| Surgical Hierarchy | MS-DRG |
|---|
| Pre-MDC |
| 018 | Chimeric antigen receptor (CAR) T-cell immunotherapy |
| 001-002 | Heart transplant or implant of heart assist system |
| 003-004 | ECMO or tracheostomy with MV >96 hours or principal diagnosis except face, mouth and neck |
| 005-006 | Liver or intestinal transplant |
| 014 | Allogeneic bone marrow transplant |
| 007 | Lung transplant |
| 019 | Simultaneous pancreas and kidney transplant with hemodialysis |
| 008 | Simultaneous pancreas and kidney transplant |
| 016-017 | Autologous bone marrow transplant |
| 010 | Pancreas transplant |
| 011-013 | Tracheostomy for face, mouth and neck diagnoses or laryngectomy |
| MDC 01 Diseases and disorders of the nervous system |
| 020-022 | Intracranial vascular procedures with principal diagnosis hemorrhage |
| 023-024 | Craniotomy with major device implant or acute complex CNS principal diagnosis |
| 025-027 | Craniotomy and endovascular intracranial procedures |
| 028-030 | Spinal procedures |
| 031-033 | Ventricular shunt procedures |
| 034-036 | Carotid artery stent procedures |
| 037-039 | Extracranial procedures |
| 040-042 | Peripheral, cranial nerve and other nervous system procedures |
| MDC 02 Diseases and disorders of the eye |
| 113-114 | Orbital procedures |
| 115 | Extraocular procedures except orbit |
| 116-117 | Intraocular procedures |
| MDC 03 Diseases and disorders of the ear, nose, mouth and throat |
| 140-142 | Major head and neck procedures |
| 143-145 | Other ear, nose, mouth and throat O.R. procedures |
| 135-136 | Sinus and mastoid procedures |
| 137-138 | Mouth procedures |
| 139 | Salivary gland procedures |
| MDC 04 Diseases and disorders of the respiratory system |
| 163-165 | Major chest procedures |
| 166-168 | Other respiratory system O.R. procedures |
| MDC 05 Diseases and disorders of the circulatory system |
| 215 | Other heart assist system implant |
| 216-221 | Cardiac valve and other major cardiothoracic procedures |
| 266-267 | Endovascular cardiac valve replacement and supplement procedures |
| 222-227 | Cardiac defibrillator implant |
| 228-229 | Other cardiothoracic procedures |
| 231-236 | Coronary bypass |
| 268-269 | Aortic and heart assist procedures except pulsation balloon |
| 319-320 | Other endovascular cardiac valve procedures |
| 270-272 | Other major cardiovascular procedures |
| 239-241 | Amputation for circulatory system disorders except upper limb and toe |
| 242-244 | Permanent cardiac pacemaker implant |
| 245 | AICD generator procedures |
| 265 | AICD lead procedures |
| 273-274 | Percutaneous intracardiac procedures |
| 246-247 | Percutaneous cardiovascular procedures with drug-eluting stent |
| 248-249 | Percutaneous cardiovascular procedures with non-drug-eluting stent |
| 250-251 | Percutaneous cardiovascular procedures without coronary artery stent |
| 252-254 | Other vascular procedures |
| 255-257 | Upper limb and toe amputation for circulatory system disorders |
| 258-259 | Cardiac pacemaker device replacement |
| 260-262 | Cardiac pacemaker revision except device replacement |
| 263 | Vein ligation and stripping |
| 264 | Other circulatory system O.R. procedures |
| MDC 06 Diseases and disorders of the digestive system |
| 326-328 | Stomach, esophageal and duodenal procedures |
| 329-331 | Major small and large bowel procedures |
| 332-334 | Rectal resection |
| 335-337 | Peritoneal adhesiolysis |
| 338-343 | Appendectomy |
| 344-346 | Minor small and large bowel procedures |
| 347-349 | Anal and stomal procedures |
| 350-355 | Hernia procedures |
| 356-358 | Other digestive system O.R. procedures |
| MDC 07 Diseases and disorders of the hepatobiliary system and pancreas |
| 405-407 | Pancreas, liver and shunt procedures |
| 408-410 | Biliary tract procedures except only cholecystectomy with or without C.D.E. |
| 411-419 | Cholecystectomy |
| 420-422 | Hepatobiliary diagnostic procedures |
| 423-425 | Other hepatobiliary or pancreas O.R. procedures |
| MDC 08 Diseases and disorders of the musculoskeletal system and connective tissue |
| 453-455 | Combined anterior and posterior spinal fusion |
| 456-458 | Spinal fusion except cervical with spinal curvature, malignancy, infection or extensive fusions |
| 459-460 | Spinal fusion except cervical |
| 461-462 | Bilateral or multiple major joint procedures of lower extremity |
| 463-465 | Wound debridement and skin graft except hand for musculoskeletal and connective tissue disorders |
| 466-468 | Revision of hip or knee replacement |
| 521-522 | Hip replacement with principal diagnosis of hip fracture |
| 469-470 | Major hip and knee joint replacement or reattachment of lower extremity |
| 471-473 | Cervical spinal fusion |
| 474-476 | Amputation for musculoskeletal system and connective tissue disorders |
| 477-479 | Biopsies of musculoskeletal system and connective tissue |
| 480-482 | Hip and femur procedures except major joint |
| 483 | Major joint or limb reattachment procedures of upper extremities |
| 485-489 | Knee procedures |
| 518-520 | Back and neck procedures except spinal fusion |
| 492-494 | Lower extremity and humerus procedures except hip, foot and femur |
| 495-497 | Local excision and removal of internal fixation devices except hip and femur |
| 498-499 | Local excision and removal of internal fixation devices of hip and femur |
| 500-502 | Soft tissue procedures |
| 503-505 | Foot procedures |
| 506 | Major thumb or joint procedures |
| 507-508 | Major shoulder or elbow joint procedures |
| 509 | Arthroscopy |
| 510-512 | Shoulder, elbow or forearm procedures, except major joint procedures |
| 513-514 | Hand or wrist procedures, except major thumb or joint procedures |
| 515-517 | Other musculoskeletal system and connective tissue O.R. procedures |
| MDC 09 Diseases and disorders of the skin, subcutaneous tissue and breast |
| 573-578 | Skin graft |
| 570-572 | Skin debridement |
| 579-581 | Other skin, subcutaneous tissue and breast procedures |
| 582-583 | Mastectomy for malignancy |
| 584-585 | Breast biopsy, local excision and other breast procedures |
| MDC 10 Endocrine, nutritional and metabolic diseases and disorders |
| 616-618 | Amputation of lower limb for endocrine, nutritional and metabolic disorders |
| 619-621 | O.R. procedures for obesity |
| 614-615 | Adrenal and pituitary procedures |
| 622-624 | Skin grafts and wound debridement for endocrine, nutritional and metabolic disorders |
| 625-627 | Thyroid, parathyroid and thyroglossal procedures |
| 628-630 | Other endocrine, nutritional and metabolic O.R. procedures |
| MDC 11 Diseases and disorders of the kidney and urinary tract |
| 650-651 | Kidney transplant with hemodialysis |
| 652 | Kidney transplant |
| 653-655 | Major bladder procedures |
| 656-661 | Kidney and ureter procedures |
| 662-664 | Minor bladder procedures |
| 665-667 | Prostatectomy |
| 668-670 | Transurethral procedures |
| 671-672 | Urethral procedures |
| 673-675 | Other kidney and urinary tract procedures |
| MDC 12 Diseases and disorders of the male reproductive system |
| 707-708 | Major male pelvic procedures |
| 709-710 | Penis procedures |
| 711-712 | Testes procedures |
| 713-714 | Transurethral prostatectomy |
| 715-718 | Other male reproductive system O.R. procedures |
| MDC 13 Diseases and disorders of the female reproductive system |
| 734-735 | Pelvic evisceration, radical hysterectomy and radical vulvectomy |
| 736-741 | Uterine and adnexa procedures |
| 742-743 | Uterine and adnexa procedures for non-malignancy |
| 744-745 | D&C, conization, laparoscopy and tubal interruption |
| 746-747 | Vagina, cervix and vulva procedures |
| 748 | Female reproductive system reconstructive procedures |
| 749-750 | Other female reproductive system O.R. procedures |
| MDC 14 Pregnancy, childbirth and the puerperium |
| 783-785 | Cesarean section with sterilization |
| 786-788 | Cesarean section without sterilization |
| 768 | Vaginal delivery with O.R. procedures except sterilization and/or D&C |
| 796-798 | Vaginal delivery with sterilization and/or D&C |
| 770 | Abortion with D&C, aspiration curettage or hysterotomy |
| 817-819 | Other antepartum diagnoses with O.R. procedures |
| 769 | Postpartum and post abortion diagnoses with O.R. procedures |
| MDC 16 Diseases and disorders of blood, blood forming organs and immunologic disorders |
| 799-801 | Splenectomy |
| 802-804 | Other O.R. procedures of the blood and blood forming organs |
| MDC 17 Myeloproliferative diseases and disorders, poorly differentiated neoplasms |
| 820-822 | Lymphoma and leukemia with major O.R. procedures |
| 823-825 | Lymphoma and non-acute leukemia with other procedures |
| 826-828 | Myeloproliferative disorders or poorly differentiated neoplasms with major O.R. procedures |
| 829-830 | Myeloproliferative disorders or poorly differentiated neoplasms with other procedures |
| MDC 18 Infectious and parasitic diseases, systemic or unspecified sites |
| 856-858 | Postoperative or post-traumatic infections with O.R. procedures |
| 853-855 | Infectious and parasitic diseases with O.R. procedures |
| MDC 19 Mental diseases and disorders |
| 876 | O.R. procedures with principal diagnosis of mental illness |
| MDC 21 Injuries, poisonings and toxic effects of drugs |
| 901-903 | Wound debridements for injuries |
| 904-905 | Skin grafts for injuries |
| 906 | Hand procedures for injuries |
| 907-909 | Other O.R. procedures for injuries |
| MDC 22 Burns |
| 927 | Extensive burns or full thickness burns with MV >96 hours |
| 928-929 | Full thickness burn |
| MDC 23 Factors influencing health status and other contacts with health services |
| 939-941 | O.R. procedures with diagnoses of other contact with health services |
| MDC 24 Multiple significant trauma |
| 955 | Craniotomy for multiple significant trauma |
| 956 | Limb reattachment, hip and femur procedures for multiple significant trauma |
| 957-959 | Other O.R. procedures for multiple significant trauma |
| MDC 25 Human immunodeficiency virus infections |
| 969-970 | HIV with extensive O.R. procedures |
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