0WB44ZXExcision of Upper Jaw, Percutaneous Endoscopic Approach, Diagnostic
- Billable / Specific Code
0WB44ZX is a billable ICD-10-PCS procedure code for Excision of Upper Jaw, Percutaneous Endoscopic Approach, Diagnostic. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027). The root operation Excision involves cutting out or off, without replacement, a portion of a body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under ENT diagnostic procedures (non-endoscopic).
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 | 0 | Medical and Surgical |
| 2 | Body System | W | Anatomical Regions, General |
| 3 | Operation | B | Excision |
| 4 | BodyPart | 4 | Upper Jaw |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | Z | No Device |
| 7 | Qualifier | X | Diagnostic |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code excision of the upper jaw, open the FY 2027 ICD-10-PCS Alphabetic Index at Excision, then the subterms Jaw, Upper. The index leads to table 0WB, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 0WB44ZX.
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 0WB44ZX
Is 0WB44ZX a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Excision of Upper Jaw, Percutaneous Endoscopic Approach, Diagnostic on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 0WB44ZX mean?
The code breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character W is the Body System (Anatomical Regions, General); the 3rd character B is the Operation (Excision); the 4th character 4 is the BodyPart (Upper Jaw); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character Z is the Device (No Device); the 7th character X is the Qualifier (Diagnostic).
What is the ICD-9-PCS equivalent of 0WB44ZX?
Under the General Equivalence Mappings, Excision of Upper Jaw, Percutaneous Endoscopic Approach, Diagnostic crosswalks to ICD-9-PCS 86.11 (Closed biopsy of skin and subcutaneous tissue). The mapping is approximate, so confirm it fits the documentation.
