A
The Auditory Ossicle, Left body part is identified by the character A in the 4th position of the ICD-10-PCS procedure code.
It is contained within the Drainage root operation of the Ear, Nose, Sinus body system
under the Medical and Surgical section. The 4the position refers to the body part or body region when applicable.
Includes:
Section:
0 = Medical and Surgical
Body System:
9 = Ear, Nose, Sinus
Root Operation:
9 = Drainage
Body Part:
P - Accessory SinusA - Auditory Ossicle, Left9 - Auditory Ossicle, RightV - Ethmoid Sinus, LeftU - Ethmoid Sinus, RightG - Eustachian Tube, LeftF - Eustachian Tube, Right4 - External Auditory Canal, Left3 - External Auditory Canal, Right1 - External Ear, Left0 - External Ear, RightT - Frontal Sinus, LeftS - Frontal Sinus, RightE - Inner Ear, LeftD - Inner Ear, RightC - Mastoid Sinus, LeftB - Mastoid Sinus, RightR - Maxillary Sinus, LeftQ - Maxillary Sinus, Right6 - Middle Ear, Left5 - Middle Ear, RightK - Nasal Mucosa and Soft TissueM - Nasal SeptumL - Nasal TurbinateN - NasopharynxX - Sphenoid Sinus, LeftW - Sphenoid Sinus, Right8 - Tympanic Membrane, Left7 - Tympanic Membrane, RightSelect the appropriate procedure code based on the approach & device:
099A - Auditory Ossicle, Left
Cutting through the skin or mucous membrane and any other body layers necessary to expose the site of the procedure
099A00Z - Drainage of L Auditory Ossicle with Drain Dev, Open ApproachEntry of instrumentation through a natural or artificial external opening to reach the site of the procedure
099A70Z - Drainage of L Auditory Ossicle with Drain Dev, Via OpeningEntry of instrumentation through a natural or artificial external opening to reach and visualize the site of the procedure