ICD-10-PCS Code For Head And Neck: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group 0M90 includes procedures performed to drain fluid or pus from bursae and ligaments in the head and neck. These ICD-10-PCS codes are used for inpatient documentation when a clinician performs drainage of a head and neck bursa or ligament to treat effusion, infection, or symptomatic accumulation. Accurate coding within the ICD-10-PCS 0M90 group is essential for proper inpatient reimbursement, as it captures the procedure performed and supports clinical documentation accuracy.

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Head And Neck Drainage Procedure Overview

The procedures in ICD-10 PCS 0M90 involve drainage of bursae and ligaments located in the head and neck region and target the bursae and ligaments body system. These procedures remove fluid or purulent material from these anatomical structures to relieve symptoms or treat infection. Accurate coding of these drainage procedures is important for inpatient reimbursement because it documents the specific body part and root operation performed, which affects case mix and payment.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
M	Body System	Bursae and Ligaments
9	Operation	Drainage
0	Body Part	Head and Neck Bursa and Ligament

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ICD-10-PCS Code For Head And Neck: Procedure Code Group Overview

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Head And Neck Drainage Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
0	Section	Medical and Surgical
M	Body System	Bursae and Ligaments
9	Operation	Drainage
0	Body Part	Head and Neck Bursa and Ligament

When to Use

Use a code from this group when an intraoperative or procedural drainage of a head or neck bursa or ligament is performed to evacuate fluid or pus. Codes are reported for inpatient encounters where the drainage procedure is documented as the definitive treatment or a necessary part of management.

ICD-10-PCS Codes

9 rows

ICD-10-PCS Code	Description
0M9000Z	Drainage of Head and Neck Bursa and Ligament with Drainage Device, Open Approach
0M900ZX	Drainage of Head and Neck Bursa and Ligament, Open Approach, Diagnostic
0M900ZZ	Drainage of Head and Neck Bursa and Ligament, Open Approach
0M9030Z	Drainage of Head and Neck Bursa and Ligament with Drainage Device, Percutaneous Approach
0M903ZX	Drainage of Head and Neck Bursa and Ligament, Percutaneous Approach, Diagnostic
0M903ZZ	Drainage of Head and Neck Bursa and Ligament, Percutaneous Approach
0M9040Z	Drainage of Head and Neck Bursa and Ligament with Drainage Device, Percutaneous Endoscopic Approach
0M904ZX	Drainage of Head and Neck Bursa and Ligament, Percutaneous Endoscopic Approach, Diagnostic
0M904ZZ	Drainage of Head and Neck Bursa and Ligament, Percutaneous Endoscopic Approach

DRG Codes

15 rows

DRG Code	Description
500	Soft Tissue Procedures with MCC
501	Soft Tissue Procedures with CC
502	Soft Tissue Procedures without CC/MCC
515	Other Musculoskeletal System and Connective Tissue O.R. Procedures with MCC
516	Other Musculoskeletal System and Connective Tissue O.R. Procedures with CC
517	Other Musculoskeletal System and Connective Tissue O.R. Procedures without CC/MCC
907	Other O.R. Procedures for Injuries with MCC
908	Other O.R. Procedures for Injuries with CC
909	Other O.R. Procedures for Injuries without CC/MCC
957	Other O.R. Procedures for Multiple Significant Trauma with MCC

Showing 1–10 of 15

Typical Clinical Scenarios

An adult presents to the emergency department with an acutely swollen, tender preauricular bursa with overlying erythema and fluctuance after a facial abrasion. Imaging and bedside aspiration confirm an infected bursal collection with purulent material requiring operative evacuation under general anesthesia. An open drainage procedure with placement of a drain is performed to control infection and facilitate continued drainage. Typical codes: 0M9000Z
A middle-aged patient with chronic, recurrent suboccipital bursal effusion causing pain and limited neck motion undergoes a scheduled inpatient procedure after conservative measures failed. Under image guidance a percutaneous approach is used to evacuate the fluid and a temporary drainage catheter is left in place to prevent reaccumulation and allow monitoring. Typical codes: 0M9030Z
A patient who previously had incision and drainage of a sternocleidomastoid region bursa returns with persistent drainage and a sinus tract; operative exploration is performed under endoscopic visualization to fully debride the tract and achieve definitive drainage. A percutaneous endoscopic drainage procedure without placement of an indwelling device is completed for definitive management of the persistent collection. Typical codes: 0M904ZZ

Related Codes

0M91-SHOULDER-BURSA-DRAINAGE

ICD-10-PCS Code For Shoulder Bursa And Ligament: Procedure Code Group Overview

0M92-LEFT-SHOULDER-DRAINAGE

ICD-10-PCS Code For Shoulder Bursa And Ligament Left: Procedure Code Group Overview

0M93-ELBOW-BURSA-DRAINAGE

ICD-10-PCS Code For Elbow Bursa And Ligament: Procedure Code Group Overview

0M94-LEFT-ELBOW-DRAINAGE

ICD-10-PCS Code For Elbow Bursa And Ligament Left: Procedure Code Group Overview

0M95-WRIST-RIGHT-TAKING-OR-LETTING-OUT-FLUIDS-AND-OR-GASES-WRIST

ICD-10-PCS Code For Wrist Bursa And Ligament Right: Procedure Code Group Overview

0M96-LEFT-WRIST-DRAINAGE

ICD-10-PCS Code For Wrist Bursa And Ligament Left: Procedure Code Group Overview

0M97-HAND-BURSA-AND-LIGAMENT-DRAINAGE

ICD-10-PCS Code For Hand Bursa And Ligament: Procedure Code Group Overview

0M98-LEFT-HAND-DRAINAGE

ICD-10-PCS Code For Left Hand: Procedure Code Group Overview

0M99-UPPER-EXTREMITY-DRAINAGE

ICD-10-PCS Code For Upper Extremity Bursa And Ligament Right: Procedure Code Group Overview

0M9B-LEFT-UPPER-EXTREMITY-DRAINAGE

ICD-10-PCS Code For Left Upper Extremity: Procedure Code Group Overview

Showing 1–10 of 27

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

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When to Use

ICD-10-PCS Codes

9 rows

ICD-10-PCS Code	Description
0M9000Z	Drainage of Head and Neck Bursa and Ligament with Drainage Device, Open Approach
0M900ZX	Drainage of Head and Neck Bursa and Ligament, Open Approach, Diagnostic
0M900ZZ	Drainage of Head and Neck Bursa and Ligament, Open Approach
0M9030Z	Drainage of Head and Neck Bursa and Ligament with Drainage Device, Percutaneous Approach
0M903ZX	Drainage of Head and Neck Bursa and Ligament, Percutaneous Approach, Diagnostic
0M903ZZ	Drainage of Head and Neck Bursa and Ligament, Percutaneous Approach
0M9040Z	Drainage of Head and Neck Bursa and Ligament with Drainage Device, Percutaneous Endoscopic Approach
0M904ZX	Drainage of Head and Neck Bursa and Ligament, Percutaneous Endoscopic Approach, Diagnostic
0M904ZZ	Drainage of Head and Neck Bursa and Ligament, Percutaneous Endoscopic Approach

DRG Codes

15 rows

DRG Code	Description
500	Soft Tissue Procedures with MCC
501	Soft Tissue Procedures with CC
502	Soft Tissue Procedures without CC/MCC
515	Other Musculoskeletal System and Connective Tissue O.R. Procedures with MCC
516	Other Musculoskeletal System and Connective Tissue O.R. Procedures with CC
517	Other Musculoskeletal System and Connective Tissue O.R. Procedures without CC/MCC
907	Other O.R. Procedures for Injuries with MCC
908	Other O.R. Procedures for Injuries with CC
909	Other O.R. Procedures for Injuries without CC/MCC
957	Other O.R. Procedures for Multiple Significant Trauma with MCC

Showing 1–10 of 15

Typical Clinical Scenarios

An adult presents to the emergency department with an acutely swollen, tender preauricular bursa with overlying erythema and fluctuance after a facial abrasion. Imaging and bedside aspiration confirm an infected bursal collection with purulent material requiring operative evacuation under general anesthesia. An open drainage procedure with placement of a drain is performed to control infection and facilitate continued drainage. Typical codes: 0M9000Z
A middle-aged patient with chronic, recurrent suboccipital bursal effusion causing pain and limited neck motion undergoes a scheduled inpatient procedure after conservative measures failed. Under image guidance a percutaneous approach is used to evacuate the fluid and a temporary drainage catheter is left in place to prevent reaccumulation and allow monitoring. Typical codes: 0M9030Z
A patient who previously had incision and drainage of a sternocleidomastoid region bursa returns with persistent drainage and a sinus tract; operative exploration is performed under endoscopic visualization to fully debride the tract and achieve definitive drainage. A percutaneous endoscopic drainage procedure without placement of an indwelling device is completed for definitive management of the persistent collection. Typical codes: 0M904ZZ

Related Codes

0M91-SHOULDER-BURSA-DRAINAGE

ICD-10-PCS Code For Shoulder Bursa And Ligament: Procedure Code Group Overview

0M92-LEFT-SHOULDER-DRAINAGE

ICD-10-PCS Code For Shoulder Bursa And Ligament Left: Procedure Code Group Overview

0M93-ELBOW-BURSA-DRAINAGE

ICD-10-PCS Code For Elbow Bursa And Ligament: Procedure Code Group Overview

0M94-LEFT-ELBOW-DRAINAGE

ICD-10-PCS Code For Elbow Bursa And Ligament Left: Procedure Code Group Overview

0M95-WRIST-RIGHT-TAKING-OR-LETTING-OUT-FLUIDS-AND-OR-GASES-WRIST

ICD-10-PCS Code For Wrist Bursa And Ligament Right: Procedure Code Group Overview

0M96-LEFT-WRIST-DRAINAGE

ICD-10-PCS Code For Wrist Bursa And Ligament Left: Procedure Code Group Overview

0M97-HAND-BURSA-AND-LIGAMENT-DRAINAGE

ICD-10-PCS Code For Hand Bursa And Ligament: Procedure Code Group Overview

0M98-LEFT-HAND-DRAINAGE

ICD-10-PCS Code For Left Hand: Procedure Code Group Overview

0M99-UPPER-EXTREMITY-DRAINAGE

ICD-10-PCS Code For Upper Extremity Bursa And Ligament Right: Procedure Code Group Overview

0M9B-LEFT-UPPER-EXTREMITY-DRAINAGE

ICD-10-PCS Code For Left Upper Extremity: Procedure Code Group Overview

Showing 1–10 of 27

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

ICD-10-PCS Code For Head And Neck: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Head And Neck: Procedure Code Group Overview policy alerts

Head And Neck Drainage Procedure Overview

Code Attributes

ICD-10-PCS Code For Head And Neck: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Head And Neck: Procedure Code Group Overview policy alerts

Head And Neck Drainage Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which procedures are included in ICD-10-PCS code group 0M90 for head and neck?

What is the root operation and body system for 0M90 codes?

How do approach variants differ among the 0M90 codes?

Why is accurate coding within ICD-10-PCS 0M90 important for inpatient reimbursement?

Which DRG categories might be assigned when a 0M90 drainage procedure is coded?

References

When to Use

ICD-10-PCS Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which procedures are included in ICD-10-PCS code group 0M90 for head and neck?

What is the root operation and body system for 0M90 codes?

How do approach variants differ among the 0M90 codes?

Why is accurate coding within ICD-10-PCS 0M90 important for inpatient reimbursement?

Which DRG categories might be assigned when a 0M90 drainage procedure is coded?

References