2026 ICD-10-CM Diagnosis Code B65Schistosomiasis [bilharziasis]
B65 is a non-billable ICD-10-CM category code for schistosomiasis [bilharziasis], so it cannot be submitted on claims. Use a more specific code from this category instead, such as B65.0, B65.1, B65.2, and B65.3.
Code Identity
Code Classification
Specific Coding for Schistosomiasis [bilharziasis]Overview
Non-specific codes like B65 require more characters. Use one of these billable codes instead:
Use B65.0 for Schistosomiasis due to Schistosoma haematobium [urinary schistosomiasis]
Use B65.1 for Schistosomiasis due to Schistosoma mansoni [intestinal schistosomiasis]
Use B65.2 for Schistosomiasis due to Schistosoma japonicum
Use B65.3 for Cercarial dermatitis
Use B65.8 for Other schistosomiasis
Use B65.9 for Schistosomiasis, unspecified
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
Includes
- snail fever
This note appears immediately under a three character code title to further define, or give examples of, the content of the category.
Clinical InformationClinical
Neuroschistosomiasis
schistosomiasis of the brain, spinal cord, or meninges caused by infections with trematodes of the genus schistosoma (primarily schistosoma japonicum; schistosoma mansoni; and schistosoma haematobium in humans). s. japonicum infections of the nervous system may cause an acute meningoencephalitis or a chronic encephalopathy. s. mansoni and s. haematobium nervous system infections are associated with acute transverse myelitis involving the lower portions of the spinal cord. (from joynt, clinical neurology, 1998, ch27, pp61-2)Schistosomiasis
infection with flukes (trematodes) of the genus schistosoma. three species produce the most frequent clinical diseases: schistosoma haematobium (endemic in africa and the middle east), schistosoma mansoni (in egypt, northern and southern africa, some west indies islands, northern 2/3 of south america), and schistosoma japonicum (in japan, china, the philippines, celebes, thailand, laos). s. mansoni is often seen in puerto ricans living in the united states.Schistosomiasis haematobia
a human disease caused by the infection of parasitic worms schistosoma haematobium. it is endemic in africa and parts of the middle east. tissue damages most often occur in the urinary tract, specifically the urinary bladder.Schistosomiasis japonica
schistosomiasis caused by schistosoma japonicum. it is endemic in the asia, eastern and affects the bowel, liver, and spleen.Schistosomiasis mansoni
schistosomiasis caused by schistosoma mansoni. it is endemic in africa, the middle east, south america, and the caribbean and affects mainly the bowel, spleen, and liver.
Patient EducationClinical
Parasitic Diseases
Parasites are living things that use other living things - like your body - for food and a place to live. You can get them from contaminated food or water, a bug bite, or sexual contact. Some parasitic diseases are easily treated and some are not.
Read the full article at MedlinePlus
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Code HistoryHistory
Questions About B65Overview
Is B65 (Schistosomiasis [bilharziasis]) a billable code?
No. This is a category header that groups the codes for schistosomiasis [bilharziasis], and headers cannot be submitted on claims. Claims for schistosomiasis [bilharziasis] need a more specific code from this category, such as B65.0, B65.1, and B65.2.
