Rat-bite fevers (A25) ICD-10-CM
The A25 code range covers rat-bite fevers with 4 ICD-10-CM diagnosis codes. 3 of them are billable and valid for claim submission in fiscal year 2027, and the category headers group them but cannot themselves be billed.
Codes in the A25 Range 4 codes · 3 billable
Clinical Terms in This Code Range
Definitions from the National Library of Medicine for conditions coded in the A25 range.
Rat-Bite Fever
A syndrome characterized by recurring fever, rash, and arthralgias occurring days to weeks after a rat bite. The causative agents are either Streptobacillus moniliformis or Spirillum minus.
About the A25 Code Range
Rat-bite fever can cause recurring fever, rash, and joint pain days to weeks after a rat bite. It belongs to a group of bacterial diseases associated with animals.
A25 separates spirillosis (A25.0) from streptobacillosis (A25.1). A25.9 identifies rat-bite fever when the form is unspecified.
Questions About This Page
How many billable codes are in the A25 range?
Of the 4 codes in this range, 3 are billable and valid for claim submission from October 1, 2026 through September 30, 2027. Category header codes group them but cannot be reported on claims.
What does the A25 range classify?
The range classifies rat-bite fevers. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2027 ICD-10-CM Tabular List and order file, effective October 1, 2026 through September 30, 2027.
