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ICD-10-CM 2027 · A00-A09

Intestinal infectious diseases

Part of chapter 1, certain infectious and parasitic diseases.

About A00-A09

Block A00-A09 contains 10 categories and 79 billable codes for FY2027. No codes here changed in the FY2027 update. 6 codes are MCCs and 61 are CCs when reported as secondary diagnoses.

A00Cholera

A01Typhoid and paratyphoid fevers

A02Other salmonella infections

A03Shigellosis

A04Other bacterial intestinal infections

A05Other bacterial foodborne intoxications, not elsewhere classified

A06Amebiasis

A07Other protozoal intestinal diseases

A08Viral and other specified intestinal infections

A09Infectious gastroenteritis and colitis, unspecified