A08.0 — Rotaviral enteritis
A08.0 is a billable, specific ICD-10-CM code for rotaviral enteritis. It is valid for submission on a claim.
Risk adjustment
A08.0 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
A08.0 is named in 7 Medicare coverage policies — 7 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
- 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
How A08.0 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 A08.0.
- Enteritis›rotaviral
- Gastroenteritis›rotaviral
- Enteritis›viral›Rotavirus
- Gastroenteritis›viral NEC›rotaviral
Related codes at this level
Codes that share A08. If A08.0 is not quite right, the correct code is usually one of these.
Questions about A08.0
- Is A08.0 a billable ICD-10-CM code?
- Yes. A08.0 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does A08.0 sit in the tabular list?
- Certain infectious and parasitic diseases (A00-B99), in the block Intestinal infectious diseases (A00-A09).