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K75.81

K75.81: Nonalcoholic steatohepatitis (NASH)

Billable / specific codeICD-10-CM

K75.81 is a billable, specific ICD-10-CM code for nonalcoholic steatohepatitis (nash). It is valid for submission on a claim.

Check K75.81 with the rest of the claim: free scrubber

Use additional code

Add a secondary code to capture the detail described below.

  • code, if applicable, hepatic fibrosis (K74.0-)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Metabolic dysfunction-associated steatohepatitis (MASH)

Excludes2 inherited from the categories above K75.81

Not part of this code, but both may be coded when both are present.

Written on K75: Other inflammatory liver diseases

  • toxic liver disease (K71.-)

Other codes that can never be billed with K75.81

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • K76.0Fatty (change of) liver, not elsewhere classified

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

K75.81 is named in 16 Medicare coverage policies: 16 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A56422Billing and Coding: Bariatric Surgical Management of Morbid Obesity
  • A56669Billing and Coding: Hospice - Liver Disease
  • A56852Billing and Coding: Laparoscopic Sleeve Gastrectomy for Severe Obesity

Alphabetic index entries that lead here

  • Steatohepatitis(nonalcoholic) (NASH)
  • Steatohepatitis›metabolic dysfunction-associated steatohepatitis(MASH)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under K75.8

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.