Externships in AEGD, Endodontics, Orthodontics, Periodontics, or Prosthodontics
The externship program in Advanced Education in General Dentistry (AEGD), Endodontics, Orthodontics, Periodontics, or Prosthodontics is available to third and fourth-year dental students enrolled in US or Canadian dental schools who plan to apply to one of the postdoctoral programs or dentists enrolled in a GPR or AEGD residency program. Visiting externs may attend classes, observe the postdoctoral students in the clinic, and participate in supervised chairside assisting. There is a limit of two externs per month/per specialty.
Applications will be accepted during the Spring semester (January 15 through July). Time commitments vary per program, please review the chart below.
| Program Name | Scheduled Visits | Time Commitment |
| Advanced Education in General Dentistry (AEGD) | April - July | 1/2 day - 1 full day |
| Endodontics | February - May | 1 - 2 days |
| Orthodontics | February - July | 1 - 2 days (excluding Friday) |
| Periodontics | February - May | 3 days (Monday - Wednesday) |
| Prosthodontics | March - May | 1 - 2 days (Wednesday - Thursday) |
Internationally trained dentists interested in exploring possible visits to postdoctoral programs should review the Postdoctoral Externship for Internationally Trained Dentists
Admissions Requirements
- Applicants must submit an application to be considered
- All applicants must be dental students enrolled in their 3rd or 4th year of a US or Canadian dental school and be in good academic standing or dentists enrolled in residency programs - AEGD or GPR
- A letter from the Dean or other official at the dental school/residency program granting permission for the student to participate in this program is required
- Applicants must be vaccinated
- The College of Dental Medicine does not provide liability/malpractice insurance or health insurance for visiting students. It is the responsibility of the applicant to provide the liability/malpractice coverage from their dental school stating the student will be covered for their activites while at Columbia University Medical Center, as well as health coverage.
In the event of an emergency, Student Health Services would be available to the visiting student and will be appropriately billed.
There is no tuition charge for this program, but participants must find their own housing and pay for their transportation and living expenses.
To apply please download and save the application to your computer to complete. Email the completed application along with supporting documentation to cdm-pgadmissions@cumc.columbia.edu
If you have additional questions, write to: cdm-pgadmissions@cumc.columbia.edu