A03.9

A03.9: Shigellosis, unspecified

Billable / specific codeICD-10-CM

A03.9 is a billable, specific ICD-10-CM code for shigellosis, unspecified. It is valid for submission on a claim.

Check A03.9 with the rest of the claim: free scrubber

Inclusion terms

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

Bacillary dysentery NOS

Risk adjustment

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

Medicare coverage

A03.9 is named in 6 Medicare coverage policies: 6 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

A56456Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy
A56632Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy
A58801Billing and Coding: Pharmacogenomics Testing
A58812Billing and Coding: Pharmacogenomics Testing

Alphabetic index entries that lead here

Chinese dysentery
Shigellosis
Dysentery, dysenteric›bacillary
Dysentery, dysenteric›Chinese
Enteritis›bacillary NOS
Infection, infected, infective›Shigella
Sepsis›Shigella
Dysentery, dysenteric›arthritis›bacillary
Dysentery, dysenteric›bacillary›arthritis
Dysentery, dysenteric›bacillary›Shigella

Code history

Unchanged in every release from FY2024 to FY2027.