Is Z86.31 a billable ICD-10-CM code?

Yes. Z86.31 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does Z86.31 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).

Z86.31

Z86.31 — Personal history of diabetic foot ulcer

Billable / specific codeICD-10-CMPOA exempt

Z86.31 is a billable, specific ICD-10-CM code for personal history of diabetic foot ulcer. 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.

current diabetic foot ulcer (E08.621, E09.621, E10.621, E11.621, E13.621)

Risk adjustment

Z86.31 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.

How Z86.31 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 Z86.31.

History›personal›diabetic foot ulcer
History›personal›disease or disorder›endocrine›diabetic foot ulcer
History›personal›disease or disorder›metabolic›diabetic foot ulcer

Related codes at this level

Codes that share Z86.3. If Z86.31 is not quite right, the correct code is usually one of these.

Questions about Z86.31

Is Z86.31 a billable ICD-10-CM code?: Yes. Z86.31 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does Z86.31 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).