A9528 Iodine i-131 iodide cap, diagnosis
Also known as: I-131 diagnostic capsule, thyroid uptake tracer
Iodine I-131 sodium iodide capsule used diagnostically for thyroid uptake measurement and thyroid imaging.
In Plain Language
diagnostic thyroid imaging pill; thyroid function test tracer
Clinical Context
Used for diagnostic thyroid uptake measurement and imaging in patients with suspected thyroid dysfunction.
RVU Information
CPT A9528 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 A9528?
CPT A9528 (Iodine i-131 iodide cap, diagnosis) is a A Codes code. Iodine I-131 sodium iodide capsule used diagnostically for thyroid uptake measurement and thyroid imaging.
Does Medicare cover A9528?
Medicare coverage for A9528 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used for diagnostic thyroid uptake measurement and imaging in patients with suspected thyroid dysfunction. A physician order is typically required.
When is CPT A9528 used?
Used for diagnostic thyroid uptake measurement and imaging in patients with suspected thyroid dysfunction.
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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.