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Inpatient Procedure Code

09DC3ZZ ICD-10-PCS Code: Extraction of Left Mastoid Sinus, Percutaneous Approach

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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 System9

Ear, Nose, Sinus

3
Root OperationD

Extraction

Pulling or stripping out or off all or a portion of a body part by the use of force

4
Body PartC

Mastoid Sinus, Left

5
Approach3

Percutaneous

6
DeviceZ

No Device

7
QualifierZ

No Qualifier

MS-DRG Grouper Relationships (FY2027)

Potential MS-DRG participation — not a DRG assignment.

The MS-DRG grouper treats this as an operating room procedure. It appears in the surgical logic of 2 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.

09D73ZZ — Extraction of Right Tympanic Membrane, Percutaneous Approach, 09D83ZZ — Extraction of Left Tympanic Membrane, Percutaneous Approach, 09DB3ZZ — Extraction of Right Mastoid Sinus, Percutaneous Approach, 09DL3ZZ — Extraction of Nasal Turbinate, Percutaneous Approach, 09DM3ZZ — Extraction of Nasal Septum, Percutaneous Approach, 09DP3ZZ — Extraction of Accessory Sinus, Percutaneous Approach, 09DQ3ZZ — Extraction of Right Maxillary Sinus, Percutaneous Approach, 09DR3ZZ — Extraction of Left Maxillary Sinus, Percutaneous Approach, +6 more

Same operation — other Approach

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

09DC0ZZ — Extraction of Left Mastoid Sinus, Open Approach, 09DC4ZZ — Extraction of Left Mastoid Sinus, Percutaneous Endoscopic Approach

Same procedure category (CCSR), other tables

AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under Nasal and sinus excision (Ear, Nose, and Throat Procedures); listed here are the members in other PCS tables. Source: Clinical Classifications Software Refined (CCSR), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, November 2025.

09BV4ZZ — Excision of Left Ethmoid Sinus, Percutaneous Endoscopic Approach, 09BV8ZZ — Excision of Left Ethmoid Sinus, Via Natural or Artificial Opening Endoscopic, 09BW0ZZ — Excision of Right Sphenoid Sinus, Open Approach, 09BW3ZZ — Excision of Right Sphenoid Sinus, Percutaneous Approach, 09BW4ZZ — Excision of Right Sphenoid Sinus, Percutaneous Endoscopic Approach, 09BW8ZZ — Excision of Right Sphenoid Sinus, Via Natural or Artificial Opening Endoscopic, 09BX0ZZ — Excision of Left Sphenoid Sinus, Open Approach, 09BX3ZZ — Excision of Left Sphenoid Sinus, Percutaneous Approach, 09BX4ZZ — Excision of Left Sphenoid Sinus, Percutaneous Endoscopic Approach, 09BX8ZZ — Excision of Left Sphenoid Sinus, Via Natural or Artificial Opening Endoscopic, 09TB0ZZ — Resection of Right Mastoid Sinus, Open Approach, 09TB4ZZ — Resection of Right Mastoid Sinus, Percutaneous Endoscopic Approach, 09TB8ZZ — Resection of Right Mastoid Sinus, Via Natural or Artificial Opening Endoscopic, 09TC0ZZ — Resection of Left Mastoid Sinus, Open Approach, 09TC4ZZ — Resection of Left Mastoid Sinus, Percutaneous Endoscopic Approach, 09TC8ZZ — Resection of Left Mastoid Sinus, Via Natural or Artificial Opening Endoscopic, 09TK0ZZ — Resection of Nasal Mucosa and Soft Tissue, Open Approach, 09TK4ZZ — Resection of Nasal Mucosa and Soft Tissue, Percutaneous Endoscopic Approach, 09TK8ZZ — Resection of Nasal Mucosa and Soft Tissue, Via Natural or Artificial Opening Endoscopic, 09TKXZZ — Resection of Nasal Mucosa and Soft Tissue, External Approach, +154 more

Contextual Map

Every relationship of 09DC3ZZ 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.

Run 09DC3ZZ with these 5 related codes in Claim Check

PCS table

MS-DRG participation

Clinical classification (CCSR)

  • ENT008 — Nasal and sinus excision[CCSR category]: “Nasal and sinus excision — Ear, Nose, and Throat Procedures”— AHRQ CCSR for ICD-10-PCS Procedures (HCUP) · v2026.1

MDC crossing · diagnoses (1449)

  • MDC 03 — Diseases and Disorders of the Ear, Nose, Mouth and Throat[MDC crossing]: “Diseases and Disorders of the Ear, Nose, Mouth and Throat — 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.”— CMS MS-DRG Definitions Manual · FY2027
  • A18.6 — Tuberculosis of (inner) (middle) ear[Same-MDC diagnosis]: “Tuberculosis of (inner) (middle) ear — grouped in MDC 03, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • A36.0 — Pharyngeal diphtheria[Same-MDC diagnosis]: “Pharyngeal diphtheria — grouped in MDC 03, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • A36.1 — Nasopharyngeal diphtheria[Same-MDC diagnosis]: “Nasopharyngeal diphtheria — grouped in MDC 03, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • A36.2 — Laryngeal diphtheria[Same-MDC diagnosis]: “Laryngeal diphtheria — grouped in MDC 03, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • A54.5 — Gonococcal pharyngitis[Same-MDC diagnosis]: “Gonococcal pharyngitis — grouped in MDC 03, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • and 1444 more

Nearest codes

Change history

No changes recorded for this code. This ledger tracks additions, deletions and description changes from FY2016 onward. Note changes are not tracked.

Read from: CMS ICD-10-PCS code tables, index and definitions — FY2027; CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v44; AHRQ HCUP Clinical Classifications Software Refined for ICD-10-PCS Procedures (hcup-us.ahrq.gov/toolssoftware/ccsr/PRCCSR_v2026-1.zip) — v2026.1. All data sources · How to read the labels · How MedCoder verifies its implementation

Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources