


Mark Brigham, M.D.
SURGICAL ORTHOPEDICS - Dr. Brigham is an orthopedic surgeon who specializes in general orthopedic surgery, joint replacement and sports medicine, as well as arthroscopic shoulder and reconstructive shoulder, knee and hip surgery.
SURGICAL ORTHOPEDICS - Dr. Brigham is an orthopedic surgeon who specializes in general orthopedic surgery, joint replacement and sports medicine, as well as arthroscopic shoulder and reconstructive shoulder, knee and hip surgery.

Robert B. Carrigan, M.D.
LIBERTY ORTHOPAEDICS - Dr. Carrigan is a graduate of the University Of Pennsylvania School Of Medicine and is fellowship trained in surgery of the hand and upper extremity. His areas of interest include athletic injuries of the upper extremity, arthroscopic and minimally invasive surgery, and disorders of the peripheral nervous system.
LIBERTY ORTHOPAEDICS - Dr. Carrigan is a graduate of the University Of Pennsylvania School Of Medicine and is fellowship trained in surgery of the hand and upper extremity. His areas of interest include athletic injuries of the upper extremity, arthroscopic and minimally invasive surgery, and disorders of the peripheral nervous system.

Anne E. Colton, M.D.
SURGICAL ORTHOPEDICS - Dr. Colton is a graduate of the Temple University of Medicine and the University of Pennsylvania Orthopaedic Residency. She completed a sports medicine surgery fellowship at Rush University in Chicago. She specializes in arthroscopic shoulder and knee surgery, as well as knee, shoulder and elbow reconstruction and has a particular interest in women’s sports medicine.
SURGICAL ORTHOPEDICS - Dr. Colton is a graduate of the Temple University of Medicine and the University of Pennsylvania Orthopaedic Residency. She completed a sports medicine surgery fellowship at Rush University in Chicago. She specializes in arthroscopic shoulder and knee surgery, as well as knee, shoulder and elbow reconstruction and has a particular interest in women’s sports medicine.

Paul Horenstein, M.D.
SURGICAL ORTHOPEDICS - Dr. Horenstein is an orthopedic surgeon who specializes in joint replacement, sports medicine, and ankle and foot surgery.> Download Bio
SURGICAL ORTHOPEDICS - Dr. Horenstein is an orthopedic surgeon who specializes in joint replacement, sports medicine, and ankle and foot surgery.> Download Bio

Jack E. Kazanjian, D.O.
LLANERCH ORTHOPAEDICS - Dr. Kazanjian, a board certified orthopaedic physician, joined Premier Orthopaedics in April of 2007 and specializes in disorders of the Shoulder and Elbow. He has extensive training in complex open and arthroscopic surgical techniques to include rotator cuff repair, instability surgery, shoulder replacement and trauma. Dr. Kazanjian has lectured nationally, is involved in clinical research and resident teaching, and has recently been elected to the Association of Clinical Shoulder and Elbow Surgeons. He completed his medical and orthopaedic surgical training at the Philadelphia College of Osteopathic Medicine, and his Fellowship at The Hughston Clinic in Columbus, GA.
LLANERCH ORTHOPAEDICS - Dr. Kazanjian, a board certified orthopaedic physician, joined Premier Orthopaedics in April of 2007 and specializes in disorders of the Shoulder and Elbow. He has extensive training in complex open and arthroscopic surgical techniques to include rotator cuff repair, instability surgery, shoulder replacement and trauma. Dr. Kazanjian has lectured nationally, is involved in clinical research and resident teaching, and has recently been elected to the Association of Clinical Shoulder and Elbow Surgeons. He completed his medical and orthopaedic surgical training at the Philadelphia College of Osteopathic Medicine, and his Fellowship at The Hughston Clinic in Columbus, GA.

Richard Levenberg, M.D.
SURGICAL ORTHOPEDICS - Dr. Levenberg is an established board certified general orthopedic surgeon, specializing in all forms of back and neck surgery including: lumbar and cervical disc replacement or fusion surgery, revision spinal surgery, kyphoplasty and vertebroplasty, laminectomy and minimally invasive surgery. Dr. Levenberg is a graduate of Temple University School of Medicine, and completed his orthopedic residency at Hahnemann University Hospital. Dr. Levenberg completed his fellowship in spinal surgery at The Cleveland Clinic Foundation. Dr. Levenberg was recognized in "Top Doctors" 2003 & 2006, Main Line Today Magazine.
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SURGICAL ORTHOPEDICS - Dr. Levenberg is an established board certified general orthopedic surgeon, specializing in all forms of back and neck surgery including: lumbar and cervical disc replacement or fusion surgery, revision spinal surgery, kyphoplasty and vertebroplasty, laminectomy and minimally invasive surgery. Dr. Levenberg is a graduate of Temple University School of Medicine, and completed his orthopedic residency at Hahnemann University Hospital. Dr. Levenberg completed his fellowship in spinal surgery at The Cleveland Clinic Foundation. Dr. Levenberg was recognized in "Top Doctors" 2003 & 2006, Main Line Today Magazine.
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Jeffrey Malumed, M.D.
LIBERTY ORTHOPAEDICS - Dr. Malumed is the President of Premier Orthopaedics and Sports Medicine. He is an Orthopaedic Surgeon who specializes in Sports Medicine and is a physician for the US Ski Team. Dr. Malumed is a Board Certified Member of the American Academy of Orthopaedic Surgeons.
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LIBERTY ORTHOPAEDICS - Dr. Malumed is the President of Premier Orthopaedics and Sports Medicine. He is an Orthopaedic Surgeon who specializes in Sports Medicine and is a physician for the US Ski Team. Dr. Malumed is a Board Certified Member of the American Academy of Orthopaedic Surgeons.
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James McGlynn, M.D.
ORTHOPAEDIC ASSOCIATES - Dr. McGlynn has special interest and skills in sports medicine including arthroscopic surgery of upper and lower extremities, joint replacement surgery for arthritis and trauma reconstruction.
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ORTHOPAEDIC ASSOCIATES - Dr. McGlynn has special interest and skills in sports medicine including arthroscopic surgery of upper and lower extremities, joint replacement surgery for arthritis and trauma reconstruction.
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Armando A. Mendez, M.D.
LIBERTY ORTHOPAEDICS - Dr. Mendez is Board Certified by the American Academy of Orthopaedic Surgeons, with re-certification earned in July 2005. He has been widely Published on multiple Orthopaedic topics and research projects. He maintains A strong interest in General Orthopaedics and Spine.
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LIBERTY ORTHOPAEDICS - Dr. Mendez is Board Certified by the American Academy of Orthopaedic Surgeons, with re-certification earned in July 2005. He has been widely Published on multiple Orthopaedic topics and research projects. He maintains A strong interest in General Orthopaedics and Spine.
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Curt D. Miller, M.D.
SURGICAL ORTHOPEDICS - Dr. Miller is an established general orthopedic surgeon who specializes in joint replacement, sports medicine, arthroscopic knee and shoulder surgery, pediatric and adult fracture care.
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SURGICAL ORTHOPEDICS - Dr. Miller is an established general orthopedic surgeon who specializes in joint replacement, sports medicine, arthroscopic knee and shoulder surgery, pediatric and adult fracture care.
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Todd A. Michener, M.D.
CHESTER COUNTY ORTHOPAEDIC ASSOCIATES- Doctor Michener is a board certified and practices general Orthopaedics with concentrations in sports medicine and arthroscopic surgery of the shoulder, knee, elbow and hip, including arthroscopic rotator cuff repair, tennis elbow release and knee ligament reconstruction. Doctor Michener also specializes in advanced shoulder reconstruction, including total shoulder replacement and maximizes his patients' ability to return to a healthy and active lifestyle utilizing minimally invasive techniques for joint restoration. He completed his Orthopaedic residency at the University of Pennsylvania in Phila., PA and went on to complete a Fellowship in Sports Medicine at the Steadman Hawkins Clinic of the Carolinas in Spartanburg, SC
CHESTER COUNTY ORTHOPAEDIC ASSOCIATES- Doctor Michener is a board certified and practices general Orthopaedics with concentrations in sports medicine and arthroscopic surgery of the shoulder, knee, elbow and hip, including arthroscopic rotator cuff repair, tennis elbow release and knee ligament reconstruction. Doctor Michener also specializes in advanced shoulder reconstruction, including total shoulder replacement and maximizes his patients' ability to return to a healthy and active lifestyle utilizing minimally invasive techniques for joint restoration. He completed his Orthopaedic residency at the University of Pennsylvania in Phila., PA and went on to complete a Fellowship in Sports Medicine at the Steadman Hawkins Clinic of the Carolinas in Spartanburg, SC

Gregory Tadduni, M.D.
SURGICAL ORTHOPEDICS - Dr. Tadduni is a Board Certified member of the American Academy of Orthopaedic Surgeons, with re-certification earned in 2001. Dr. Tadduni maintains a strong professional interest in Surgical problems of the Hand.
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SURGICAL ORTHOPEDICS - Dr. Tadduni is a Board Certified member of the American Academy of Orthopaedic Surgeons, with re-certification earned in 2001. Dr. Tadduni maintains a strong professional interest in Surgical problems of the Hand.
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Adrienne Towsen, M.D..
CHESTER COUNTY ORTHOPAEDIC ASSOCIATES- Doctor Towsen practices general orthopaedics with concentrations in sports medicine and arthroscopic surgery. She has extensive experience with arthroscopic reconstruction of the knee and shoulder and specializes in the most advanced techniques for rotator cuff and labral repair. Doctor Towsen also has interests in total joint replacement of the knee and shoulder. She completed her residency at Allegheny General Hospital in Pittsburgh PA and went on to complete a sports medicine Fellowship at Thomas Jefferson University Hospital in Phila., PA.
CHESTER COUNTY ORTHOPAEDIC ASSOCIATES- Doctor Towsen practices general orthopaedics with concentrations in sports medicine and arthroscopic surgery. She has extensive experience with arthroscopic reconstruction of the knee and shoulder and specializes in the most advanced techniques for rotator cuff and labral repair. Doctor Towsen also has interests in total joint replacement of the knee and shoulder. She completed her residency at Allegheny General Hospital in Pittsburgh PA and went on to complete a sports medicine Fellowship at Thomas Jefferson University Hospital in Phila., PA.

Dean Trevlyn, M.D.
SURGICAL ORTHOPEDICS - Dr. Trevlyn is an established, board certified orthopedic surgeon who specializes in shoulder and knee problems. He performs over 250 shoulder procedures and over 150 knee procedures a year. These procedures include arthroscopic reconstructive surgery for the rotator cuff, labral tears, ligament injuries, meniscus tears and cartilage abnormalities. He performs shoulder replacement surgery including reverse total shoulder replacement and minimally invasive surface arthroplasty. He performs knee replacement surgery including the woman’s knee. Dr. Trevlyn also treats adult and pediatric fractures. He has received the Physician’s Recognition Award several times and has appeared on CNN News Makers discussing shoulder surgery. Dr. Trevlyn is a graduate of the University of Pennsylvania medical school and has been an orthopedic surgeon at Surgical Orthopedic Associates in Broomall since 1992.
SURGICAL ORTHOPEDICS - Dr. Trevlyn is an established, board certified orthopedic surgeon who specializes in shoulder and knee problems. He performs over 250 shoulder procedures and over 150 knee procedures a year. These procedures include arthroscopic reconstructive surgery for the rotator cuff, labral tears, ligament injuries, meniscus tears and cartilage abnormalities. He performs shoulder replacement surgery including reverse total shoulder replacement and minimally invasive surface arthroplasty. He performs knee replacement surgery including the woman’s knee. Dr. Trevlyn also treats adult and pediatric fractures. He has received the Physician’s Recognition Award several times and has appeared on CNN News Makers discussing shoulder surgery. Dr. Trevlyn is a graduate of the University of Pennsylvania medical school and has been an orthopedic surgeon at Surgical Orthopedic Associates in Broomall since 1992.
