K73.8 – Other chronic hepatitis, not elsewhere classified

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

Billable code

ICD-10-CM code K73.8

Code: K73.8 (claims format: K738)
Description: Other chronic hepatitis, not elsewhere classified
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
Parent codes: K73

Notes inherited from parent codes

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

K73 – Chronic hepatitis, not elsewhere classified

Excludes1 (not coded here):

alcoholic hepatitis (chronic) (K70.1-)
drug-induced hepatitis (chronic) (K71.-)
granulomatous hepatitis (chronic) NEC (K75.3)
reactive, nonspecific hepatitis (chronic) (K75.2)
viral hepatitis (chronic) (B15-B19)

Use additional code:

code, if applicable, for ascites (R18.8)

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 K73.8

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

Hepatitis, chronic, specified NEC

Related codes in K73

Frequently asked questions

What is ICD-10 code K73.8?

K73.8 is the ICD-10-CM code for other chronic hepatitis, not elsewhere classified, in the block K70-K77 (Diseases of liver).

Is K73.8 a billable code?

Yes. K73.8 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does K73.8 belong to?

It belongs to category K73 – Chronic hepatitis, not elsewhere classified.

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.