A9277 External transmitter, cgm
Also known as: CGM transmitter, glucose transmitter, wireless transmitter
External transmitter for continuous glucose monitoring system for wireless data transmission.
In Plain Language
data sender; wireless device; signal transmitter
Clinical Context
Used with continuous glucose monitoring systems to transmit glucose data wirelessly to receiver or smartphone.
RVU Information
CPT A9277 does not have a physician work RVU assigned by CMS. This is typical for supply, drug, and equipment codes — reimbursement is based on Average Sales Price (ASP), fee schedules, or payer contracts rather than the RVU system.
Billing & Documentation
HCPCS A-codes cover medical supplies, equipment, and transport services. Documentation must establish medical necessity and include a physician order. For durable medical equipment (DME), a Certificate of Medical Necessity (CMN) or detailed written order may be required.
Specialties
Frequently Asked Questions
What is CPT code A9277?
CPT A9277 (External transmitter, cgm) is a A Codes code. External transmitter for continuous glucose monitoring system for wireless data transmission.
Does Medicare cover A9277?
Medicare coverage for A9277 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used with continuous glucose monitoring systems to transmit glucose data wirelessly to receiver or smartphone. A physician order is typically required.
When is CPT A9277 used?
Used with continuous glucose monitoring systems to transmit glucose data wirelessly to receiver or smartphone.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.