079T0ZXDrainage of Bone Marrow, Open Approach, Diagnostic

Medical and Surgical›Lymphatic and Hemic Systems›Drainage
  • Billable / Specific Code
ICD-10-PCS 079T0ZX
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

079T0ZX is a billable ICD-10-PCS procedure code for Drainage of Bone Marrow, Open 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
079T0ZX
Billable Status
Yes — Valid for Submission
Code Describes
Drainage of Bone Marrow, Open Approach, Diagnostic
Parent Code
079
Short Description
Drainage of Bone Marrow, Open Approach, Diagnostic

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.

PositionDesignationValueMeaning
1Section0Medical and Surgical
2Body System7Lymphatic and Hemic Systems
3Operation9Drainage
4BodyPartTBone Marrow
5Approach0Open
6DeviceZNo Device
7QualifierXDiagnostic

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for 079T0ZX under the General Equivalence Mappings.

41.31
Approximate match.

Code History

Replaced in the FY 2026 code set by:
  • 07DT0ZX — Extraction of Bone Marrow, Open Approach, Diagnostic

Similar Procedure Codes

Questions About 079T0ZX

Is 079T0ZX a billable code?

Yes. 079T0ZX is a complete seven-character ICD-10-PCS code, specific enough to report Drainage of Bone Marrow, Open Approach, Diagnostic on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in 079T0ZX mean?

079T0ZX breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 7 is the Body System (Lymphatic and Hemic Systems); the 3rd character 9 is the Operation (Drainage); the 4th character T is the BodyPart (Bone Marrow); the 5th character 0 is the Approach (Open); 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 079T0ZX?

Under the General Equivalence Mappings, Drainage of Bone Marrow, Open Approach, Diagnostic crosswalks to ICD-9-PCS 41.31. The mapping is approximate, so confirm it fits the documentation.