MCMedicalCodingSoftware
0WM40ZZ

0WM40ZZ — Reattachment of Upper Jaw, Open Approach

Billable / specific codeICD-10-PCS

CMS abbreviated title: Reattachment of Upper Jaw, Open Approach

How 0WM40ZZ is built

Every ICD-10-PCS code is seven independent character positions. Each one is a separate decision, and the meaning of a character depends on the positions before it.

  1. 0SectionMedical and Surgical — What family of procedure this is
  2. WBody systemWhich system it acts on
  3. MRoot operationThe objective — the verb of the procedure
  4. 4Body partThe specific site
  5. 0ApproachHow the site was reached
  6. ZDeviceWhat was left in place, if anything
  7. ZQualifierA further distinction where one applies

Codes near 0WM40ZZ

In CMS’s own ordering, which groups codes that differ by only the last character or two — usually the approach, device or qualifier.

  • 0WJQ8ZZInspection of Respiratory Tract, Via Natural or Artificial Opening Endoscopic Approach
  • 0WJR0ZZInspection of Genitourinary Tract, Open Approach
  • 0WJR3ZZInspection of Genitourinary Tract, Percutaneous Approach
  • 0WJR4ZZInspection of Genitourinary Tract, Percutaneous Endoscopic Approach
  • 0WJR7ZZInspection of Genitourinary Tract, Via Natural or Artificial Opening Approach
  • 0WJR8ZZInspection of Genitourinary Tract, Via Natural or Artificial Opening Endoscopic Approach
  • 0WM20ZZReattachment of Face, Open Approach
  • 0WM40ZZReattachment of Upper Jaw, Open Approach
  • 0WM50ZZReattachment of Lower Jaw, Open Approach
  • 0WM60ZZReattachment of Neck, Open Approach
  • 0WM80ZZReattachment of Chest Wall, Open Approach
  • 0WMF0ZZReattachment of Abdominal Wall, Open Approach
  • 0WMK0ZZReattachment of Upper Back, Open Approach
  • 0WML0ZZReattachment of Lower Back, Open Approach
  • 0WMM0ZZReattachment of Male Perineum, Open Approach
  • 0WMN0ZZReattachment of Female Perineum, Open Approach
ICD-10-PCSFY2026