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Dr. Avallone is a graduate of the Philadelphia College of Osteopathic Medicine. He completed his Orthopaedic Surgical Residency at Community General Osteopathic Hospital in Harrisburg, Pennsylvania. Dr. Avallone also completed rotating internships at Milton S. Hershey Medical Center in Pediatric Orthopaedic Surgery; Cooper Medical Center/University of Medicine and Dentistry of New Jersey in Orthopaedic Traumatology; and Polyclinic Medical Center in General Orthopaedics.
Dr. Avallone is board certified in Orthopaedic Surgery by the American Osteopathic Board of Osteopathic Surgeons. His memberships include: American Osteopathic Association, Pennsylvania Osteopathic Medical Association, American Osteopathic Academy of Orthopaedics, Philadelphia County of Osteopathic Society and Pennsylvania Orthopaedic Society. He is presently the National Board Examiner for the American Board of Osteopathic Medicine, and Editorial Consultant in Orthopaedic Surgery for the Journal of Pennsylvania Osteopathic Medical Association. He serves on the Committee of Orthopaedic Surgery and on the Committee of Sports Medicine of the Pennsylvania Osteopathic Medical Association and is a Membership Committee Member of the American Osteopathic Academy of Orthopedics. Appointed clinical instructors in the Department of Surgery - Division of Orthopedics at The Philadelphia College of Osteopathic Medicine
Affiliated with the Makefield Orthopaedics Associates, Inc., in Yardley, Pennsylvania, Dr. Stollsteimer received his medical degree from Temple University School of Medicine. He completed his internship and residency at Albert Einstein Medical Center in Philadelphia. He subsequently completed a fellowship in shoulder and knee surgery at the Mississippi Sports Medicine Center. Dr. Stollsteimer is a member of the American Academy of Orthopaedic Surgeons, and the Arthroscopy Association of North America. His primary interests are in shoulder instability and rotator cuff dysfunction, as well as knee arthritis, complex knee ligament injuries and meniscus surgery. Dr. Stollsteimer is a frequent instructor at the Arthroscopy Association's Learning Center in Chicago for the advanced knee and shoulder arthroscopy courses.