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ICD-10-PCS/0CR/0CR437Z
Inpatient Procedure Code

0CR437Z

Replacement of Buccal Mucosa with Autologous Tissue Substitute, Percutaneous Approach

Replacement of Buccal Mucosa with Autol Sub, Perc 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 OperationR

Replacement

Putting in or on biological or synthetic material that physically takes the place and/or function of all or a portion of a body part

4
Body Part4

Buccal Mucosa

5
Approach3

Percutaneous

6
Device7

Autologous Tissue Substitute

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 11 MS-DRGs:

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

Contextual Map

Every relationship of 0CR437Z 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

  • 0CR[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 (11)

  • DRG 137 — MOUTH PROCEDURES WITH CC/MCC [MS-DRG]: “MOUTH PROCEDURES WITH CC/MCC — Mouth Procedures (MDC 03)”
  • DRG 138 — MOUTH PROCEDURES WITHOUT CC/MCC [MS-DRG]: “MOUTH PROCEDURES WITHOUT CC/MCC — Mouth Procedures (MDC 03)”
  • DRG 579 — OTHER SKIN, SUBCUTANEOUS TISSUE AND BREAST PROCEDURES WITH MCC [MS-DRG]: “OTHER SKIN, SUBCUTANEOUS TISSUE AND BREAST PROCEDURES WITH MCC — Other Skin, Subcutaneous Tissue and Breast Procedures (MDC 09)”
  • DRG 580 — OTHER SKIN, SUBCUTANEOUS TISSUE AND BREAST PROCEDURES WITH CC [MS-DRG]: “OTHER SKIN, SUBCUTANEOUS TISSUE AND BREAST PROCEDURES WITH CC — Other Skin, Subcutaneous Tissue and Breast Procedures (MDC 09)”
  • DRG 581 — OTHER SKIN, SUBCUTANEOUS TISSUE AND BREAST PROCEDURES WITHOUT CC/MCC [MS-DRG]: “OTHER SKIN, SUBCUTANEOUS TISSUE AND BREAST PROCEDURES WITHOUT CC/MCC — Other Skin, Subcutaneous Tissue and Breast Procedures (MDC 09)”
  • 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)”
  • DRG 909 — OTHER O.R. PROCEDURES FOR INJURIES WITHOUT CC/MCC [MS-DRG]: “OTHER O.R. PROCEDURES FOR INJURIES WITHOUT CC/MCC — Other O.R. Procedures for Injuries (MDC 21)”
  • and 3 more

Change history

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