0S950ZZDrainage of Sacrococcygeal Joint, Open Approach
- Billable / Specific Code
0S950ZZ is a billable ICD-10-PCS procedure code for Drainage of Sacrococcygeal Joint, Open Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRGs 515, 516, 517. The root operation Drainage involves taking or letting out fluids and/or gases from a body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Incision and drainage of musculoskeletal tissue and joints.
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 | S | Lower Joints |
| 3 | Operation | 9 | Drainage |
| 4 | BodyPart | 5 | Sacrococcygeal Joint |
| 5 | Approach | 0 | Open |
| 6 | Device | Z | No Device |
| 7 | Qualifier | Z | No Qualifier |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code drainage of the sacrococcygeal joint, open the FY 2027 ICD-10-PCS Alphabetic Index at Drainage, then the subterms Joint, Sacrococcygeal. The index leads to table 0S9, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 0S950ZZ.
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 0S950ZZ
Is 0S950ZZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Drainage of Sacrococcygeal Joint, Open Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 0S950ZZ mean?
The code breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character S is the Body System (Lower Joints); the 3rd character 9 is the Operation (Drainage); the 4th character 5 is the BodyPart (Sacrococcygeal Joint); the 5th character 0 is the Approach (Open); the 6th character Z is the Device (No Device); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 0S950ZZ group to?
On an inpatient stay, Drainage of Sacrococcygeal Joint, Open Approach maps to MS-DRGs 515, 516, 517, with relative weights from 1.5728 to 3.1892. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 0S950ZZ?
Under the General Equivalence Mappings, Drainage of Sacrococcygeal Joint, Open Approach crosswalks to ICD-9-PCS 80.19 (Other arthrotomy, other specified sites). The mapping is approximate, so confirm it fits the documentation.
