K71.4

Toxic liver disease with chronic lobular hepatitis

Risk-adjusting (HCC)Billable code

HCC risk adjustment mapping

CMS-HCC V28

HCC65

Chronic Hepatitis

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

Inherited from K71Toxic liver disease
Includes

drug-induced idiosyncratic (unpredictable) liver disease drug-induced toxic (predictable) liver disease

Excludes 2

alcoholic liver disease (K70.-) Budd-Chiari syndrome (I82.0)

Use additional

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Code first

poisoning due to drug or toxin, if applicable (T36-T65 with fifth or sixth character 1-4)

Inherited from K70-K77Diseases of liver
Excludes 1

jaundice NOS (R17)

Excludes 2

hemochromatosis (E83.11-) Reye's syndrome (G93.7) viral hepatitis (B15-B19) Wilson's disease (E83.01)

Inherited from chapter 11Diseases of the digestive system
Excludes 2

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)

Official Guidelines for K71.4

FY 2026 ›
I.C.11Chapter-specific guidanceChapter 11: Diseases of the Digestive System (K00-K95)

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