4A0Z76ZMeasurement of Metabolism, Via Natural or Artificial Opening
- Billable / Specific Code
4A0Z76Z is a billable ICD-10-PCS procedure code for Measurement of Metabolism, Via Natural or Artificial Opening. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Measurement involves determining the level of a physiological or physical function at a point in time.
Code Identity
PCS Table Breakdown
Each ICD-10-PCS code is built from seven characters, each an axis of the procedure. Hover or tap the icons for the official CMS definitions.
| Position | Designation | Value | Meaning |
|---|---|---|---|
| 1 | Section | 4 | Measurement and Monitoring |
| 2 | Body System | A | Physiological Systems |
| 3 | Operation | 0 | Measurement |
| 4 | BodySystem | Z | None |
| 5 | Approach | 7 | Via Natural or Artificial Opening |
| 6 | Function/Device | 6 | Metabolism |
| 7 | Qualifier | Z | No Qualifier |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 4A0Z76Z under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 4A0Z76Z
Is 4A0Z76Z a billable code?
Yes. 4A0Z76Z is a complete seven-character ICD-10-PCS code, specific enough to report Measurement of Metabolism, Via Natural or Artificial Opening on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 4A0Z76Z mean?
4A0Z76Z breaks down character by character: the 1st character 4 is the Section (Measurement and Monitoring); the 2nd character A is the Body System (Physiological Systems); the 3rd character 0 is the Operation (Measurement); the 4th character Z is the BodySystem (None); the 5th character 7 is the Approach (Via Natural or Artificial Opening); the 6th character 6 is the Function/Device (Metabolism); the 7th character Z is the Qualifier (No Qualifier).
What is the ICD-9-PCS equivalent of 4A0Z76Z?
Under the General Equivalence Mappings, Measurement of Metabolism, Via Natural or Artificial Opening crosswalks to ICD-9-PCS 89.39. The mapping is approximate, so confirm it fits the documentation.
