MCMCB Pro
D40.0

D40.0Neoplasm of uncertain behavior of prostate

Billable / specific codeICD-10-CM

D40.0 is a billable, specific ICD-10-CM code for neoplasm of uncertain behavior of prostate. It is valid for submission on a claim.

Risk adjustment

D40.0 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

D40.0 is named in 29 Medicare coverage policies 29 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

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Related codes at this level

Codes that share D40. If D40.0 is not quite right, the correct code is usually one of these.

Questions about D40.0

Is D40.0 a billable ICD-10-CM code?
Yes. D40.0 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does D40.0 sit in the tabular list?
Neoplasms (C00-D49), in the block Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes (D37-D48).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.