eMedCodes logo

099C3ZZ - Drainage of Left Mastoid Sinus, Percutaneous Approach


The ICD 10 Code for Drainage of Left Mastoid Sinus, Percutaneous Approach is listed as 099C3ZZ.
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: 099C3ZZ
Description: Drainage of Left Mastoid Sinus, Percutaneous 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)