Toxic liver disease
In Diseases of liver (K70-K77), chapter 11: Diseases of the Digestive System
12 billable codes under K71: 1 is an MCC; 5 map to HCC 65 (Chronic Hepatitis), HCC 64 (Cirrhosis of Liver).A CC or MCC (major CC) is a secondary diagnosis that raises the MS-DRG payment. An HCC counts toward a Medicare Advantage patient's risk score.
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Instructional notes
Includes: conditions that are coded here
- drug-induced idiosyncratic (unpredictable) liver disease
- drug-induced toxic (predictable) liver disease
Excludes2: not included here, code separately if applicable
Code first: code the underlying condition first, then this code
- poisoning due to drug or toxin, if applicable (T36-T65 with fifth or sixth character 1-4)
Use additional code: add a second code for this, listed after this one
- code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Also applies, from Diseases of liver (K70-K77)
These notes sit on K70-K77 and apply to every code under it, including K71.
Official coding guidelines
From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.
There are no chapter-specific rules for Chapter 11 yet, so the general rules in Section I.B apply.
All codes under K71
K71 can't be used on a claim. Pick a billable code below; grey headings group them.
- K71.0Toxic liver disease with cholestasis
- K71.1Toxic liver disease with hepatic necrosis
- K71.10Toxic liver disease with hepatic necrosis, without coma
- K71.11Toxic liver disease with hepatic necrosis, with coma
- K71.2Toxic liver disease with acute hepatitis
- K71.3Toxic liver disease with chronic persistent hepatitis
- K71.4Toxic liver disease with chronic lobular hepatitis
- K71.5Toxic liver disease with chronic active hepatitis
- K71.50Toxic liver disease with chronic active hepatitis without ascites
- K71.51Toxic liver disease with chronic active hepatitis with ascites
- K71.6Toxic liver disease with hepatitis, not elsewhere classified
- K71.7Toxic liver disease with fibrosis and cirrhosis of liver
- K71.8Toxic liver disease with other disorders of liver
- K71.9Toxic liver disease, unspecified
K71 MS-DRGs
As the principal diagnosis, all 12 billable codes under K71 group to MS-DRG 441, 442, 443, 791, or 793 (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.
- DRG 441 Disorders of Liver Except Malignancy, Cirrhosis or Alcoholic Hepatitis with MCC
- DRG 442 Disorders of Liver Except Malignancy, Cirrhosis or Alcoholic Hepatitis with CC
- DRG 443 Disorders of Liver Except Malignancy, Cirrhosis or Alcoholic Hepatitis without CC/MCC
- DRG 791 Prematurity with Major Problems
- DRG 793 Full Term Neonate with Major Problems
Other codes that refer to K71
Notes on these codes point to K71.
About the condition
Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.
Liver Diseases
Your liver is the largest organ inside your body. It helps your body digest food, store energy, and remove poisons. There are many kinds of liver diseases:
Read more about liver diseases on MedlinePlusCode history
Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.