B40.89 — Other forms of blastomycosis
B40.89 is a billable, specific ICD-10-CM code for other forms of blastomycosis. It is valid for submission on a claim.
Risk adjustment
B40.89 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.
Medicare coverage
B40.89 is named in 1 Medicare coverage policy — 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A57224Billing and Coding: Respiratory Care
How B40.89 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to B40.89.
- Blastomycosis, blastomycotic›specified NEC
Related codes at this level
Codes that share B40.8. If B40.89 is not quite right, the correct code is usually one of these.
Questions about B40.89
- Is B40.89 a billable ICD-10-CM code?
- Yes. B40.89 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does B40.89 sit in the tabular list?
- Certain infectious and parasitic diseases (A00-B99), in the block Mycoses (B35-B49).