099C4ZZ - Drainage of Left Mastoid Sinus, Percutaneous Endoscopic Approach
The ICD 10 Code for Drainage of Left Mastoid Sinus, Percutaneous Endoscopic Approach is listed as 099C4ZZ.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.
| ICD-10-PCS Field | Value |
|---|---|
| Procedure Code: | 099C4ZZ |
| Description: | Drainage of Left Mastoid Sinus, Percutaneous Endoscopic Approach |
| Chapter: | Medical and Surgical |
| Subsection 1: | Ear, Nose, Sinus |
| Subsection 2: | Ear, Nose, Sinus, Drainage |
| ICD-9-CM V. 3 (Procedures) General Equivalence Mappings (GEMS): | |
| ICD-9 PCS Code: | 20.21 - Incision of mastoid (approximate) |
| ICD-9 PCS Code: | 20.22 - Incision of petrous pyramid air cells (approximate) |