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D39.10

D39.10Neoplasm of uncertain behavior of unspecified ovary

Billable / specific codeICD-10-CMunspecified

D39.10 is a billable, specific ICD-10-CM code for neoplasm of uncertain behavior of unspecified ovary. It is valid for submission on a claim.

Risk adjustment

D39.10 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

D39.10 is named in 4 Medicare coverage policies 4 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A55717Billing and Coding: Lab: Flow Cytometry
  • A57689Billing and Coding: Lab: Flow Cytometry
  • A57788Billing and Coding: Peripheral Nerve Blocks
  • A57788Billing and Coding: Peripheral Nerve Blocks

How D39.10 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 D39.10.

  • Cystmultilocular(ovary)
  • Adenofibromaendometrioidborderline malignancy
  • Androblastomaunspecified sitefemale
  • Arrhenoblastomaunspecified sitefemale
  • Cystovary, ovarianmultilocular
  • Gonadoblastomaunspecified sitefemale
  • Gonocytomaunspecified sitefemale
  • Gynandroblastomaunspecified sitefemale
  • Papillomaserous surfaceborderline malignancyunspecified site
  • TumorLeydig cellunspecified sitefemale

Related codes at this level

Codes that share D39.1. If D39.10 is not quite right, the correct code is usually one of these.

Questions about D39.10

Is D39.10 a billable ICD-10-CM code?
Yes. D39.10 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does D39.10 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.