F15Z4ZZSinusoidal Vertical Axis Rotational Assessment
- Billable / Specific Code
F15Z4ZZ is a billable ICD-10-PCS procedure code for Sinusoidal Vertical Axis Rotational Assessment. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Vestibular Assessment involves measurement of the vestibular system and related functions.
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 | F | Physical Rehabilitation and Diagnostic Audiology |
| 2 | Section Qualifier | 1 | Diagnostic Audiology |
| 3 | Type | 5 | Vestibular Assessment |
| 4 | BodySystem/Region | Z | None |
| 5 | TypeQualifier | 4 | Sinusoidal Vertical Axis Rotational |
| 6 | Equipment | Z | None |
| 7 | Qualifier | Z | None |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for F15Z4ZZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About F15Z4ZZ
Is F15Z4ZZ a billable code?
Yes. F15Z4ZZ is a complete seven-character ICD-10-PCS code, specific enough to report Sinusoidal Vertical Axis Rotational Assessment on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in F15Z4ZZ mean?
F15Z4ZZ breaks down character by character: the 1st character F is the Section (Physical Rehabilitation and Diagnostic Audiology); the 2nd character 1 is the Section Qualifier (Diagnostic Audiology); the 3rd character 5 is the Type (Vestibular Assessment); the 4th character Z is the BodySystem/Region (None); the 5th character 4 is the TypeQualifier (Sinusoidal Vertical Axis Rotational); the 6th character Z is the Equipment (None); the 7th character Z is the Qualifier (None).
What is the ICD-9-PCS equivalent of F15Z4ZZ?
Under the General Equivalence Mappings, Sinusoidal Vertical Axis Rotational Assessment crosswalks to ICD-9-PCS 95.45. The mapping is approximate, so confirm it fits the documentation.
