Z00 vs Z39
Z00 (Encounter for general examination without complaint, suspected or reported diagnosis) compared with Z39 (Encounter for maternal postpartum care and examination), 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. Z00 carries an Excludes2 note covering Z39: “examinations related to pregnancy and reproduction (Z30-Z36, Z39.-)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| Z00Encounter for general examination without complaint, suspected or reported diagnosis | Z39Encounter for maternal postpartum care and examination | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| 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 | Encounter for general examination without complaint, suspected or reported diagnosis is a non-billable ICD-10-CM category code (Z00). | Encounter for maternal postpartum care and examination is a non-billable ICD-10-CM category code (Z39). |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources