ICD-10-CM · Chapter 1 · A00–B99
A77.9
Spotted fever, unspecified
Certain infectious and parasitic diseases
Quick facts
- Code
- A77.9
- Type
- Billable code
- ICD-10-CM chapter
- Chapter 1 — Certain infectious and parasitic diseases
- Category
- A77 — Spotted fever [tick-borne rickettsioses]
- Specificity
- 4 characters
How coders use this code
ICD-10-CM A77.9 is a billable, fully specified code, so it can be reported directly on a claim to document a diagnosis of spotted fever, unspecified. Coders assign it when the chart documentation supports this level of detail, always matching to the most specific code available and verifying against the chapter-specific guidelines published annually by NCHS/CMS.
Related codes in A77
- A77Spotted fever [tick-borne rickettsioses]
- A77.0Spotted fever due to Rickettsia rickettsii
- A77.1Spotted fever due to Rickettsia conorii
- A77.2Spotted fever due to Rickettsia siberica
- A77.3Spotted fever due to Rickettsia australis
- A77.4Ehrlichiosis
- A77.40Ehrlichiosis, unspecified
- A77.41Ehrlichiosis chaffeensis [E. chaffeensis]
- A77.49Other ehrlichiosis
- A77.8Other spotted fevers
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