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ICD-10/T31.74

T31.74 ICD-10-CM Code: Burns involving 70-79% of body surface with 40-49% third degree burns

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Inpatient Payment Groups (MS-DRG)

MS-DRGs this diagnosis helps define, as principal or secondary, per the CMS ICD-10-CM/PCS MS-DRG Definitions Manual v43.0 (FY2026), Appendix B.

  • MS-DRG 927 — EXTENSIVE BURNS OR FULL THICKNESS BURNS WITH MV >96 HOURS WITH SKIN GRAFT (MDC 22)

A diagnosis appearing in a group's logic does not by itself determine the DRG assigned to a stay; the grouper uses the full claim.

Risk Adjustment (CMS-HCC)

Payment categories this diagnosis maps to under CMS-HCC V28, payment year 2026.

  • HCC 385 — Severe Skin Burn

Other models: CMS-HCC V22 HCC 162

Risk scores depend on the enrollee's full accepted diagnosis set and segment; a category mapping alone does not determine payment.

Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.

Official Registry Overview & Definition

Burns involving 70-79% of body surface with 40-49% third degree burns is a billable ICD-10-CM diagnosis code (T31.74).

Nearest Codes in This Family

Official ICD-10-CM classifications closest to T31.74 in its code family, with their registry titles.

  • T31.7 — Burns involving 70-79% of body surface
  • T31.70 — Burns involving 70-79% of body surface with 0% to 9% third degree burns
  • T31.71 — Burns involving 70-79% of body surface with 10-19% third degree burns
  • T31.72 — Burns involving 70-79% of body surface with 20-29% third degree burns
  • T31.73 — Burns involving 70-79% of body surface with 30-39% third degree burns
  • T31.75 — Burns involving 70-79% of body surface with 50-59% third degree burns
  • T31.76 — Burns involving 70-79% of body surface with 60-69% third degree burns
  • T31.77 — Burns involving 70-79% of body surface with 70-79% third degree burns
  • T31.8 — Burns involving 80-89% of body surface
  • T31.80 — Burns involving 80-89% of body surface with 0% to 9% third degree burns

View all codes in the T31 family

Indexed Clinical Terms (2)

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.

  • Burn (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal), extent (percentage of body surface), 70-79 percent, with 40-49 percent third degree burns
  • Burn (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal), unspecified site with extent of body surface involved specified, 70-79 percent (0-9 percent third degree), with, 40-49 percent third degree