OsteoarthritisofFoot near Quakertown, PA

Biography: Dr. Star, Medical Director, Orthopaedic and Spine Institute, Abington – Jefferson Health, specializes in total hip and knee replacement surgery. He regularly lectures nationally on modern techniques for total joint replacement and frequently has visiting physicians observe him during surgery to learn the latest techniques.

Biography: Dr. Robert Hermann, MD is a Family Practitioner who practices in Warrington, PA. He is 55 years old and has been practicing for 29 years. Dr. Robert Hermann, MD is affiliated with Jefferson Abington Hospital.

Biography: Dr. Joseph McAllister, MD is an Internist who practices in Warrington, PA. He is 64 years old and has been practicing for 38 years. Dr. Joseph McAllister, MD is affiliated with Jefferson Abington Hospital, Jefferson Frankford Hospital, Jefferson Bucks Hospital and Jefferson Torresdale Hospital.

Biography: Dr. Lilian Jalil, MD is an Internist who practices in Warrington, PA. She is 55 years old and has been practicing for 29 years. Dr. Lilian Jalil, MD is affiliated with Jefferson Torresdale Hospital, Jefferson Frankford Hospital, Jefferson Abington Hospital and Jefferson Bucks Hospital.

Biography: Dr. Hal Hockfield, MD is an Internist who practices in Warrington, PA. He is 66 years old and has been practicing for 40 years. Dr. Hal Hockfield, MD is affiliated with Jefferson Bucks Hospital, Jefferson Abington Hospital, Jefferson Frankford Hospital and Jefferson Torresdale Hospital.

Biography: Dr. Ellen Mangin, DO is a Geriatrician who practices in Lansdale, PA. She is 56 years old and has been practicing for 16 years. Dr. Ellen Mangin, DO is affiliated with Jefferson Torresdale Hospital, Jefferson Bucks Hospital, Jefferson Lansdale Hospital, Jefferson Abington Hospital and Jefferson Frankford Hospital.

Biography: Dr. Michelle Gorbos-Spina, DO is an Internist who practices in Warrington, PA. She is 49 years old and has been practicing for 23 years. Dr. Michelle Gorbos-Spina, DO is affiliated with Jefferson Frankford Hospital, Jefferson Torresdale Hospital, Jefferson Bucks Hospital and Jefferson Abington Hospital.

Biography: Chris Williamson, MD, specializes in hand, wrist and elbow surgery – including ``wide awake`` hand surgery – treating traumatic and sports-related injuries. He has a focus on nerve and tendon surgery, treating patients for fracture care, carpal tunnel, cubital tunnel, trigger fingers, tennis and golfers elbow, as well as other forms of tendinitis. Prior to joining Einstein, Dr. Williamson earned his medical degree from Temple University School of Medicine. He completed his internship and residency at Einstein Medical Center Philadelphia, followed by an Upper Extremity Fellowship at the Rothman Institute. He has lectured regionally and nationally, authored multiple articles in peer-reviewed journals and book chapters and is an active member of the American Academy of Orthopedic Surgeons, the American Association for Hand Surgery and the Philadelphia Orthopedic Society. Dr. Williamson is seeing patients at Einstein Medical Center Montgomery and Einstein Healthcare Network King of Prussia.

Biography: Dr. William Callahan, DO is a Family Practitioner who practices in Lower Gwynedd, PA. He is 41 years old and has been practicing for 13 years. Dr. William Callahan, DO is affiliated with Jefferson Abington Hospital.

Biography: Dr. Lawrence Mass, MD is an Internist who practices in Lower Gwynedd, PA. He is 55 years old and has been practicing for 29 years. Dr. Lawrence Mass, MD is affiliated with Jefferson Abington Hospital.