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Expanded Functions Dental Auxiliary Certificate (EFDA)

Required Courses

View required courses in our online catalog.

What is an EFDA?

An EFDA is an Expanded Functions Dental Auxiliary. That means a dental professional that can place fillings (restorations) after a dentist prepares a tooth. Admission to an EFDA program requires that applicants show proof of acquiring the Dental Assisting National Board (DANB) Certified Dental Assistant (CDA) certification, OHIO CDA the Ohio Certified Dental Assistant, or Ohio licensed Registered Dental Hygienist (RDH). Owens has both an EFDA Certificate and an EFDA program that is part of the dental hygiene curriculum. Recently some foreign trained dentists, who are waiting for their Ohio license, have been accepted into the EFDA training programs.

In the state of Ohio, a dental assistant must be state certified as a Dental Assistant (1a) Hold a current national DANB Certified Dental Assistant (CDA) credential (1b) Hold a certification from the Ohio Commission on Dental Assistant Certification in order to apply to the EFDA Certificate Program.

A licensed Registered Dental Hygienist can also apply to the EFDA Certificate Program.

After the EFDA Certificate is completed the graduate must complete the following:

To perform expanded functions under the direct supervision of a licensed dentist in the state of Ohio, a dental assistant must qualify as an Expanded Function Dental Auxiliary (EFDA). To qualify as an EFDA, one must: (1) Complete an EFDA training course that is accredited by either the American Dental Association's Commission on Dental Accreditation (CODA) or the North Central Association of Colleges and Schools' Higher Learning Commission AND (2) Pass the EFDA exam administered by the Ohio Commission on Dental Testing (OCDT) AND (3) Hold a current Cardiopulmonary Resuscitation (CPR) certification AND (4) Apply to the Ohio State Dental Board for registration as an EFDA.


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