B64 Unspecified protozoal disease

Billable ICD-10-CM code, FY2026.

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 088.9 Arthropod-borne disease, unspecified (approximate)
• 136.9 Unspecified infectious and parasitic diseases (approximate)

Code annotations containing back-references to B64

Back-references to B64

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

Back-references to B64

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

Diagnosis Index entries for B64

• Disease, diseased › protozoal
• Infection, infected, infective (opportunistic) › protozoal NEC
• Infestation › protozoal NEC
• Protozoal › disease

Nearby codes

• B64 Unspecified protozoal disease (this code)