0M9P4ZXDrainage of Left Knee Bursa and Ligament, Percutaneous Endoscopic Approach, Diagnostic

Medical and Surgical›Bursae and Ligaments›Drainage

Billable / Specific Code

ICD-10-PCS 0M9P4ZX

CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.

0M9P4ZX is a billable ICD-10-PCS procedure code for Drainage of Left Knee Bursa and Ligament, Percutaneous Endoscopic Approach, Diagnostic. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Drainage involves taking or letting out fluids and/or gases from a body part.

Code Identity

ICD-10-PCS Code

0M9P4ZX

Billable Status

Yes — Valid for Submission

Code Describes

Drainage of Left Knee Bursa and Ligament, Percutaneous Endoscopic Approach, Diagnostic

Parent Code

0M9

Short Description

Drainage of L Knee Bursa/Lig, Perc Endo Approach, Diagn

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	M	Bursae and Ligaments
3	Operation	9	Drainage
4	BodyPart	P	Knee Bursa and Ligament, Left
5	Approach	4	Percutaneous Endoscopic
6	Device	Z	No Device
7	Qualifier	X	Diagnostic

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for 0M9P4ZX under the General Equivalence Mappings.

80.36

Approximate match.

83.29

Approximate match.

Similar Procedure Codes

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Questions About 0M9P4ZX

Is 0M9P4ZX a billable code?

Yes. 0M9P4ZX is a complete seven-character ICD-10-PCS code, specific enough to report Drainage of Left Knee Bursa and Ligament, Percutaneous Endoscopic Approach, Diagnostic on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in 0M9P4ZX mean?

0M9P4ZX breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character M is the Body System (Bursae and Ligaments); the 3rd character 9 is the Operation (Drainage); the 4th character P is the BodyPart (Knee Bursa and Ligament, Left); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character Z is the Device (No Device); the 7th character X is the Qualifier (Diagnostic).

What is the ICD-9-PCS equivalent of 0M9P4ZX?

Under the General Equivalence Mappings, Drainage of Left Knee Bursa and Ligament, Percutaneous Endoscopic Approach, Diagnostic crosswalks to ICD-9-PCS 80.36 and 83.29. The mapping is approximate, so confirm it fits the documentation.