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Z86.006

Z86.006Personal history of melanoma in-situ

Billable / specific codeICD-10-CMPOA exempt

Z86.006 is a billable, specific ICD-10-CM code for personal history of melanoma in-situ. 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.

  • sites other than skin - code to personal history of in-situ neoplasm of the site

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Conditions classifiable to D03

Risk adjustment

Z86.006 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

Z86.006 is named in 3 Medicare coverage policies 3 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A56346Billing and Coding: Removal of Benign and Malignant Skin Lesions
  • A56612Billing and Coding: CT of the Head
  • A57204Billing and Coding: MRI and CT Scans of the Head and Neck

How Z86.006 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 Z86.006.

  • Historypersonalin situ neoplasmmelanoma
  • Historypersonalmelanomain situ
  • Historypersonalneoplasmin situmelanoma

Related codes at this level

Codes that share Z86.00. If Z86.006 is not quite right, the correct code is usually one of these.

Questions about Z86.006

Is Z86.006 a billable ICD-10-CM code?
Yes. Z86.006 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does Z86.006 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).
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.