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A4657 Syringe with wo needle

A Codes

Also known as: syringe, needle and syringe, injection syringe

A single-use or reusable syringe with or without an attached needle used for medication administration, fluid aspiration, or injection. Calibrated for precise volume measurement.

In Plain Language

needle and tube for giving injections; medication injector

Clinical Context

Fundamental tool in medical practice for drug administration, blood draws, and fluid aspiration. Available in various sizes (1mL-60mL) for different clinical uses.

RVU Information

CPT A4657 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

General MedicineNursingAll Specialties

Frequently Asked Questions

What is CPT code A4657?

CPT A4657 (Syringe with wo needle) is a A Codes code. A single-use or reusable syringe with or without an attached needle used for medication administration, fluid aspiration, or injection. Calibrated for precise volume measurement.

Does Medicare cover A4657?

Medicare coverage for A4657 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Fundamental tool in medical practice for drug administration, blood draws, and fluid aspiration. Available in various sizes (1mL-60mL) for different clinical uses. A physician order is typically required.

When is CPT A4657 used?

Fundamental tool in medical practice for drug administration, blood draws, and fluid aspiration. Available in various sizes (1mL-60mL) for different clinical uses.

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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.