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Registered Dental Assisting


In order to be in alignment with recommendations and mandates set forth from the CDC, to reduce the rapid transmission rates of the COVID-19 virus, the dental assisting department has an electronic application procedure. Read about the program admission process. The dental assisting department’s 2022-2023 application deadline is May 17, 2022.

Please watch our website for further, up-to-date information.


Department Chair:

Lydia Cosio, RDA, CDA, BS
Cerritos College Dental Assisting
Professor, Program Director and Department Chairperson
Office phone: (562) 860-2451 ext. 2587


Cerritos College is ranked 14th among the top 100 schools with the highest Hispanic enrollment in the United States by the United States Department of Education. We are a comprehensive community college for southeastern Los Angeles County.

Cerritos College offers degrees and certificates in more than 180 areas of study in nine divisions. Enrollment currently averages approximately 22,500 students. Visit Cerritos College online at

The Dental Assisting Program (DA) is a part of the Health Occupations division and offers both a Certificate in Dental Assisting and with additional course work, an Associates in Arts degree in Dental Assisting. Upon completion of the program, students are eligible to take the State and National board examinations. The DA program offers a Summer Orthodontic Assistant course for our program graduates.

The Cerritos College Dental Assisting Program is accredited by the Commission on Dental Accreditation (CODA).

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Last Update: 5/26/2021