0QW644ZRevision of Internal Fixation Device in Right Upper Femur, Percutaneous Endoscopic Approach
- Billable / Specific Code
0QW644Z is a billable ICD-10-PCS procedure code for Revision of Internal Fixation Device in Right Upper Femur, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRGs 498, 499. The root operation Revision involves correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device.
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 | Q | Lower Bones |
| 3 | Operation | W | Revision |
| 4 | BodyPart | 6 | Upper Femur, Right |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | 4 | Internal Fixation Device |
| 7 | Qualifier | Z | No Qualifier |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 0QW644Z under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 0QW644Z
Is 0QW644Z a billable code?
Yes. 0QW644Z is a complete seven-character ICD-10-PCS code, specific enough to report Revision of Internal Fixation Device in Right Upper Femur, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 0QW644Z mean?
0QW644Z breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character Q is the Body System (Lower Bones); the 3rd character W is the Operation (Revision); the 4th character 6 is the BodyPart (Upper Femur, Right); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character 4 is the Device (Internal Fixation Device); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 0QW644Z group to?
On an inpatient stay, Revision of Internal Fixation Device in Right Upper Femur, Percutaneous Endoscopic Approach maps to MS-DRGs 498, 499, with relative weights from 2.0148 to 3.0168. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 0QW644Z?
Under the General Equivalence Mappings, Revision of Internal Fixation Device in Right Upper Femur, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 77.15. The mapping is approximate, so confirm it fits the documentation.
