ICD-10-PCS 2027 procedure code
0SWC04ZRevision of Internal Fixation Device in Right Knee Joint, Open Approach
Short description: Revision of Int Fix in R Knee Jt, Open Approach
Code unchanged since ICD-10-PCS took effect on October 1, 2015. Source: official FY2027 ICD-10-PCS release from CMS. Page updated September 29, 2026. About our data
About 0SWC04Z
0SWC04Z is the ICD-10-PCS code for a revision procedure on the right knee joint using an open approach with internal fixation device. In ICD-10-PCS, revision means correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device.
In plain terms, this corresponds to other arthrotomy, knee, the ICD-9-CM procedure title it maps to (80.16).
For a different body part, codes include 0SW004Z (lumbar vertebral joint), 0SW304Z (lumbosacral joint), 0SW504Z (sacrococcygeal joint), 0SW604Z (coccygeal joint), 0SW704Z (right sacroiliac joint), 0SW804Z (left sacroiliac joint) and 13 more.
The same procedure with a different approach is coded 0SWC34Z (percutaneous), 0SWC44Z (percutaneous endoscopic) and 0SWCX4Z (external).
With a different device, use 0SWC00Z (drainage device), 0SWC03Z (infusion device), 0SWC05Z (external fixation device), 0SWC07Z (autologous tissue substitute), 0SWC08Z (spacer), 0SWC09Z (liner) and 2 more.
It is an operating-room procedure in the MS-DRG logic for DRG 400 (Knee Procedures with Principal Diagnosis of Infection), DRG 403 (Hip or Knee Procedures with Principal Diagnosis of Periprosthetic Joint Infection with MCC or Insertion of Antibiotic-eluting Bone Void Filler), DRG 404 (Hip or Knee Procedures with Principal Diagnosis of Periprosthetic Joint Infection without MCC), DRG 488 (Knee Procedures without Principal Diagnosis of Infection with CC/MCC), DRG 489 (Knee Procedures without Principal Diagnosis of Infection without CC/MCC) and DRG 907 (Other O.R. Procedures for Injuries with MCC), under the surgical categories “Knee Procedures with Principal Diagnosis of Infection”, “Hip or Knee Procedures with Principal Diagnosis of Periprosthetic Joint Infection”, “Knee Procedures without Principal Diagnosis of Infection” and 1 more.
It has been valid since ICD-10-PCS took effect on October 1, 2015.
What each character means
- 1. Section
- 0Medical and Surgical
- 2. Body System
- SLower Joints
- 3. Operation
- WRevision
Correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device
Revision can include correcting a malfunctioning or displaced device by taking out or putting in components of the device such as a screw or pin
Includes: Adjustment of position of pacemaker lead, recementing of hip prosthesis
- 4. Body Part
- CKnee Joint, Right
- 5. Approach
- 0Open
Cutting through the skin or mucous membrane and any other body layers necessary to expose the site of the procedure
- 6. Device
- 4Internal Fixation Device
- 7. Qualifier
- ZNo Qualifier
Other versions of this procedure
Different body part
- 0SW004ZLumbar Vertebral Joint
- 0SW304ZLumbosacral Joint
- 0SW504ZSacrococcygeal Joint
- 0SW604ZCoccygeal Joint
- 0SW704ZSacroiliac Joint, Right
- 0SW804ZSacroiliac Joint, Left
- 0SW904ZHip Joint, Right
- 0SWB04ZHip Joint, Left
- 0SWD04ZKnee Joint, Left
- 0SWF04ZAnkle Joint, Right
- 0SWG04ZAnkle Joint, Left
- 0SWH04ZTarsal Joint, Right
Different approach
MS-DRG v44.0 grouping
All DRGs →Surgical MS-DRGs this procedure can group to, depending on the principal diagnosis's MDC.
MDC 08 · Diseases and Disorders of the Musculoskeletal System and Connective Tissue · Knee Procedures with Principal Diagnosis of Infection
MDC 08 · Diseases and Disorders of the Musculoskeletal System and Connective Tissue · Hip or Knee Procedures with Principal Diagnosis of Periprosthetic Joint Infection
MDC 08 · Diseases and Disorders of the Musculoskeletal System and Connective Tissue · Knee Procedures without Principal Diagnosis of Infection
MDC 21 · Injuries, Poisonings and Toxic Effects of Drugs · Other O.R. Procedures for Injuries
ICD-9-CM equivalent
Converter →- 80.16Other arthrotomy, kneeapproximate
From the CMS 2018 General Equivalence Mappings (GEMs), the final GEMs release.
Code history
- 2016
- 2017
- 2018
- 2019
- 2020
- 2021
- 2022
- 2023
- 2024
- 2025
- 2026
- 2027
- FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
- No changes since FY2016.
Common questions about 0SWC04Z
Is 0SWC04Z a valid ICD-10-PCS code for 2027?
- Yes. 0SWC04Z is valid for inpatient procedures from October 1, 2026 through September 30, 2027.
Is 0SWC04Z an O.R. procedure?
- Yes. 0SWC04Z is an O.R. procedure in MS-DRG v44.0.
What DRG does 0SWC04Z group to?
- Depending on the principal diagnosis, 0SWC04Z can group to MS-DRG 400, MS-DRG 403, MS-DRG 404, MS-DRG 488, MS-DRG 489 and MS-DRG 907.
What is the ICD-9 procedure code for 0SWC04Z?
- The CMS GEMs map 0SWC04Z to ICD-9-CM 80.16 (Other arthrotomy, knee).