K77 Liver disorders in diseases classified elsewhere

Billable

Block: Diseases of liver (K70-K77)

Excludes 1 (cannot be coded together)

  • 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)
This category is a complete, billable diagnosis code.

No additional specificity is required — submit K77 directly on claims and documentation without a subcode extension.

Last reviewed: September 2026