ICD-10 Code for Tularemia
The ICD-10-CM code for tularemia is A21.9 — Tularemia, unspecified. This is the code the Alphabetic Index gives for tularemia with no further qualifier, valid for FY2027 (October 1, 2026 – September 30, 2027).
A21.9 is billable but unspecified. If the documentation names a type, site or cause, one of the more specific codes below is likely expected.
Which tularemia code should you use?
The Alphabetic Index lists 7 codes under Tularemia. Which one applies depends on the qualifier documented in the record — the type, site, cause, or associated condition. Find the qualifier below, then verify the code in the Tabular List before using it.
By type
| abdominal | A21.3 | Gastrointestinal tularemia | |
| bronchopneumonic | A21.2 | Pulmonary tularemia | |
| conjunctivitis | A21.1 | Oculoglandular tularemia | |
| cryptogenic | A21.3 | Gastrointestinal tularemia | |
| enteric | A21.3 | Gastrointestinal tularemia | |
| gastrointestinal | A21.3 | Gastrointestinal tularemia | |
| generalized | A21.7 | Generalized tularemia | |
| ingestion | A21.3 | Gastrointestinal tularemia | |
| intestinal | A21.3 | Gastrointestinal tularemia | |
| oculoglandular | A21.1 | Oculoglandular tularemia | |
| ophthalmic | A21.1 | Oculoglandular tularemia | |
| pneumonia, pneumonic | A21.2 | Pulmonary tularemia | |
| pulmonary | A21.2 | Pulmonary tularemia | |
| sepsis | A21.7 | Generalized tularemia | |
| specified NEC | A21.8 | Other forms of tularemia | |
| typhoidal | A21.7 | Generalized tularemia | |
| ulceroglandular | A21.0 | Ulceroglandular tularemia |
Index terms and codes are reproduced from the official ICD-10-CM FY2027 release. The Alphabetic Index is a finding aid — a code must always be verified in the Tabular List before it is reported. Data sources