G0453 – Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure)
HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)
HCPCS codeG0453
- Long description
- Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure)
- Short description
- Cont intraop neuro monitor
- Pricing indicator
13Priced by the Medicare contractor (carrier)- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
T2DOther tests - other- Added
- January 1, 2013
- Last change
- January 1, 2013 – No change
Frequently asked questions
What is HCPCS code G0453?
G0453 is a HCPCS Level II code for continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure).
Does Medicare cover G0453?
The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby G codes
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Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.