A9526 Nitrogen n-13 ammonia
Also known as: N-13 ammonia, ammonia PET
Nitrogen N-13 ammonia injection used as a positron emission tomography tracer for myocardial perfusion imaging.
In Plain Language
heart perfusion PET tracer; cardiac imaging dye
Clinical Context
Used in PET cardiology for myocardial perfusion assessment and detection of coronary artery disease.
RVU Information
CPT A9526 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 A9526?
CPT A9526 (Nitrogen n-13 ammonia) is a A Codes code. Nitrogen N-13 ammonia injection used as a positron emission tomography tracer for myocardial perfusion imaging.
Does Medicare cover A9526?
Medicare coverage for A9526 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used in PET cardiology for myocardial perfusion assessment and detection of coronary artery disease. A physician order is typically required.
When is CPT A9526 used?
Used in PET cardiology for myocardial perfusion assessment and detection of 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.