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Inpatient Procedure Code

0QSD45Z

Reposition Right Patella with External Fixation Device, Percutaneous Endoscopic Approach

Reposition Right Patella with Ext Fix, Perc Endo Approach

Axis Breakdown

Every ICD-10-PCS code is exactly seven characters, one per axis. Each character's meaning is defined by its position in the code.

PositionValueMeaning
1
Section0

Medical and Surgical

2
Body SystemQ

Lower Bones

3
Root OperationS

Reposition

Moving to its normal location, or other suitable location, all or a portion of a body part

4
Body PartD

Patella, Right

5
Approach4

Percutaneous Endoscopic

6
Device5

External Fixation Device

7
QualifierZ

No Qualifier

Potential MS-DRG Relationships (FY2026)

The MS-DRG grouper treats this as an operating room procedure. It appears in the surgical logic of 11 MS-DRGs:

From the CMS MS-DRG Definitions Manual, Appendix E. Actual DRG assignment depends on the complete claim.

Related Codes

Same operation — other Body Part

Same table and root operation, differing only in the body part character.

0QS845Z — Reposition Right Femoral Shaft with External Fixation Device, Percutaneous Endoscopic Approach, 0QS945Z — Reposition Left Femoral Shaft with External Fixation Device, Percutaneous Endoscopic Approach, 0QSB45Z — Reposition Right Lower Femur with External Fixation Device, Percutaneous Endoscopic Approach, 0QSC45Z — Reposition Left Lower Femur with External Fixation Device, Percutaneous Endoscopic Approach, 0QSF45Z — Reposition Left Patella with External Fixation Device, Percutaneous Endoscopic Approach, 0QSG45Z — Reposition Right Tibia with External Fixation Device, Percutaneous Endoscopic Approach, 0QSH45Z — Reposition Left Tibia with External Fixation Device, Percutaneous Endoscopic Approach, 0QSJ45Z — Reposition Right Fibula with External Fixation Device, Percutaneous Endoscopic Approach, +11 more

Same operation — other Approach

Same table and root operation, differing only in the approach character.

0QSD05Z — Reposition Right Patella with External Fixation Device, Open Approach, 0QSD35Z — Reposition Right Patella with External Fixation Device, Percutaneous Approach

Same operation — other Device

Same table and root operation, differing only in the device character.

0QSD44Z — Reposition Right Patella with Internal Fixation Device, Percutaneous Endoscopic Approach, 0QSD4ZZ — Reposition Right Patella, Percutaneous Endoscopic Approach

Contextual Map

Every relationship of 0QSD45Z in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

PCS table

  • 0QS[PCS table]
  • [object Object] — Section: [object Object] [Section]: “[object Object]”
  • [object Object] — Body System: [object Object] [Body System]: “[object Object]”
  • [object Object] — Operation: [object Object] [Operation]: “[object Object]”

MS-DRG participation (11)

  • DRG 485 — KNEE PROCEDURES WITH PRINCIPAL DIAGNOSIS OF INFECTION WITH MCC [MS-DRG]
  • DRG 486 — KNEE PROCEDURES WITH PRINCIPAL DIAGNOSIS OF INFECTION WITH CC [MS-DRG]
  • DRG 487 — KNEE PROCEDURES WITH PRINCIPAL DIAGNOSIS OF INFECTION WITHOUT CC/MCC [MS-DRG]
  • DRG 488 — KNEE PROCEDURES WITHOUT PRINCIPAL DIAGNOSIS OF INFECTION WITH CC/MCC [MS-DRG]: “KNEE PROCEDURES WITHOUT PRINCIPAL DIAGNOSIS OF INFECTION WITH CC/MCC — Knee Procedures without Principal Diagnosis of Infection (MDC 08)”
  • DRG 489 — KNEE PROCEDURES WITHOUT PRINCIPAL DIAGNOSIS OF INFECTION WITHOUT CC/MCC [MS-DRG]: “KNEE PROCEDURES WITHOUT PRINCIPAL DIAGNOSIS OF INFECTION WITHOUT CC/MCC — Knee Procedures without Principal Diagnosis of Infection (MDC 08)”
  • DRG 907 — OTHER O.R. PROCEDURES FOR INJURIES WITH MCC [MS-DRG]: “OTHER O.R. PROCEDURES FOR INJURIES WITH MCC — Other O.R. Procedures for Injuries (MDC 21)”
  • DRG 908 — OTHER O.R. PROCEDURES FOR INJURIES WITH CC [MS-DRG]: “OTHER O.R. PROCEDURES FOR INJURIES WITH CC — Other O.R. Procedures for Injuries (MDC 21)”
  • DRG 909 — OTHER O.R. PROCEDURES FOR INJURIES WITHOUT CC/MCC [MS-DRG]: “OTHER O.R. PROCEDURES FOR INJURIES WITHOUT CC/MCC — Other O.R. Procedures for Injuries (MDC 21)”
  • and 3 more

MDC crossing · diagnoses (31735)

  • MDC 08 — Diseases and Disorders of the Musculoskeletal System and Connective Tissue [MDC crossing]: “Diseases and Disorders of the Musculoskeletal System and Connective Tissue — the grouper's crossing between diagnoses and procedures: a principal diagnosis sets the MDC, and same-MDC procedures move the stay to its surgical DRGs.”
  • MDC 21 — Injuries, Poisonings and Toxic Effects of Drugs [MDC crossing]: “Injuries, Poisonings and Toxic Effects of Drugs — the grouper's crossing between diagnoses and procedures: a principal diagnosis sets the MDC, and same-MDC procedures move the stay to its surgical DRGs.”
  • A02.23 — Salmonella arthritis [Same-MDC diagnosis]: “Salmonella arthritis — grouped in MDC 08, the diagnosis side of this code's crossing.” · check together
  • A02.24 — Salmonella osteomyelitis [Same-MDC diagnosis]: “Salmonella osteomyelitis — grouped in MDC 08, the diagnosis side of this code's crossing.” · check together
  • A18.01 — Tuberculosis of spine [Same-MDC diagnosis]: “Tuberculosis of spine — grouped in MDC 08, the diagnosis side of this code's crossing.” · check together
  • A18.02 — Tuberculous arthritis of other joints [Same-MDC diagnosis]: “Tuberculous arthritis of other joints — grouped in MDC 08, the diagnosis side of this code's crossing.” · check together
  • A18.03 — Tuberculosis of other bones [Same-MDC diagnosis]: “Tuberculosis of other bones — grouped in MDC 08, the diagnosis side of this code's crossing.” · check together
  • and 31730 more

Nearest codes

  • 0QS245Z — Reposition Right Pelvic Bone with External Fixation Device, Percutaneous Endoscopic Approach [One axis away]
  • 0QS345Z — Reposition Left Pelvic Bone with External Fixation Device, Percutaneous Endoscopic Approach [One axis away]
  • 0QS645Z — Reposition Right Upper Femur with External Fixation Device, Percutaneous Endoscopic Approach [One axis away]
  • 0QS745Z — Reposition Left Upper Femur with External Fixation Device, Percutaneous Endoscopic Approach [One axis away]
  • 0QS845Z — Reposition Right Femoral Shaft with External Fixation Device, Percutaneous Endoscopic Approach [One axis away]
  • 0QS945Z — Reposition Left Femoral Shaft with External Fixation Device, Percutaneous Endoscopic Approach [One axis away]
  • 0QSB45Z — Reposition Right Lower Femur with External Fixation Device, Percutaneous Endoscopic Approach [One axis away]
  • 0QSC45Z — Reposition Left Lower Femur with External Fixation Device, Percutaneous Endoscopic Approach [One axis away]

Change history

No changes recorded for this code — unchanged since the FY2026 (April) baseline of the change ledger.