Z85.46 vs Z87.430
Z85.46 (Personal history of malignant neoplasm of prostate) compared with Z87.430 (Personal history of prostatic dysplasia), 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. Z87.430 carries an Excludes1 note covering Z85.46: “personal history of malignant neoplasm of prostate (Z85.46)”
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
| Z85.46Personal history of malignant neoplasm of prostate | Z87.430Personal history of prostatic dysplasia | |
|---|---|---|
| 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 malignant neoplasm of prostate is a billable ICD-10-CM diagnosis code (Z85.46). | Personal history of prostatic dysplasia is a billable ICD-10-CM diagnosis code (Z87.430). |
| Use additional code | code to identify: alcohol use and dependence (F10.-) exposure to environmental tobacco smoke (Z77.22) | — |
| Code first | any follow-up examination after treatment of malignant neoplasm (Z08) | 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