New Search Margaret Perusse Oberman M.D., M.P.H. (301) 662-8119 Department Medicine Specialty Internal Medicine Primary Office Address: FHMG - Internal Medicine Associates 1562 Opossumtown Pike Frederick, MD 21702 Phone: (301) 662-8119 Recommend this Physician Get Directions Education Medical School - Tufts University School of Medicine Internship - Naval Medical Center Portsmouth Residency - Naval Medical Center Portsmouth Undergraduate - Clark University Board Certifications American Board of Internal Medicine