A44: Bartonellosis
Codes under A44 (Bartonellosis). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| A44.0 | Systemic bartonellosis | ✓ |
| A44.0 | Systemic bartonellosis | ✓ |
| A44.1 | Cutaneous and mucocutaneous bartonellosis | ✓ |
| A44.1 | Cutaneous and mucocutaneous bartonellosis | ✓ |
| A44.8 | Other forms of bartonellosis | ✓ |
| A44.8 | Other forms of bartonellosis | ✓ |
| A44.9 | Bartonellosis, unspecified | ✓ |
| A44.9 | Bartonellosis, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code A44?
A44 is an ICD-10-CM category covering Bartonellosis. It contains 8 more specific diagnosis codes, 8 of which are billable.
Is A44 a billable code?
No — A44 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example A44.0 — Systemic bartonellosis). 8 of the 8 codes under A44 are billable.
What codes fall under A44?
A44 includes A44.0, A44.0, A44.1, A44.1, A44.8, plus 3 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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