K71.9
Toxic liver disease, unspecified
K71.9 (also written K719) is a billable ICD-10-CM diagnosis code for toxic liver disease, unspecified. It is part of the FY2027 code set, effective October 1, 2026. It is one of the 12 codes in category K71 (Toxic liver disease). The Alphabetic Index lists it under 3 entries. Its coding notes include a Code first instruction, a Use additional code instruction, 1 Excludes1 entry and 14 Excludes2 entries.
Code first
If the underlying condition listed here is present and known, sequence it first.
- poisoning due to drug or toxin, if applicable (T36-T65 with fifth or sixth character 1-4)
Use additional code
Add the listed code as a secondary code, if known.
Excludes1
Not coded here. The listed conditions generally should not be reported together.
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Also from chapter/block level (12 notes)
- 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)
Includes
Further defines or gives examples of the content of the category.
- drug-induced idiosyncratic (unpredictable) liver disease
- drug-induced toxic (predictable) liver disease
Alphabetic Index terms
Terms the official Alphabetic Index lists for this code. 3 entries