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B65.1

B65.1: Schistosomiasis due to Schistosoma mansoni [intestinal schistosomiasis]

Billable / specific codeICD-10-CM

B65.1 is a billable, specific ICD-10-CM code for schistosomiasis due to schistosoma mansoni [intestinal schistosomiasis]. It is valid for submission on a claim.

Check B65.1 with the rest of the claim: free scrubber

Other codes that can never be billed with B65.1

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

  • N35.1Postinfective urethral stricture, not elsewhere classified

Risk adjustment

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

Medicare coverage

B65.1 is named in 4 Medicare coverage policies: 4 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A56456Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy
  • A56632Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy
  • A57204Billing and Coding: MRI and CT Scans of the Head and Neck

Alphabetic index entries that lead here

  • Egyptian splenomegaly
  • Abscess›bilharziasis
  • Bilharziasis›intestinal
  • Disease, diseased›Manson's
  • Dysentery, dysenteric›schistosomal
  • Manson's›disease
  • Manson's›schistosomiasis
  • Schistosomiasis›colon
  • Schistosomiasis›intestinal
  • Schistosomiasis›Manson's(intestinal)
  • Splenomegaly, splenomegalia›Egyptian
  • Infestation›Schistosoma›mansoni

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under B65

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.