B74.8 Other filariases

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

Applicable to

• Dirofilariasis

Applies from B74 Filariasis

Excludes2 (not included here)

• onchocerciasis (B73)
• tropical (pulmonary) eosinophilia NOS (J82.89)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 125.6 Other specified filariasis (approximate)

Code annotations containing back-references to B74.8

Back-references to B74.8

• Code First: J91.8 Pleural effusion in other conditions classified elsewhere ("filariasis (B74.0-B74.9)")
• Code First: N51 Disorders of male genital organs in diseases classified elsewhere ("filariasis (B74.0-B74.9)")

Back-references to B74

• Code First: H94.0 Acoustic neuritis in infectious and parasitic diseases classified elsewhere ("parasitic disease (B65-B89)")
• Type 1 Excludes: I89 Other noninfective disorders of lymphatic vessels and lymph nodes ("filarial chylocele (B74.-)")
• Type 2 Excludes: J82 Pulmonary eosinophilia, not elsewhere classified ("pulmonary eosinophilia due to specified parasitic infection (B50-B83)")
• Type 1 Excludes: R82.0 Chyluria ("filarial chyluria (B74.-)")

Diagnosis Index entries for B74.8

• Dirofilariasis
• Infection, infected, infective (opportunistic) › Dirofilaria
• Infestation › filarial › specified type NEC

Nearby codes

• B74.0 Filariasis due to Wuchereria bancrofti
• B74.1 Filariasis due to Brugia malayi
• B74.2 Filariasis due to Brugia timori
• B74.3 Loiasis
• B74.4 Mansonelliasis
• B74.8 Other filariases (this code)
• B74.9 Filariasis, unspecified