K72.01
Acute and subacute hepatic failure with coma
K72.01 (also written K7201) is a billable ICD-10-CM diagnosis code for acute and subacute hepatic failure with coma. It is part of the FY2027 code set, effective October 1, 2026. It is one of the 6 codes in category K72 (Hepatic failure, not elsewhere classified). The Alphabetic Index lists it under 4 entries. Its coding notes include a Use additional code instruction, 5 Excludes1 entries and 15 Excludes2 entries.
Use additional code
Add the listed code as a secondary code, if known.
Excludes1
Not coded here. The listed conditions generally should not be reported together.
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Also from chapter/block level (12 notes)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Care settings
How CMS programs treat this code. These are CMS claim edits and list entries, not coverage or eligibility rules.
Home Health Primary
Accepted as the primary (principal) diagnosis on a home health claim. The Home Health Grouper assigns it to the MMTA - Gastrointestinal tract and Genitourinary system clinical group.
Source: CMS Home Health Grouper Software v07.2.26, effective October 1, 2026Hospital MCC
Counts as a major complication or comorbidity (MCC) when reported as a secondary diagnosis on an inpatient claim. It does not count when the principal diagnosis is one of the 8 codes in its exclusion list. Some MS-DRGs also ignore a CC or MCC that defines the DRG.
Source: CMS MS-DRG Definitions Manual v44, effective October 1, 2026, Appendix CIncludes
Further defines or gives examples of the content of the category.
- fulminant hepatitis NEC, with hepatic failure
- liver (cell) necrosis with hepatic failure
- malignant hepatitis NEC, with hepatic failure
- yellow liver atrophy or dystrophy
Alphabetic Index terms
Terms the official Alphabetic Index lists for this code. 4 entries