Z44 vs Z48
Z44 (Encounter for fitting and adjustment of external prosthetic device) compared with Z48 (Encounter for other postprocedural aftercare), 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. Z48 carries an Excludes2 note covering Z44: “encounter for fitting and adjustment of prosthetic and other devices (Z44-Z46)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| Z44Encounter for fitting and adjustment of external prosthetic device | Z48Encounter for other postprocedural aftercare | |
|---|---|---|
| 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 fitting and adjustment of external prosthetic device is a non-billable ICD-10-CM category code (Z44). | Encounter for other postprocedural aftercare is a non-billable ICD-10-CM category code (Z48). |
| Includes | removal or replacement of external prosthetic device | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources