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099C0ZX - Drainage of Left Mastoid Sinus, Open Approach, Diagnostic


The ICD 10 Code for Drainage of Left Mastoid Sinus, Open Approach, Diagnostic is listed as 099C0ZX.
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: 099C0ZX
Description: Drainage of Left Mastoid Sinus, Open Approach, Diagnostic
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: 20.32 - Biopsy of middle and inner ear (approximate)