Home
Career Stage
Medical Students Residents Attendings CPT Codes Resources Blog Support

A9547 In111 oxyquinoline

A Codes

Also known as: In-111 oxine, oxyquinoline WBC

Indium In-111 oxyquinoline labeled white blood cells used as a radiotracer for inflammation and infection imaging.

In Plain Language

infection and inflammation imaging dye; white blood cell tracer

Clinical Context

Used in nuclear medicine for detection and localization of infection, inflammation, and fever of unknown origin.

RVU Information

CPT A9547 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

Nuclear MedicineInfectious DiseaseInternal Medicine

Frequently Asked Questions

What is CPT code A9547?

CPT A9547 (In111 oxyquinoline) is a A Codes code. Indium In-111 oxyquinoline labeled white blood cells used as a radiotracer for inflammation and infection imaging.

Does Medicare cover A9547?

Medicare coverage for A9547 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used in nuclear medicine for detection and localization of infection, inflammation, and fever of unknown origin. A physician order is typically required.

When is CPT A9547 used?

Used in nuclear medicine for detection and localization of infection, inflammation, and fever of unknown origin.

Track This Code in RVU Edge

Log procedures, calculate wRVUs, and benchmark against national data — all in one app.

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.