G6054 – Methsuximide
HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)
HCPCS codeG6054
- Long description
- Methsuximide
- Short description
- Assay of methsuximide
- Pricing indicator
21Clinical Lab Fee Schedule – national limitation amount- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
T1HLab tests - other (Non-Medicare fee schedule)- Added
- January 1, 2015
- Last change
- January 1, 2016 – No change
- Termination date
- December 31, 2015
Frequently asked questions
What is HCPCS code G6054?
G6054 is a HCPCS Level II code for methsuximide. It was discontinued on December 31, 2015.
Does Medicare cover G6054?
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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- G6058 – Drug confirmation, each procedure
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- G8128 – Clinician documented that patient was not an eligible candidate for antidepressant medication during the entire 12 week acute treatment phase measure
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Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.