Radiation Protection Update for DEP

Presented by Marian S. Wolford, DMD, MS, chair of PDA's Environmental Issues Advisory Group. Dr. Wolford has no relevant financial relationships to disclose.

Created June 2011; Updated 2013; Reviewed in January 2017 and July 2018. Updated July 2021; Expires July 2024

Online, Self-Study CE Helpful Tips

  • Before you access the course, add the web page https://learn.padental.org/topclass/ as an allowed site under pop-up blockers. For assistance, Google instructions to add an allowed website for the web browser you use to access the internet. Instructions also are available at the bottom of the Continuing Education page on PDA's website.
  • After you address the pop-up blockers, and are ready to start the course, go to www.padental.org/onlinece. Sign in with your username and password. Click Go To Your Learning Center and launch the course.
  • At the Congratulations You Passed screen, close the internet window (tab) that displays the name of the course. Instructions and screen shots are available at the bottom of the Continuing Education page on PDA's website.
  • The certificate will be saved in your Learning Center. To access your Learning Center, go to www.padental.org/onlinece. Sign in with your username and password. Click Go To Your Learning Center. Click the word Completed to see the list of courses you completed. Click View Certificate.

Radiation Protection Update for DEP - Participants who successfully complete the post-test will earn 2 CE credits to fulfill the Department of Environmental Protection (DEP) requirement that all dental personnel who operate an X-ray machine obtain CE in radiation safety; biological effects; quality assurance and quality control.


Fees: $0 - PDA Member dentist (complimentary)
$55 - ADA Member dentist
$110 - Nonmember dentist
$25 - Hygienists, Assistants & Non-licensed staff
CE Credits:
2 credit hours recommended for dental personnel who operate an X-ray machine

Cancellation policy: No refunds are issued for online CE courses.


PDA is an ADA CERP Recognized Provider 
ADA CERP is a service of the American Dental Association to assist dental professionals in identifying quality providers of continuing dental education. ADA CERP does not approve or endorse individual courses or instructors, nor does it imply acceptance of credit hours by boards of dentistry.
PDA designates this activity for 2 (two) continuing education credits.

Important registration information:
1. Sign in to the website with your username and password. Contact PDA if you do not have a username and password or need assistance with your username and password. Do NOT create your own record. If you do, you could be charged the wrong registration fee.

2. Click the Register Myself button and pricing will be displayed.

3. If payment is required, enter your credit card information.
4. Click Submit Order to complete your registration. You have 24/7 access to the program for 6-months from the date of registration. Review Helpful Tips provided above before launching the course.

If you have questions, contact PDA  at (717) 234-5941 Monday through Friday from 8:30 a.m. to 5:00 p.m. 

Sign In