B546ZZAUltrasonography of Right Subclavian Vein, Guidance
- Billable / Specific Code
B546ZZA is a billable ICD-10-PCS procedure code for Ultrasonography of Right Subclavian Vein, Guidance. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Ultrasonography involves real time display of images of anatomy or flow information developed from the capture of reflected and attenuated high frequency sound waves.
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 | B | Imaging |
| 2 | Body System | 5 | Veins |
| 3 | Type | 4 | Ultrasonography |
| 4 | BodyPart | 6 | Subclavian Vein, Right |
| 5 | Contrast | Z | None |
| 6 | Qualifier | Z | None |
| 7 | Qualifier | A | Guidance |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for B546ZZA under the General Equivalence Mappings.
Similar Procedure Codes
Questions About B546ZZA
Is B546ZZA a billable code?
Yes. B546ZZA is a complete seven-character ICD-10-PCS code, specific enough to report Ultrasonography of Right Subclavian Vein, Guidance on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in B546ZZA mean?
B546ZZA breaks down character by character: the 1st character B is the Section (Imaging); the 2nd character 5 is the Body System (Veins); the 3rd character 4 is the Type (Ultrasonography); the 4th character 6 is the BodyPart (Subclavian Vein, Right); the 5th character Z is the Contrast (None); the 6th character Z is the Qualifier (None); the 7th character A is the Qualifier (Guidance).
What is the ICD-9-PCS equivalent of B546ZZA?
Under the General Equivalence Mappings, Ultrasonography of Right Subclavian Vein, Guidance crosswalks to ICD-9-PCS 28. The mapping is approximate, so confirm it fits the documentation.
