I82.563 vs Z86.718
I82.563 (Chronic embolism and thrombosis of calf muscular vein, bilateral) compared with Z86.718 (Personal history of other venous thrombosis and embolism), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. I82.563 carries an Excludes1 note covering Z86.718: “personal history of venous embolism and thrombosis (Z86.718)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| I82.563Chronic embolism and thrombosis of calf muscular vein, bilateral | Z86.718Personal history of other venous thrombosis and embolism | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | I00-I99 — Diseases of the Circulatory System (I00-I99) | Z00-Z99 — Factors Influencing Health Status and Contact with Health Services (Z00-Z99) |
| Definition | Chronic embolism and thrombosis of calf muscular vein, bilateral is a billable ICD-10-CM diagnosis code (I82.563). | Personal history of other venous thrombosis and embolism is a billable ICD-10-CM diagnosis code (Z86.718). |
| Use additional code | code, if applicable, for associated long-term (current) use of anticoagulants (Z79.01) | — |
| Code first | venous embolism and thrombosis complicating: abortion, ectopic or molar pregnancy (O00-O07, O08.7) | 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