D37.9 — Neoplasm of uncertain behavior of digestive organ, unspecified
D37.9 is a billable, specific ICD-10-CM code for neoplasm of uncertain behavior of digestive organ, unspecified. It is valid for submission on a claim.
Risk adjustment
D37.9 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
D37.9 is named in 16 Medicare coverage policies — 16 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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How D37.9 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 D37.9.
- Gastrinoma›unspecified site
- Tumor›papillary›cystic
Related codes at this level
Codes that share D37. If D37.9 is not quite right, the correct code is usually one of these.
- D37.0Neoplasm of uncertain behavior of lip, oral cavity and pharynx
- D37.1Neoplasm of uncertain behavior of stomach
- D37.2Neoplasm of uncertain behavior of small intestine
- D37.3Neoplasm of uncertain behavior of appendix
- D37.4Neoplasm of uncertain behavior of colon
- D37.5Neoplasm of uncertain behavior of rectum
- D37.6Neoplasm of uncertain behavior of liver, gallbladder and bile ducts
- D37.8Neoplasm of uncertain behavior of other specified digestive organs
Questions about D37.9
- Is D37.9 a billable ICD-10-CM code?
- Yes. D37.9 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does D37.9 sit in the tabular list?
- Neoplasms (C00-D49), in the block Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes (D37-D48).