Z85.831 — Personal history of malignant neoplasm of soft tissue
Z85.831 is a billable, specific ICD-10-CM code for personal history of malignant neoplasm of soft tissue. It is valid for submission on a claim.
Excludes2 — not included here, but may coexist
The excluded condition is not part of this code, but a patient can have both. You may code both.
- personal history of malignant neoplasm of skin (Z85.82-)
Risk adjustment
Z85.831 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
Z85.831 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 Z85.831 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 Z85.831.
- History›personal›malignant neoplasm›soft tissue
Related codes at this level
Codes that share Z85.83. If Z85.831 is not quite right, the correct code is usually one of these.
Questions about Z85.831
- Is Z85.831 a billable ICD-10-CM code?
- Yes. Z85.831 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does Z85.831 sit in the tabular list?
- Factors influencing health status and contact with health services (Z00-Z99), in the block Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99).