ICD-10 MS-DRG v43 (2026)

Medicare Severity Diagnosis Related Group

Code(s) Description
001‑019   PRE-MDC
020‑103   MDC 01: DISEASES & DISORDERS OF THE NERVOUS SYSTEM
113‑125   MDC 02: DISEASES & DISORDERS OF THE EYE
135‑159   MDC 03: DISEASES & DISORDERS OF THE EAR, NOSE, MOUTH & THROAT
163‑208   MDC 04: DISEASES & DISORDERS OF THE RESPIRATORY SYSTEM
212‑325   MDC 05: DISEASES & DISORDERS OF THE CIRCULATORY SYSTEM
326‑399   MDC 06: DISEASES & DISORDERS OF THE DIGESTIVE SYSTEM
405‑446   MDC 07: DISEASES & DISORDERS OF THE HEPATOBILIARY SYSTEM & PANCREAS
402‑566   MDC 08: DISEASES & DISORDERS OF THE MUSCULOSKELETAL SYSTEM & CONN TISSUE
570‑607   MDC 09: DISEASES & DISORDERS OF THE SKIN, SUBCUTANEOUS TISSUE & BREAST
614‑645   MDC 10: ENDOCRINE, NUTRITIONAL & METABOLIC DISEASES & DISORDERS
650‑700   MDC 11: DISEASES & DISORDERS OF THE KIDNEY & URINARY TRACT
707‑730   MDC 12: DISEASES & DISORDERS OF THE MALE REPRODUCTIVE SYSTEM
734‑761   MDC 13: DISEASES & DISORDERS OF THE FEMALE REPRODUCTIVE SYSTEM
768‑998   MDC 14: PREGNANCY, CHILDBIRTH & THE PUERPERIUM
789‑795   MDC 15: NEWBORNS & OTHER NEONATES WITH CONDTN ORIG IN PERINATAL PERIOD
799‑816   MDC 16: DISEASES & DISORDERS OF BLOOD, BLOOD FORMING ORGANS, IMMUNOLOG DISORD
820‑850   MDC 17: MYELOPROLIFERATIVE DISEASES & DISORDERS, POORLY DIFFERENTIATED NEOPLASM
853‑872   MDC 18: INFECTIOUS & PARASITIC DISEASES, SYSTEMIC OR UNSPECIFIED SITES
876‑887   MDC 19: MENTAL DISEASES & DISORDERS
894‑897   MDC 20: ALCOHOL/DRUG USE & ALCOHOL/DRUG INDUCED ORGANIC MENTAL DISORDERS
901‑923   MDC 21: INJURIES, POISONINGS & TOXIC EFFECTS OF DRUGS
927‑935   MDC 22: BURNS
939‑951   MDC 23: FACTORS INFLUENCING HLTH STAT & OTHR CONTACTS WITH HLTH SERVCS
955‑965   MDC 24: MULTIPLE SIGNIFICANT TRAUMA
969‑977   MDC 25: HUMAN IMMUNODEFICIENCY VIRUS INFECTIONS
981‑989   UNRELATED OPERATING ROOM PROCEDURES
999‑999   INVALID AND UNGROUPABLE DRGS
009‑986   -/+ Deleted, Replaced, Expanded Codes
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