B55.9 Leishmaniasis, unspecified

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)

• 085.9 Leishmaniasis, unspecified

Code annotations containing back-references to B55.9

Back-references to B55

• Type 2 Excludes: J82 Pulmonary eosinophilia, not elsewhere classified ("pulmonary eosinophilia due to specified parasitic infection (B50-B83)")

Diagnosis Index entries for B55.9

• Leishmaniasis

Nearby codes

• B55 Leishmaniasis
• B55.0 Visceral leishmaniasis
• B55.1 Cutaneous leishmaniasis
• B55.2 Mucocutaneous leishmaniasis
• B55.9 Leishmaniasis, unspecified (this code)