6A751Z4Ultrasound Therapy of Head and Neck Vessels, Multiple
- Billable / Specific Code
6A751Z4 is a billable ICD-10-PCS procedure code for Ultrasound Therapy of Head and Neck Vessels, Multiple. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027). The root operation Ultrasound Therapy involves extracorporeal treatment by ultrasound. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Extracorporeal or systemic therapies, 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 | 6 | Extracorporeal or Systemic Therapies |
| 2 | Body System | A | Physiological Systems |
| 3 | Operation | 7 | Ultrasound Therapy |
| 4 | BodySystem | 5 | Circulatory |
| 5 | Duration | 1 | Multiple |
| 6 | Qualifier | Z | No Qualifier |
| 7 | Qualifier | 4 | Head and Neck Vessels |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code ultrasound therapy of the heart, open the FY 2027 ICD-10-PCS Alphabetic Index at Ultrasound Therapy, then the subterm Heart. The index leads to table 6A7, where the duration, qualifier and qualifier values shown in the breakdown above complete the seven-character code 6A751Z4.
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 6A751Z4
Is 6A751Z4 a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Ultrasound Therapy of Head and Neck Vessels, Multiple on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 6A751Z4 mean?
The code breaks down character by character: the 1st character 6 is the Section (Extracorporeal or Systemic Therapies); the 2nd character A is the Body System (Physiological Systems); the 3rd character 7 is the Operation (Ultrasound Therapy); the 4th character 5 is the BodySystem (Circulatory); the 5th character 1 is the Duration (Multiple); the 6th character Z is the Qualifier (No Qualifier); the 7th character 4 is the Qualifier (Head and Neck Vessels).
What is the ICD-9-PCS equivalent of 6A751Z4?
Under the General Equivalence Mappings, Ultrasound Therapy of Head and Neck Vessels, Multiple crosswalks to ICD-9-PCS 00.01 (Therapeutic ultrasound of vessels of head and neck). The mapping is approximate, so confirm it fits the documentation.
