K77 – Liver disorders in diseases classified elsewhere

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

Billable code

ICD-10-CM code K77

Code: K77 (claims format: K77)
Description: Liver disorders in diseases classified elsewhere
Billable: Yes – valid for HIPAA-covered transactions
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

Notes for K77

Excludes1 (not coded here):

alcoholic hepatitis (K70.1-)
alcoholic liver disease (K70.-)
cytomegaloviral hepatitis (B25.1)
herpesviral [herpes simplex] hepatitis (B00.81)
mumps hepatitis (B26.81)
sarcoidosis with liver disease (D86.89)
secondary syphilis with liver disease (A51.45)
syphilis (late) with liver disease (A52.74)
toxoplasmosis (acquired) hepatitis (B58.1)
tuberculosis with liver disease (A18.83)

Code first:

underlying disease, such as:
amyloidosis (E85.-)
congenital syphilis (A50.0, A50.5)
congenital toxoplasmosis (P37.1)
infectious mononucleosis with liver disease (B27.0-B27.9 with fifth character 9)
schistosomiasis (B65.0-B65.9)

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)

Index terms for K77

Entries in the ICD-10-CM alphabetic index that lead to this code:

Frequently asked questions

What is ICD-10 code K77?

K77 is the ICD-10-CM code for liver disorders in diseases classified elsewhere, in the block K70-K77 (Diseases of liver).

Is K77 a billable code?

Yes. K77 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

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.