A25.1 Streptobacillosis

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applicable to

• Epidemic arthritic erythema
• Haverhill fever
• Streptobacillary rat-bite fever

MS-DRG index

Defines the logic of DRG(s) 867-869 in MDC 18.

Approximate ICD-9-CM (GEMs)

• 026.1 Streptobacillary fever

Diagnosis Index entries for A25.1

• Actinobacillosis, actinobacillus › muris
• Arthritis, arthritic (acute) (chronic) (nonpyogenic) (subacute) › due to or associated with › erythema › epidemic
• Arthritis, arthritic (acute) (chronic) (nonpyogenic) (subacute) › due to or associated with › rat bite fever
• Arthritis, arthritic (acute) (chronic) (nonpyogenic) (subacute) › epidemic erythema
• Erythema, erythematous (infectional) (inflammation) › arthriticum epidemicum
• Erythema, erythematous (infectional) (inflammation) › epidemic, arthritic
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › Haverhill
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › rat-bite › due to › Streptobacillus moniliformis
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › streptobacillary
• Haverhill fever
• Infection, infected, infective (opportunistic) › Actinobacillus (actinomycetem-comitans) › muris
• Infection, infected, infective (opportunistic) › streptobacillus moniliformis
• Rat-bite fever › due to Streptobacillus moniliformis
• Streptobacillary fever
• Streptobacillosis
• Streptobacillus moniliformis

Nearby codes

• A25 Rat-bite fevers
• A25.0 Spirillosis
• A25.1 Streptobacillosis (this code)
• A25.9 Rat-bite fever, unspecified