B42

Classification

Category:Certain infectious and parasitic diseases

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Coding Guidance

B42 should not be used for reimbursement purposes as there are more specific codes below it that contain a greater level of detail.

Includes

From A00-B99

diseases generally recognized as communicable or transmissible

Excludes 1

From A00-B99

certain localized infections - see body system-related chapters

Excludes 2

From A00-B99

carrier or suspected carrier of infectious diseaseZ22
infectious and parasitic diseases complicating pregnancy, childbirth and the puerperiumO98
infectious and parasitic diseases specific to the perinatal periodP35-P39
influenza and other acute respiratory infectionsJ00-J22

Use Additional Code

From A00-B99

code to identify resistance to antimicrobial drugs

More Specific Codes

B42.0

Pulmonary sporotrichosis

B42.1

Lymphocutaneous sporotrichosis

B42.7

Disseminated sporotrichosis

B42.8

Other forms of sporotrichosis

B42.9

Sporotrichosis, unspecified

External Resources

2025 ICD-10 guidelines from CMS.gov