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ICD-10-PCS/0CT/0CTQ0ZZ
Inpatient Procedure Code

0CTQ0ZZ

Resection of Adenoids, Open Approach

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 SystemC

Mouth and Throat

3
Root OperationT

Resection

Cutting out or off, without replacement, all of a body part

4
Body PartQ

Adenoids

5
Approach0

Open

6
DeviceZ

No Device

7
QualifierZ

No Qualifier

Potential MS-DRG Relationships (FY2026)

The MS-DRG grouper treats this as an operating room procedure. It appears in the surgical logic of 3 MS-DRGs:

From the CMS MS-DRG Definitions Manual, Appendix E. Actual DRG assignment depends on the complete claim.

Contextual Map

Every relationship of 0CTQ0ZZ 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

  • 0CT[PCS table]
  • [object Object] — Section: [object Object] [Section]: “[object Object]”
  • [object Object] — Body System: [object Object] [Body System]: “[object Object]”
  • [object Object] — Operation: [object Object] [Operation]: “[object Object]”

MS-DRG participation

  • DRG 143 — OTHER EAR, NOSE, MOUTH AND THROAT O.R. PROCEDURES WITH MCC [MS-DRG]: “OTHER EAR, NOSE, MOUTH AND THROAT O.R. PROCEDURES WITH MCC — Other Ear, Nose, Mouth and Throat O.R. Procedures (MDC 03)”
  • DRG 144 — OTHER EAR, NOSE, MOUTH AND THROAT O.R. PROCEDURES WITH CC [MS-DRG]: “OTHER EAR, NOSE, MOUTH AND THROAT O.R. PROCEDURES WITH CC — Other Ear, Nose, Mouth and Throat O.R. Procedures (MDC 03)”
  • DRG 145 — OTHER EAR, NOSE, MOUTH AND THROAT O.R. PROCEDURES WITHOUT CC/MCC [MS-DRG]: “OTHER EAR, NOSE, MOUTH AND THROAT O.R. PROCEDURES WITHOUT CC/MCC — Other Ear, Nose, Mouth and Throat O.R. Procedures (MDC 03)”

Nearest codes

  • 0CT00ZZ — Resection of Upper Lip, Open Approach [One axis away]
  • 0CT10ZZ — Resection of Lower Lip, Open Approach [One axis away]
  • 0CT20ZZ — Resection of Hard Palate, Open Approach [One axis away]
  • 0CT30ZZ — Resection of Soft Palate, Open Approach [One axis away]
  • 0CT70ZZ — Resection of Tongue, Open Approach [One axis away]
  • 0CT80ZZ — Resection of Right Parotid Gland, Open Approach [One axis away]
  • 0CT90ZZ — Resection of Left Parotid Gland, Open Approach [One axis away]
  • 0CTB0ZZ — Resection of Right Parotid Duct, Open Approach [One axis away]

Change history

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