National Drug Code (NDC) Units Calculator Tool

Use the NDC Units Calculator Tool to easily convert applicable classified or specified Healthcare Common Procedure Coding System (HCPCS) or Current Procedural Terminology (CPT®) codes to NDC units. This tool (also known as RC Claim AssistTM) is hosted by RJ Health, an independent third party pharmaceutical specialty company. 

The NDC Units Calculator Tool is accessible in the Blue Cross and Blue Shield of Illinois (BCBSIL) branded Payer Spaces section via Availity® Essentials. 

Note: To access the NDC Units Calculator tool, you must be registered with Availity. You can sign up today at Availity, at no charge. For registration help, call Availity Client Services at 800-282-4548.

For navigation help and other details, refer to the NDC Units Calculator Tool User Guide .


Email our Provider Education Consultants. Be sure to include your name, direct contact information, Tax ID and/or billing National Provider Identifier (NPI). 

CPT copyright 2023 American Medical Association (AMA). All rights reserved. CPT is a registered trademark of the AMA.

Availity is a trademark of Availity, LLC, a separate company that operates a health information network to provide electronic information exchange services to medical professionals. Availity provides administrative services to BCBSIL. RC Claim Assist™ Copyright 2023 RJ Health. RC Claim Assist™ is a product of RJ Health. RJ Health is an independent third-party vendor that is solely responsible for its products and services. BCBSIL makes no endorsement, representations or warranties regarding third party vendors and the products or services they offer.