Dr. William J. O'Brien, III
Chairman
Dr. William J. O'Brien, III received a B.A. in Biology from LaSalle University; he then attended Southeastern University of Health
Sciences in North Miami Beach, Florida. He completed a Family Practice Residency at Delaware Valley
Medical Center after a six month General Surgery Residency. He then opened a Private Practice in Newtown.
He has additional facilities in Bristol, Bensalem, Bethlehem, Buselton, and South Philly. He is affiliated
with St Mary’s Medical Center, Frankford Hospital Bucks County, Lower Bucks Hospital, and Frankford
Torresdale Campus. He is Board Certified by the American Board of Family Practice, and is a Fellow Of
the American Academy Of Disability Evaluating Physicians. He is a member of the American Osteopathic
Association , The American Medical Association and the Pennsylvania Osteopathic Medical Association.
Dr. Christopher Belletieri
Operations
Dr. Chris Belletieri received a B.S. in Biology from Rutgers University. He attended Philadelphia
College of Osteopathic Medicine and graduated at the top of his class. He was Chief Intern at Delaware
Valley Medical Center (Frankford-Bucks County Hospital); where he completed a Family Practice Residency.
He is Board Certified in Family Practice. He is a member of the American Academy of Osteopathy, the
American Medical Association, American Osteopathic Association, and the Pennsylvania Osteopathic Medical Association. He is a Fellow, American Academy of Disability Evaluating Physicians.
Dr. Peter A. Molle
Medical Director - DO, MBA, FACCOG
Dr. Molle holds a Certificate of Training for Excellence in Hyperbaric and Undersea Medical Training.
He is Certified as a Diving Medical Officer by the International Board of Undersea Medicine.
Dr. Peter A Molle, DO, FACOOG, MBA completed his undergraduate education at Saint Joseph"s University where he
was honored in Who's Who in American Colleges and Universities in 1963. His study of medicine continued at
the Philadelphia College of Osteopathic Medicine from 1963 to 1967. Following that he completed an internship
and residency. He also holds an MBA.
He then started and has continued a long term commitment to the practice of Medicine in Bucks County
beginning a clinical practice at Delaware Valley Medical Center where he subsequently served as Vice
President of Medical Affairs and Director of Medical Education. Throughout his medical career he has
been honored with many teaching and clinical awards.