonella infections |
| A029 | Salmonella infection, unspecified |
| A051 | Botulism food poisoning |
| A063 | Ameboma of intestine |
| A0681 | Amebic cystitis |
| A0682 | Other amebic genitourinary infections |
| A0689 | Other amebic infections |
| A069 | Amebiasis, unspecified |
| A179 | Tuberculosis of nervous system, unspecified |
| A1882 | Tuberculosis of other endocrine glands |
| A1884 | Tuberculosis of heart |
| A1889 | Tuberculosis of other sites |
| A190 | Acute miliary tuberculosis of a single specified site |
| A191 | Acute miliary tuberculosis of multiple sites |
| A192 | Acute miliary tuberculosis, unspecified |
| A198 | Other miliary tuberculosis |
| A199 | Miliary tuberculosis, unspecified |
| A200 | Bubonic plague |
| A201 | Cellulocutaneous plague |
| A203 | Plague meningitis |
| A207 | Septicemic plague |
| A208 | Other forms of plague |
| A209 | Plague, unspecified |
| A210 | Ulceroglandular tularemia |
| A211 | Oculoglandular tularemia |
| A217 | Generalized tularemia |
| A218 | Other forms of tularemia |
| A219 | Tularemia, unspecified |
| A227 | Anthrax sepsis |
| A228 | Other forms of anthrax |
| A229 | Anthrax, unspecified |
| A230 | Brucellosis due to Brucella melitensis |
| A231 | Brucellosis due to Brucella abortus |
| A232 | Brucellosis due to Brucella suis |
| A233 | Brucellosis due to Brucella canis |
| A238 | Other brucellosis |
| A239 | Brucellosis, unspecified |
| A240 | Glanders |
| A241 | Acute and fulminating melioidosis |
| A242 | Subacute and chronic melioidosis |
| A243 | Other melioidosis |
| A249 | Melioidosis, unspecified |
| A250 | Spirillosis |
| A251 | Streptobacillosis |
| A259 | Rat-bite fever, unspecified |
| A260 | Cutaneous erysipeloid |
| A267 | Erysipelothrix sepsis |
| A268 | Other forms of erysipeloid |
| A269 | Erysipeloid, unspecified |
| A270 | Leptospirosis icterohemorrhagica |
| A279 | Leptospirosis, unspecified |
| A280 | Pasteurellosis |
| A282 | Extraintestinal yersiniosis |
| A288 | Other specified zoonotic bacterial diseases, not elsewhere classified |
| A289 | Zoonotic bacterial disease, unspecified |
| A300 | Indeterminate leprosy |
| A301 | Tuberculoid leprosy |
| A302 | Borderline tuberculoid leprosy |
| A303 | Borderline leprosy |
| A304 | Borderline lepromatous leprosy |
| A305 | Lepromatous leprosy |
| A308 | Other forms of leprosy |
| A309 | Leprosy, unspecified |
| A312 | Disseminated mycobacterium avium-intracellulare complex (DMAC) |
| A318 | Other mycobacterial infections |
| A319 | Mycobacterial infection, unspecified |
| A320 | Cutaneous listeriosis |
| A3211 | Listerial meningitis |
| A3212 | Listerial meningoencephalitis |
| A327 | Listerial sepsis |
| A3281 | Oculoglandular listeriosis |
| A3282 | Listerial endocarditis |
| A3289 | Other forms of listeriosis |
| A329 | Listeriosis, unspecified |
| A35 | Other tetanus |
| A3682 | Diphtheritic radiculomyelitis |
| A3683 | Diphtheritic polyneuritis |
| A3684 | Diphtheritic tubulo-interstitial nephropathy |
| A3689 | Other diphtheritic complications |
| A369 | Diphtheria, unspecified |
| A380 | Scarlet fever with otitis media |
| A381 | Scarlet fever with myocarditis |
| A388 | Scarlet fever with other complications |
| A389 | Scarlet fever, uncomplicated |
| A391 | Waterhouse-Friderichsen syndrome |
| A392 | Acute meningococcemia |
| A393 | Chronic meningococcemia |
| A394 | Meningococcemia, unspecified |
| A3989 | Other meningococcal infections |
| A399 | Meningococcal infection, unspecified |
| A400 | Sepsis due to streptococcus, group A |
| A401 | Sepsis due to streptococcus, group B |
| A403 | Sepsis due to Streptococcus pneumoniae |
| A408 | Other streptococcal sepsis |
| A409 | Streptococcal sepsis, unspecified |
| A4101 | Sepsis due to Methicillin susceptible Staphylococcus aureus |
| A4102 | Sepsis due to Methicillin resistant Staphylococcus aureus |
| A411 | Sepsis due to other specified staphylococcus |
| A412 | Sepsis due to unspecified staphylococcus |
| A413 | Sepsis due to Hemophilus influenzae |
| A414 | Sepsis due to anaerobes |
| A4150 | Gram-negative sepsis, unspecified |
| A4151 | Sepsis due to Escherichia coli [E. coli] |
| A4152 | Sepsis due to Pseudomonas |
| A4153 | Sepsis due to Serratia |
| A4159 | Other Gram-negative sepsis |
| A4181 | Sepsis due to Enterococcus |
| A4189 | Other specified sepsis |
| A419 | Sepsis, unspecified organism |
| A427 | Actinomycotic sepsis |
| A4281 | Actinomycotic meningitis |
| A4282 | Actinomycotic encephalitis |
| A4289 | Other forms of actinomycosis |
| A429 | Actinomycosis, unspecified |
| A438 | Other forms of nocardiosis |
| A439 | Nocardiosis, unspecified |
| A440 | Systemic bartonellosis |
| A441 | Cutaneous and mucocutaneous bartonellosis |
| A448 | Other forms of bartonellosis |
| A449 | Bartonellosis, unspecified |
| A480 | Gas gangrene |
| A482 | Nonpneumonic Legionnaires' disease [Pontiac fever] |
| A483 | Toxic shock syndrome |
| A484 | Brazilian purpuric fever |
| A4851 | Infant botulism |
| A4852 | Wound botulism |
| A488 | Other specified bacterial diseases |
| A4901 | Methicillin susceptible Staphylococcus aureus infection, unspecified site |
| A4902 | Methicillin resistant Staphylococcus aureus infection, unspecified site |
| A491 | Streptococcal infection, unspecified site |
| A492 | Hemophilus influenzae infection, unspecified site |
| A493 | Mycoplasma infection, unspecified site |
| A498 | Other bacterial infections of unspecified site |
| A499 | Bacterial infection, unspecified |
| A5001 | Early congenital syphilitic oculopathy |
| A5002 | Early congenital syphilitic osteochondropathy |
| A5003 | Early congenital syphilitic pharyngitis |
| A5004 | Early congenital syphilitic pneumonia |
| A5005 | Early congenital syphilitic rhinitis |
| A5006 | Early cutaneous congenital syphilis |
| A5007 | Early mucocutaneous congenital syphilis |
| A5008 | Early visceral congenital syphilis |
| A5009 | Other early congenital syphilis, symptomatic |
| A501 | Early congenital syphilis, latent |
| A502 | Early congenital syphilis, unspecified |
| A5030 | Late congenital syphilitic oculopathy, unspecified |
| A5032 | Late congenital syphilitic chorioretinitis |
| A5039 | Other late congenital syphilitic oculopathy |
| A5044 | Late congenital syphilitic optic nerve atrophy |
| A5051 | Clutton's joints |
| A5052 | Hutchinson's teeth |
| A5053 | Hutchinson's triad |
| A5054 | Late congenital cardiovascular syphilis |
| A5055 | Late congenital syphilitic arthropathy |
| A5056 | Late congenital syphilitic osteochondropathy |
| A5057 | Syphilitic saddle nose |
| A5059 | Other late congenital syphilis, symptomatic |
| A506 | Late congenital syphilis, latent |
| A507 | Late congenital syphilis, unspecified |
| A509 | Congenital syphilis, unspecified |
| A512 | Primary syphilis of other sites |
| A5142 | Secondary syphilitic female pelvic disease |
| A5144 | Secondary syphilitic nephritis |
| A5149 | Other secondary syphilitic conditions |
| A515 | Early syphilis, latent |
| A519 | Early syphilis, unspecified |
| A5273 | Symptomatic late syphilis of other respiratory organs |
| A5276 | Other genitourinary symptomatic late syphilis |
| A5279 | Other symptomatic late syphilis |
| A528 | Late syphilis, latent |
| A529 | Late syphilis, unspecified |
| A530 | Latent syphilis, unspecified as early or late |
| A539 | Syphilis, unspecified |
| A5482 | Gonococcal brain abscess |
| A5484 | Gonococcal pneumonia |
| A5486 | Gonococcal sepsis |
| A5489 | Other gonococcal infections |
| A549 | Gonococcal infection, unspecified |
| A598 | Trichomoniasis of other sites |
| A599 | Trichomoniasis, unspecified |
| A65 | Nonvenereal syphilis |
| A667 | Other manifestations of yaws |
| A668 | Latent yaws |
| A669 | Yaws, unspecified |
| A672 | Late lesions of pinta |
| A679 | Pinta, unspecified |
| A680 | Louse-borne relapsing fever |
| A681 | Tick-borne relapsing fever |
| A689 | Relapsing fever, unspecified |
| A6920 | Lyme disease, unspecified |
| A6921 | Meningitis due to Lyme disease |
| A6922 | Other neurologic disorders in Lyme disease |
| A6923 | Arthritis due to Lyme disease |
| A6929 | Other conditions associated with Lyme disease |
| A698 | Other specified spirochetal infections |
| A699 | Spirochetal infection, unspecified |
| A70 | Chlamydia psittaci infections |
| A7481 | Chlamydial peritonitis |
| A7489 | Other chlamydial diseases |
| A749 | Chlamydial infection, unspecified |
| A750 | Epidemic louse-borne typhus fever due to Rickettsia prowazekii |
| A751 | Recrudescent typhus [Brill's disease] |
| A752 | Typhus fever due to Rickettsia typhi |
| A753 | Typhus fever due to Rickettsia tsutsugamushi |
| A759 | Typhus fever, unspecified |
| A770 | Spotted fever due to Rickettsia rickettsii |
| A771 | Spotted fever due to Rickettsia conorii |
| A772 | Spotted fever due to Rickettsia siberica |
| A773 | Spotted fever due to Rickettsia australis |
| A7740 | Ehrlichiosis, unspecified |
| A7741 | Ehrlichiosis chafeensis [E. chafeensis] |
| A7749 | Other ehrlichiosis |
| A778 | Other spotted fevers |
| A779 | Spotted fever, unspecified |
| A78 | Q fever |
| A790 | Trench fever |
| A791 | Rickettsialpox due to Rickettsia akari |
| A7981 | Rickettsiosis due to Ehrlichia sennetsu |
| A7989 | Other specified rickettsioses |
| A799 | Rickettsiosis, unspecified |
| A804 | Acute nonparalytic poliomyelitis |
| A90 | Dengue fever [classical dengue] |
| A91 | Dengue hemorrhagic fever |
| A920 | Chikungunya virus disease |
| A921 | O'nyong-nyong fever |
| A9230 | West Nile virus infection, unspecified |
| A9231 | West Nile virus infection with encephalitis |
| A9232 | West Nile virus infection with other neurologic manifestation |
| A9239 | West Nile virus infection with other complications |
| A924 | Rift Valley fever |
| A925 | Zika virus disease |
| A928 | Other specified mosquito-borne viral fevers |
| A929 | Mosquito-borne viral fever, unspecified |
| A930 | Oropouche virus disease |
| A931 | Sandfly fever |
| A932 | Colorado tick fever |
| A938 | Other specified arthropod-borne viral fevers |
| A94 | Unspecified arthropod-borne viral fever |
| A950 | Sylvatic yellow fever |
| A951 | Urban yellow fever |
| A959 | Yellow fever, unspecified |
| A960 | Junin hemorrhagic fever |
| A961 | Machupo hemorrhagic fever |
| A962 | Lassa fever |
| A968 | Other arenaviral hemorrhagic fevers |
| A969 | Arenaviral hemorrhagic fever, unspecified |
| A980 | Crimean-Congo hemorrhagic fever |
| A981 | Omsk hemorrhagic fever |
| A982 | Kyasanur Forest disease |
| A983 | Marburg virus disease |
| A984 | Ebola virus disease |
| A988 | Other specified viral hemorrhagic fevers |
| A99 | Unspecified viral hemorrhagic fever |
| B007 | Disseminated herpesviral disease |
| B0089 | Other herpesviral infection |
| B010 | Varicella meningitis |
| B0181 | Varicella keratitis |
| B0189 | Other varicella complications |
| B019 | Varicella without complication |
| B027 | Disseminated zoster |
| B028 | Zoster with other complications |
| B03 | Smallpox |
| B04 | Monkeypox |
| B051 | Measles complicated by meningitis |
| B054 | Measles with intestinal complications |
| B0589 | Other measles complications |
| B059 | Measles without complication |
| B0681 | Rubella pneumonia |
| B0689 | Other rubella complications |
| B069 | Rubella without complication |
| B08010 | Cowpox |
| B08011 | Vaccinia not from vaccine |
| B0804 | Paravaccinia, unspecified |
| B0809 | Other orthopoxvirus infections |
| B0820 | Exanthema subitum [sixth disease], unspecified |
| B0821 | Exanthema subitum [sixth disease] due to human herpesvirus 6 |
| B0822 | Exanthema subitum [sixth disease] due to human herpesvirus 7 |
| B083 | Erythema infectiosum [fifth disease] |
| B084 | Enteroviral vesicular stomatitis with exanthem |
| B0860 | Parapoxvirus infection, unspecified |
| B0861 | Bovine stomatitis |
| B0862 | Sealpox |
| B0869 | Other parapoxvirus infections |
| B0870 | Yatapoxvirus infection, unspecified |
| B0871 | Tanapox virus disease |
| B0872 | Yaba pox virus disease |
| B0879 | Other yatapoxvirus infections |
| B088 | Other specified viral infections characterized by skin and mucous membrane lesions |
| B09 | Unspecified viral infection characterized by skin and mucous membrane lesions |
| B258 | Other cytomegaloviral diseases |
| B259 | Cytomegaloviral disease, unspecified |
| B2682 | Mumps myocarditis |
| B2683 | Mumps nephritis |
| B2685 | Mumps arthritis |
| B2689 | Other mumps complications |
| B269 | Mumps without complication |
| B2700 | Gammaherpesviral mononucleosis without complication |
| B2701 | Gammaherpesviral mononucleosis with polyneuropathy |
| B2702 | Gammaherpesviral mononucleosis with meningitis |
| B2709 | Gammaherpesviral mononucleosis with other complications |
| B2710 | Cytomegaloviral mononucleosis without complications |
| B2711 | Cytomegaloviral mononucleosis with polyneuropathy |
| B2712 | Cytomegaloviral mononucleosis with meningitis |
| B2719 | Cytomegaloviral mononucleosis with other complication |
| B2780 | Other infectious mononucleosis without complication |
| B2781 | Other infectious mononucleosis with polyneuropathy |
| B2782 | Other infectious mononucleosis with meningitis |
| B2789 | Other infectious mononucleosis with other complication |
| B2790 | Infectious mononucleosis, unspecified without complication |
| B2791 | Infectious mononucleosis, unspecified with polyneuropathy |
| B2792 | Infectious mononucleosis, unspecified with meningitis |
| B2799 | Infectious mononucleosis, unspecified with other complication |
| B331 | Ross River disease |
| B3324 | Viral cardiomyopathy |
| B333 | Retrovirus infections, not elsewhere classified |
| B334 | Hantavirus (cardio)-pulmonary syndrome [HPS] [HCPS] |
| B338 | Other specified viral diseases |
| B340 | Adenovirus infection, unspecified |
| B341 | Enterovirus infection, unspecified |
| B342 | Coronavirus infection, unspecified |
| B343 | Parvovirus infection, unspecified |
| B344 | Papovavirus infection, unspecified |
| B348 | Other viral infections of unspecified site |
| B349 | Viral infection, unspecified |
| B377 | Candidal sepsis |
| B3789 | Other sites of candidiasis |
| B379 | Candidiasis, unspecified |
| B387 | Disseminated coccidioidomycosis |
| B3889 | Other forms of coccidioidomycosis |
| B389 | Coccidioidomycosis, unspecified |
| B393 | Disseminated histoplasmosis capsulati |
| B394 | Histoplasmosis capsulati, unspecified |
| B395 | Histoplasmosis duboisii |
| B399 | Histoplasmosis, unspecified |
| B400 | Acute pulmonary blastomycosis |
| B401 | Chronic pulmonary blastomycosis |
| B402 | Pulmonary blastomycosis, unspecified |
| B403 | Cutaneous blastomycosis |
| B407 | Disseminated blastomycosis |
| B4081 | Blastomycotic meningoencephalitis |
| B4089 | Other forms of blastomycosis |
| B409 | Blastomycosis, unspecified |
| B410 | Pulmonary paracoccidioidomycosis |
| B417 | Disseminated paracoccidioidomycosis |
| B418 | Other forms of paracoccidioidomycosis |
| B419 | Paracoccidioidomycosis, unspecified |
| B420 | Pulmonary sporotrichosis |
| B421 | Lymphocutaneous sporotrichosis |
| B427 | Disseminated sporotrichosis |
| B4281 | Cerebral sporotrichosis |
| B4282 | Sporotrichosis arthritis |
| B4289 | Other forms of sporotrichosis |
| B429 | Sporotrichosis, unspecified |
| B430 | Cutaneous chromomycosis |
| B431 | Pheomycotic brain abscess |
| B432 | Subcutaneous pheomycotic abscess and cyst |
| B438 | Other forms of chromomycosis |
| B439 | Chromomycosis, unspecified |
| B441 | Other pulmonary aspergillosis |
| B442 | Tonsillar aspergillosis |
| B447 | Disseminated aspergillosis |
| B4489 | Other forms of aspergillosis |
| B449 | Aspergillosis, unspecified |
| B450 | Pulmonary cryptococcosis |
| B452 | Cutaneous cryptococcosis |
| B453 | Osseous cryptococcosis |
| B457 | Disseminated cryptococcosis |
| B458 | Other forms of cryptococcosis |
| B459 | Cryptococcosis, unspecified |
| B460 | Pulmonary mucormycosis |
| B461 | Rhinocerebral mucormycosis |
| B462 | Gastrointestinal mucormycosis |
| B463 | Cutaneous mucormycosis |
| B464 | Disseminated mucormycosis |
| B465 | Mucormycosis, unspecified |
| B468 | Other zygomycoses |
| B469 | Zygomycosis, unspecified |
| B470 | Eumycetoma |
| B471 | Actinomycetoma |
| B480 | Lobomycosis |
| B481 | Rhinosporidiosis |
| B482 | Allescheriasis |
| B483 | Geotrichosis |
| B484 | Penicillosis |
| B488 | Other specified mycoses |
| B49 | Unspecified mycosis |