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Inpatient Procedure Code

0S9D0ZXICD-10-PCS Code: Drainage of Left Knee Joint, Open Approach, Diagnostic

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 SystemS

Lower Joints

3
Root Operation9

Drainage

Taking or letting out fluids and/or gases from a body part

4
Body PartD

Knee Joint, Left

5
Approach0

Open

6
DeviceZ

No Device

7
QualifierX

Diagnostic

Related Codes

Same operation — other Body Part

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

0S980ZX — Drainage of Left Sacroiliac Joint, Open Approach, Diagnostic, 0S990ZX — Drainage of Right Hip Joint, Open Approach, Diagnostic, 0S9B0ZX — Drainage of Left Hip Joint, Open Approach, Diagnostic, 0S9C0ZX — Drainage of Right Knee Joint, Open Approach, Diagnostic, 0S9F0ZX — Drainage of Right Ankle Joint, Open Approach, Diagnostic, 0S9G0ZX — Drainage of Left Ankle Joint, Open Approach, Diagnostic, 0S9H0ZX — Drainage of Right Tarsal Joint, Open Approach, Diagnostic, 0S9J0ZX — Drainage of Left Tarsal Joint, Open Approach, Diagnostic, +13 more

Same operation — other Approach

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

0S9D3ZX — Drainage of Left Knee Joint, Percutaneous Approach, Diagnostic, 0S9D4ZX — Drainage of Left Knee Joint, Percutaneous Endoscopic Approach, Diagnostic

Same operation — other Qualifier

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

0S9D0ZZ — Drainage of Left Knee Joint, Open Approach

Contextual Map

Every relationship of 0S9D0ZX 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

  • 0S9[PCS table]
  • Medical and Surgical — Section: Medical and Surgical [Section]: “Medical and Surgical”
  • Lower Joints — Body System: Lower Joints [Body System]: “Lower Joints”
  • Drainage — Operation: Drainage [Operation]: “Drainage”

Nearest codes

  • 0S900ZX — Drainage of Lumbar Vertebral Joint, Open Approach, Diagnostic [One axis away]
  • 0S920ZX — Drainage of Lumbar Vertebral Disc, Open Approach, Diagnostic [One axis away]
  • 0S930ZX — Drainage of Lumbosacral Joint, Open Approach, Diagnostic [One axis away]
  • 0S940ZX — Drainage of Lumbosacral Disc, Open Approach, Diagnostic [One axis away]
  • 0S950ZX — Drainage of Sacrococcygeal Joint, Open Approach, Diagnostic [One axis away]
  • 0S960ZX — Drainage of Coccygeal Joint, Open Approach, Diagnostic [One axis away]
  • 0S970ZX — Drainage of Right Sacroiliac Joint, Open Approach, Diagnostic [One axis away]
  • 0S980ZX — Drainage of Left Sacroiliac Joint, Open Approach, Diagnostic [One axis away]

Change history

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