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ICD-10-PCS/0W0/0W044ZZ
Inpatient Procedure Code

0W044ZZ

Alteration of Upper Jaw, Percutaneous Endoscopic 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 SystemW

Anatomical Regions, General

3
Root Operation0

Alteration

Modifying the anatomic structure of a body part without affecting the function of the body part

4
Body Part4

Upper Jaw

5
Approach4

Percutaneous Endoscopic

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 12 MS-DRGs:

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

Contextual Map

Every relationship of 0W044ZZ 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

  • 0W0[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 (12)

  • 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)”
  • DRG 515 — OTHER MUSCULOSKELETAL SYSTEM AND CONNECTIVE TISSUE O.R. PROCEDURES WITH MCC [MS-DRG]: “OTHER MUSCULOSKELETAL SYSTEM AND CONNECTIVE TISSUE O.R. PROCEDURES WITH MCC — Other Musculoskeletal System and Connective Tissue O.R. Procedures (MDC 08)”
  • DRG 516 — OTHER MUSCULOSKELETAL SYSTEM AND CONNECTIVE TISSUE O.R. PROCEDURES WITH CC [MS-DRG]: “OTHER MUSCULOSKELETAL SYSTEM AND CONNECTIVE TISSUE O.R. PROCEDURES WITH CC — Other Musculoskeletal System and Connective Tissue O.R. Procedures (MDC 08)”
  • DRG 517 — OTHER MUSCULOSKELETAL SYSTEM AND CONNECTIVE TISSUE O.R. PROCEDURES WITHOUT CC/MCC [MS-DRG]: “OTHER MUSCULOSKELETAL SYSTEM AND CONNECTIVE TISSUE O.R. PROCEDURES WITHOUT CC/MCC — Other Musculoskeletal System and Connective Tissue O.R. Procedures (MDC 08)”
  • DRG 907 — OTHER O.R. PROCEDURES FOR INJURIES WITH MCC [MS-DRG]: “OTHER O.R. PROCEDURES FOR INJURIES WITH MCC — Other O.R. Procedures for Injuries (MDC 21)”
  • DRG 908 — OTHER O.R. PROCEDURES FOR INJURIES WITH CC [MS-DRG]: “OTHER O.R. PROCEDURES FOR INJURIES WITH CC — Other O.R. Procedures for Injuries (MDC 21)”
  • and 4 more

MDC crossing · diagnoses (33179)

  • 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.”
  • MDC 08 — Diseases and Disorders of the Musculoskeletal System and Connective Tissue [MDC crossing]: “Diseases and Disorders of the Musculoskeletal System and Connective Tissue — 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.”
  • 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.”
  • A36.0 — Pharyngeal diphtheria [Same-MDC diagnosis]: “Pharyngeal diphtheria — grouped in MDC 03, the diagnosis side of this code's crossing.”
  • A36.1 — Nasopharyngeal diphtheria [Same-MDC diagnosis]: “Nasopharyngeal diphtheria — grouped in MDC 03, the diagnosis side of this code's crossing.”
  • A36.2 — Laryngeal diphtheria [Same-MDC diagnosis]: “Laryngeal diphtheria — grouped in MDC 03, the diagnosis side of this code's crossing.”
  • A54.5 — Gonococcal pharyngitis [Same-MDC diagnosis]: “Gonococcal pharyngitis — grouped in MDC 03, the diagnosis side of this code's crossing.”
  • and 33174 more

Nearest codes

  • 0W004ZZ — Alteration of Head, Percutaneous Endoscopic Approach [One axis away]
  • 0W024ZZ — Alteration of Face, Percutaneous Endoscopic Approach [One axis away]
  • 0W040ZZ — Alteration of Upper Jaw, Open Approach [One axis away]
  • 0W043ZZ — Alteration of Upper Jaw, Percutaneous Approach [One axis away]
  • 0W0447Z — Alteration of Upper Jaw with Autologous Tissue Substitute, Percutaneous Endoscopic Approach [One axis away]
  • 0W044JZ — Alteration of Upper Jaw with Synthetic Substitute, Percutaneous Endoscopic Approach [One axis away]
  • 0W044KZ — Alteration of Upper Jaw with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach [One axis away]
  • 0W054ZZ — Alteration of Lower Jaw, Percutaneous Endoscopic Approach [One axis away]

Change history

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