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A4216 Sterile water/saline, 10 milliliters

A Codes

Also known as: saline flush, sterile saline, normal saline

Sterile Water or Saline 10 milliliters, a small-volume sterile fluid preparation for wound irrigation, equipment cleansing, or medication dilution.

In Plain Language

sterile salt water; wound rinse

Clinical Context

Used for wound care, equipment sterilization, intravenous line flushing, and medication reconstitution in clinical settings.

RVU Information

CPT A4216 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

NursingWound CareSurgery

Frequently Asked Questions

What is CPT code A4216?

CPT A4216 (Sterile water/saline, 10 milliliters) is a A Codes code. Sterile Water or Saline 10 milliliters, a small-volume sterile fluid preparation for wound irrigation, equipment cleansing, or medication dilution.

Does Medicare cover A4216?

Medicare coverage for A4216 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used for wound care, equipment sterilization, intravenous line flushing, and medication reconstitution in clinical settings. A physician order is typically required.

When is CPT A4216 used?

Used for wound care, equipment sterilization, intravenous line flushing, and medication reconstitution in clinical settings.

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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.