BP4MZZ1Ultrasonography of Left Wrist, Densitometry
- Billable / Specific Code
BP4MZZ1 is a billable ICD-10-PCS procedure code for Ultrasonography of Left Wrist, Densitometry. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027). 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. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Ultrasonography.
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 | P | Non-Axial Upper Bones |
| 3 | Type | 4 | Ultrasonography |
| 4 | BodyPart | M | Wrist, Left |
| 5 | Contrast | Z | None |
| 6 | Qualifier | Z | None |
| 7 | Qualifier | 1 | Densitometry |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code densitometry of the left wrist ultrasonography, open the FY 2027 ICD-10-PCS Alphabetic Index at Densitometry, then the subterms Ultrasonography, Wrist, Left. The entry lists BP4MZZ1 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 BP4MZZ1
Is BP4MZZ1 a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Ultrasonography of Left Wrist, Densitometry on inpatient claims from October 1, 2026 through September 30, 2027.
What is the ICD-10-PCS code for densitometry of the left wrist ultrasonography?
The FY 2027 ICD-10-PCS Alphabetic Index entry Densitometry, Ultrasonography, Wrist, Left is a direct entry for BP4MZZ1, Ultrasonography of Left Wrist, Densitometry, billable on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in BP4MZZ1 mean?
The code breaks down character by character: the 1st character B is the Section (Imaging); the 2nd character P is the Body System (Non-Axial Upper Bones); the 3rd character 4 is the Type (Ultrasonography); the 4th character M is the BodyPart (Wrist, Left); the 5th character Z is the Contrast (None); the 6th character Z is the Qualifier (None); the 7th character 1 is the Qualifier (Densitometry).
What is the ICD-9-PCS equivalent of BP4MZZ1?
Under the General Equivalence Mappings, Ultrasonography of Left Wrist, Densitometry crosswalks to ICD-9-PCS 88.98 (Bone mineral density studies). The mapping is approximate, so confirm it fits the documentation.
