4A07X7ZMeasurement of Visual Mobility, External Approach
- Billable / Specific Code
4A07X7Z is a billable ICD-10-PCS procedure code for Measurement of Visual Mobility, External Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027). The root operation Measurement involves determining the level of a physiological or physical function at a point in time. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Measurement and monitoring, NEC.
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 | 7 | Visual |
| 5 | Approach | X | External |
| 6 | Function/Device | 7 | Mobility |
| 7 | Qualifier | Z | No Qualifier |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code study of the ocular motility, open the FY 2027 ICD-10-PCS Alphabetic Index at Study, then the subterm Ocular motility. The entry lists 4A07X7Z directly as a complete, billable code.
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for this code under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 4A07X7Z
Is 4A07X7Z a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Measurement of Visual Mobility, External Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What is the ICD-10-PCS code for study of the ocular motility?
The FY 2027 ICD-10-PCS Alphabetic Index entry Study, Ocular motility is a direct entry for 4A07X7Z, Measurement of Visual Mobility, External Approach, billable on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 4A07X7Z mean?
The code 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 7 is the BodySystem (Visual); the 5th character X is the Approach (External); the 6th character 7 is the Function/Device (Mobility); the 7th character Z is the Qualifier (No Qualifier).
What is the ICD-9-PCS equivalent of 4A07X7Z?
Under the General Equivalence Mappings, Measurement of Visual Mobility, External Approach crosswalks to ICD-9-PCS 95.15 (Ocular motility study). The mapping is approximate, so confirm it fits the documentation.
