A9505 Tl201 thallium
Also known as: Tl-201, thallium chloride, thallium scan
Thallium Tl-201 chloride injection used as a radiotracer for myocardial perfusion imaging and cardiac assessment.
In Plain Language
heart perfusion imaging dye; cardiac tracer for blood flow
Clinical Context
Used in cardiac nuclear imaging to assess myocardial perfusion, viability, and detect coronary artery disease.
RVU Information
CPT A9505 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 A9505?
CPT A9505 (Tl201 thallium) is a A Codes code. Thallium Tl-201 chloride injection used as a radiotracer for myocardial perfusion imaging and cardiac assessment.
Does Medicare cover A9505?
Medicare coverage for A9505 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used in cardiac nuclear imaging to assess myocardial perfusion, viability, and detect coronary artery disease. A physician order is typically required.
When is CPT A9505 used?
Used in cardiac nuclear imaging to assess myocardial perfusion, viability, and detect coronary artery disease.
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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.