B47.1 Actinomycetoma

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

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 039.9 Actinomycotic infection of unspecified site (approximate)

Code annotations containing back-references to B47.1

Back-references to B47.1

• Type 1 Excludes: A42 Actinomycosis ("actinomycetoma (B47.1)")
• Type 1 Excludes: A48 Other bacterial diseases, not elsewhere classified ("actinomycetoma (B47.1)")

Back-references to B47

• Code First: M01 Direct infections of joint in infectious and parasitic diseases classified elsewhere ("mycoses (B35-B49)")

Diagnosis Index entries for B47.1

• Actinomycetoma (foot)
• Infection, infected, infective (opportunistic) › Actinomadura
• Infection, infected, infective (opportunistic) › mycetoma › actinomycotic NEC
• Infection, infected, infective (opportunistic) › Streptomyces
• Madura › foot › actinomycotic
• Mycetoma › actinomycotic
• Mycetoma › foot › actinomycotic
• Mycetoma › nocardial
• Streptomycosis

Nearby codes

• B47 Mycetoma
• B47.0 Eumycetoma
• B47.1 Actinomycetoma (this code)
• B47.9 Mycetoma, unspecified