MCMedicalCodingSoftware
A18.32

A18.32: Tuberculous enteritis

Billable / specific codeICD-10-CM

A18.32 is a billable, specific ICD-10-CM code for tuberculous enteritis. It is valid for submission on a claim.

Check A18.32 with the rest of the claim: free scrubber

Inclusion terms

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

  • Tuberculosis of anus and rectum
  • Tuberculosis of intestine (large) (small)

Other codes that can never be billed with A18.32

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

  • A04Other bacterial intestinal infections
  • A18.83Tuberculosis of digestive tract organs, not elsewhere classified

Risk adjustment

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

Medicare coverage

A18.32 is named in 15 Medicare coverage policies: 15 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56394Billing and Coding: Colonoscopy and Sigmoidoscopy-Diagnostic
  • A56416Billing and Coding: Assays for Vitamins and Metabolic Function
  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A56456Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy

Alphabetic index entries that lead here

  • Appendicitis›tuberculous
  • Colitis›tuberculous(ulcerative)
  • Diarrhea, diarrheal›tuberculous
  • Enteritis›tuberculous
  • Proctitis›tuberculous
  • Tuberculosis, tubercular, tuberculous›alimentary canal
  • Tuberculosis, tubercular, tuberculous›anus
  • Tuberculosis, tubercular, tuberculous›appendicitis, appendix
  • Tuberculosis, tubercular, tuberculous›bowel(miliary)
  • Tuberculosis, tubercular, tuberculous›cecum
  • Tuberculosis, tubercular, tuberculous›colitis
  • Tuberculosis, tubercular, tuberculous›colon

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under A18.3

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.