A21.0

ICD-10Billable

Ulceroglandular tularemia

Official ICD-10-CM descriptor (FY2026)

Ulceroglandular tularemia

A21.0 is valid for submission on a claim — CMS flags it as a billable, specific code.

Related codes in A21

A21.1Oculoglandular tularemia
A21.2Pulmonary tularemia
A21.3Gastrointestinal tularemia
A21.7Generalized tularemia
A21.8Other forms of tularemia
A21.9Tularemia, unspecified

Where this code sits

Chapter: 1. Certain infectious and parasitic diseases (A00-B99)
Block: Certain zoonotic bacterial diseases (A20-A28)
Parent code: A21

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.