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J11.2

J11.2: Influenza due to unidentified influenza virus with gastrointestinal manifestations

Billable / specific codeICD-10-CM

J11.2 is a billable, specific ICD-10-CM code for influenza due to unidentified influenza virus with gastrointestinal manifestations. It is valid for submission on a claim.

Check J11.2 with the rest of the claim: free scrubber

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • 'intestinal flu' [viral gastroenteritis] (A08.-)

Inclusion terms

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

  • Influenza gastroenteritis NOS

Other codes that can never be billed with J11.2

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

  • J09Influenza due to certain identified influenza viruses
  • J10Influenza due to other identified influenza virus
  • A08Viral and other specified intestinal infections

Risk adjustment

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

Medicare coverage

J11.2 is named in 6 Medicare coverage policies: 6 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A52466Nebulizers - Policy Article
  • A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
  • A58710Billing and Coding: MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing
  • A58720Billing and Coding: MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing

Alphabetic index entries that lead here

  • Influenza›with›digestive manifestations
  • Influenza›with›enteritis
  • Influenza›with›gastroenteritis
  • Influenza›with›gastrointestinal manifestations

The condition this code belongs to

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under J11

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.