About us

Jeffrey Petersen, MD, DC is a board certified Family Physician. As a family doctor, he is trained to treat patients of all ages, from newborns to adults.

Dr. Petersen attended Cal Poly Pomona and Asbury College as an undergraduate and then continued on to LA College of Chiropractic to become a chiropractor. Upon completion of his Doctorate of Chiropractic in 1995, his passion for medicine and helping others would ultimately lead him to pursue a degree in medicine. He attended medical school at the American University of the Caribbean, including a year of clinical work in London, and earned his medical degree in 1998. He completed his Family Medicine Residency at Eastern Maine Medical Center, where he was Chief Resident, in 2002. He has since served as a Family Physician and been highly involved with the community of Fallbrook. Dr. Petersen was also previously Chief of Staff at Fallbrook Hospital.