K71 – Toxic liver disease

ICD-10-CM 2027 diagnosis code · Diseases of liver

Non-billable header

ICD-10-CM code K71

Code: K71 (claims format: K71)
Description: Toxic liver disease
Billable: No – use a more specific code below
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 11. Diseases of the digestive system (K00-K95)
Block: K70-K77 Diseases of liver

Billable codes under K71

K71 is a header code and cannot be used on claims. Choose the most specific code:

K71.0 – Toxic liver disease with cholestasisBillable
K71.1 – Toxic liver disease with hepatic necrosisHeader (more codes below)
K71.2 – Toxic liver disease with acute hepatitisBillable
K71.3 – Toxic liver disease with chronic persistent hepatitisBillable
K71.4 – Toxic liver disease with chronic lobular hepatitisBillable
K71.5 – Toxic liver disease with chronic active hepatitisHeader (more codes below)
K71.6 – Toxic liver disease with hepatitis, not elsewhere classifiedBillable
K71.7 – Toxic liver disease with fibrosis and cirrhosis of liverBillable
K71.8 – Toxic liver disease with other disorders of liverBillable
K71.9 – Toxic liver disease, unspecifiedBillable

Notes for K71

Includes:

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

Excludes2 (not included here):

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

Code first:

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

Use additional code:

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

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Block K70-K77

Excludes1 (not coded here):

jaundice NOS (R17)

Excludes2 (not included here):

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

Frequently asked questions

What is ICD-10 code K71?

K71 is the ICD-10-CM code for toxic liver disease, in the block K70-K77 (Diseases of liver).

Is K71 a billable code?

No. K71 is a header code with more specific child codes; report one of the billable codes listed above.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.