Z86.31 vs Z87.2
Z86.31 (Personal history of diabetic foot ulcer) compared with Z87.2 (Personal history of diseases of the skin and subcutaneous tissue), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. Z87.2 carries an Excludes2 note covering Z86.31: “personal history of diabetic foot ulcer (Z86.31)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| Z86.31Personal history of diabetic foot ulcer | Z87.2Personal history of diseases of the skin and subcutaneous tissue | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | Z00-Z99 — Factors Influencing Health Status and Contact with Health Services (Z00-Z99) | Z00-Z99 — Factors Influencing Health Status and Contact with Health Services (Z00-Z99) |
| Definition | Personal history of diabetic foot ulcer is a billable ICD-10-CM diagnosis code (Z86.31). | Personal history of diseases of the skin and subcutaneous tissue is a billable ICD-10-CM diagnosis code (Z87.2). |
| Includes | — | Conditions classifiable to L00-L99 |
| Code first | any follow-up examination after treatment (Z09) | any follow-up examination after treatment (Z09) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources