Is B42 a billable ICD-10-CM code?

No. B42 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does B42 sit in the tabular list?

Certain infectious and parasitic diseases (A00-B99), in the block Mycoses (B35-B49).

B42

B42 — Sporotrichosis

Non-billable headerICD-10-CM

B42 is a non-billable header ICD-10-CM code for sporotrichosis. It cannot be billed on its own: choose one of the more specific child codes below.

Risk adjustment

B42 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead B42

5 child codes. Green means billable.

B42.0Pulmonary sporotrichosis
B42.1Lymphocutaneous sporotrichosis
B42.7Disseminated sporotrichosis
B42.8Other forms of sporotrichosis
B42.9Sporotrichosis, unspecified

Questions about B42

Is B42 a billable ICD-10-CM code?: No. B42 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does B42 sit in the tabular list?: Certain infectious and parasitic diseases (A00-B99), in the block Mycoses (B35-B49).