Internal Medicine
Mark A. Schaeffer, MD
Independent provider
Sees patients age 18 and up
Princeton Premier Medicine, LLC

About me

Education and training

  • Medical School: New York Medical College
  • Residency: University Hospital - UMDNJ
  • Residency: Morristown Memorial Hospital

My Locations

Penn Medicine hospital privileges

  • Princeton Medical Center: On the medical staff, but does not have privileges to treat patients in the hospital.
Dr. Schaeffer is an independent physician who is not employed by Penn Medicine.

Qualifications and experience