MCMedicalCodingSoftware
0W900ZX

0W900ZX — Drainage of Head, Open Approach, Diagnostic

Billable / specific codeICD-10-PCS

CMS abbreviated title: Drainage of Head, Open Approach, Diagnostic

How 0W900ZX 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. 9Root operationThe objective — the verb of the procedure
  4. 0Body partThe specific site
  5. 0ApproachHow the site was reached
  6. ZDeviceWhat was left in place, if anything
  7. XQualifierA further distinction where one applies

Codes near 0W900ZX

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

  • 0W4M0K0Creation of Vagina in Male Perineum with Nonautologous Tissue Substitute, Open Approach
  • 0W4N071Creation of Penis in Female Perineum with Autologous Tissue Substitute, Open Approach
  • 0W4N0J1Creation of Penis in Female Perineum with Synthetic Substitute, Open Approach
  • 0W4N0K1Creation of Penis in Female Perineum with Nonautologous Tissue Substitute, Open Approach
  • 0W8NXZZDivision of Female Perineum, External Approach
  • 0W9000ZDrainage of Head with Drainage Device, Open Approach
  • 0W900ZXDrainage of Head, Open Approach, Diagnostic
  • 0W900ZZDrainage of Head, Open Approach
  • 0W9030ZDrainage of Head with Drainage Device, Percutaneous Approach
  • 0W903ZXDrainage of Head, Percutaneous Approach, Diagnostic
  • 0W903ZZDrainage of Head, Percutaneous Approach
  • 0W9040ZDrainage of Head with Drainage Device, Percutaneous Endoscopic Approach
  • 0W904ZXDrainage of Head, Percutaneous Endoscopic Approach, Diagnostic
  • 0W904ZZDrainage of Head, Percutaneous Endoscopic Approach
  • 0W9100ZDrainage of Cranial Cavity with Drainage Device, Open Approach
ICD-10-PCSFY2026