B82.9 — Intestinal parasitism, unspecified
B82.9 is a billable, specific ICD-10-CM code for intestinal parasitism, unspecified. It is valid for submission on a claim.
Risk adjustment
B82.9 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
B82.9 is named in 2 Medicare coverage policies — 2 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A56456Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy
- A56632Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy
How B82.9 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to B82.9.
- Enteritis›parasitic NEC
- Infestation›intestinal NEC
- Parasitism›intestinal
- Disease, diseased›parasitic›intestinal NOS
- Infestation›parasite, parasitic›intestinal NOS
Related codes at this level
Codes that share B82. If B82.9 is not quite right, the correct code is usually one of these.
Questions about B82.9
- Is B82.9 a billable ICD-10-CM code?
- Yes. B82.9 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does B82.9 sit in the tabular list?
- Certain infectious and parasitic diseases (A00-B99), in the block Helminthiases (B65-B83).