B65.9 Schistosomiasis, unspecified

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

Applies from B65 Schistosomiasis [bilharziasis]

Includes

• snail fever

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 120.9 Schistosomiasis, unspecified

Code annotations containing back-references to B65.9

Back-references to B65.9

• Code First: D77 Other disorders of blood and blood-forming organs in diseases classified elsewhere ("schistosomiasis [bilharziasis] (B65.0-B65.9)")
• Code First: I52 Other heart disorders in diseases classified elsewhere ("schistosomiasis (B65.0-B65.9)")
• Code First: J17 Pneumonia in diseases classified elsewhere ("schistosomiasis (B65.0-B65.9)")
• Code First: J99 Respiratory disorders in diseases classified elsewhere ("schistosomiasis (B65.0-B65.9)")
• Code First: K77 Liver disorders in diseases classified elsewhere ("schistosomiasis (B65.0-B65.9)")
• Code First: N22 Calculus of urinary tract in diseases classified elsewhere ("schistosomiasis (B65.0-B65.9)")
• Code First: N29 Other disorders of kidney and ureter in diseases classified elsewhere ("schistosomiasis (B65.0-B65.9)")
• Code First: N33 Bladder disorders in diseases classified elsewhere ("schistosomiasis (B65.0-B65.9)")

Back-references to B65

• Code First: G07 Intracranial and intraspinal abscess and granuloma in diseases classified elsewhere ("schistosomiasis granuloma of brain (B65.-)")
• Code First: H94.0 Acoustic neuritis in infectious and parasitic diseases classified elsewhere ("parasitic disease (B65-B89)")
• Code Also: I27.21 Secondary pulmonary arterial hypertension ("schistosomiasis (B65.-)")
• Type 2 Excludes: J82 Pulmonary eosinophilia, not elsewhere classified ("pulmonary eosinophilia due to specified parasitic infection (B50-B83)")
• Code First: M63 Disorders of muscle in diseases classified elsewhere ("schistosomiasis (B65.-)")
• Type 1 Excludes: N35.1 Postinfective urethral stricture, not elsewhere classified ("urethral stricture associated with schistosomiasis (B65.-, N29)")

Diagnosis Index entries for B65.9

• Bilharziasis › lipemia
• Bilharziasis › piarhemia
• Bilharziasis › pulmonary NOS
• Bilharziasis › pulmonary NOS › pneumonia
• Cystitis (exudative) (hemorrhagic) (septic) (suppurative) › bilharzial
• Disease, diseased › heart (organic) › pulmonary (chronic) › in schistosomiasis
• Disease, diseased › kidney (functional) (pelvis) › in (due to) › schistosomiasis (bilharziasis)
• Disease, diseased › liver (chronic) (organic) › in (due to) › schistosomiasis (bilharziasis)
• Disorder (of) › glomerular (in) › schistosomiasis
• Disorder (of) › kidney › in › schistosomiasis
• Distomiasis › hemic
• Fibrosis, fibrotic › spleen › in schistosomiasis (bilharziasis)
• Glomerulonephritis › in (due to) › bilharziasis
• Glomerulonephritis › in (due to) › schistosomiasis
• Granuloma › brain (any site) › schistosomiasis
• Hypertension, hypertensive (accelerated) (benign) (essential) (idiopathic) (malignant) (systemic) › portal (due to chronic liver disease) (idiopathic) › in (due to) schistosomiasis (bilharziasis)
• Infestation › Schistosoma
• Myositis › in (due to) › bilharziasis
• Myositis › in (due to) › schistosomiasis
• Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved) › in (due to) › schistosomiasis
• Schistosomiasis
• Schistosomiasis › with muscle disorder
• Schistosomiasis › with muscle disorder › ankle
• Schistosomiasis › with muscle disorder › foot
• Schistosomiasis › with muscle disorder › forearm
• Schistosomiasis › with muscle disorder › hand
• Schistosomiasis › with muscle disorder › lower leg
• Schistosomiasis › with muscle disorder › multiple sites
• Schistosomiasis › with muscle disorder › pelvic region
• Schistosomiasis › with muscle disorder › shoulder region
• Schistosomiasis › with muscle disorder › specified site NEC
• Schistosomiasis › with muscle disorder › thigh
• Schistosomiasis › with muscle disorder › upper arm
• Schistosomiasis › lung NEC
• Schistosomiasis › lung NEC › pneumonia
• Schistosomiasis › pulmonary NEC
• Schistosomiasis › pulmonary NEC › pneumonia
• Ulcer, ulcerated, ulcerating, ulceration, ulcerative › bladder (solitary) (sphincter) NEC › bilharzial
• Ulcer, ulcerated, ulcerating, ulceration, ulcerative › bladder (solitary) (sphincter) NEC › in schistosomiasis (bilharzial)

Nearby codes

• B65.0 Schistosomiasis due to Schistosoma haematobium [urinary schistosomiasis]
• B65.1 Schistosomiasis due to Schistosoma mansoni [intestinal schistosomiasis]
• B65.2 Schistosomiasis due to Schistosoma japonicum
• B65.3 Cercarial dermatitis
• B65.8 Other schistosomiasis
• B65.9 Schistosomiasis, unspecified (this code)