ICD-10-PCS › 0 Medical and Surgical › 0N Head and Facial Bones › 0N9 Head and Facial Bones, Drainage › 0N9R0ZX

0N9R0ZX

Drainage of Maxilla, Open Approach, Diagnostic

ValidICD-10-PCS procedure code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

What has happened to this code

Every change the publisher made, from 2014 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

  1. FY2014 Added to the draft code set draft Drainage of Right Maxilla, Open Approach, Diagnostic
  2. FY2018 Description revised Drainage of Right Maxilla, Open Approach, Diagnostic Drainage of Maxilla, Open Approach, Diagnostic

What this code says

Each character is read in its own position, so the same letter means different things in different places. Definitions are CMS's own.

3. Root operation Drainage

Taking or letting out fluids and/or gases from a body part

The qualifier DIAGNOSTIC is used to identify drainage procedures that are biopsies

For example

  • Thoracentesis, incision and drainage

4. Body Part Maxilla

Also covers

  • Alveolar process of maxilla

5. Approach Open

Cutting through the skin or mucous membrane and any other body layers necessary to expose the site of the procedure

Codes in the same group

CodeDescriptionStatus
0N9000Z Drainage of Skull with Drainage Device, Open Approach Valid
0N900ZX Drainage of Skull, Open Approach, Diagnostic Valid
0N900ZZ Drainage of Skull, Open Approach Valid
0N9030Z Drainage of Skull with Drainage Device, Percutaneous Approach Valid
0N903ZX Drainage of Skull, Percutaneous Approach, Diagnostic Valid
0N903ZZ Drainage of Skull, Percutaneous Approach Valid
0N9040Z Drainage of Skull with Drainage Device, Percutaneous Endoscopic Approach Valid
0N904ZX Drainage of Skull, Percutaneous Endoscopic Approach, Diagnostic Valid
0N904ZZ Drainage of Skull, Percutaneous Endoscopic Approach Valid
0N9100Z Drainage of Frontal Bone with Drainage Device, Open Approach Valid
0N910ZX Drainage of Frontal Bone, Open Approach, Diagnostic Valid
0N910ZZ Drainage of Frontal Bone, Open Approach Valid