Z43 vs Z93
Z43 (Encounter for attention to artificial openings) compared with Z93 (Artificial opening status), 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. Z93 carries an Excludes1 note covering Z43: “artificial openings requiring attention or management (Z43.-)”
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
| Z43Encounter for attention to artificial openings | Z93Artificial opening status | |
|---|---|---|
| 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 attention to artificial openings is a non-billable ICD-10-CM category code (Z43). | Artificial opening status is a non-billable ICD-10-CM category code (Z93). |
| Includes | closure of artificial openings passage of sounds or bougies through artificial openings reforming artificial openings removal of catheter from artificial openings | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources