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Upper extremity and hand/wrist injuries and disorders.

Clinical Team

Freddy Purnell, PA-C

Freddy PurnellFreddy is a board-certified Physician Assistant with experience treating patients with many different orthopedic conditions. Originally from the Eastern Shore of MD, Freddy completed his Bachelor of Science at Salisbury University majoring in Athletic Training. He worked as an athletic trainer for 10 years with the Baltimore Ravens and then Virginia Tech athletics before obtaining his Masters in Physician Assistant Studies from Eastern Virginia Medical School.

Freddy joined Town Center Orthopedics in 2021 and works directly with Dr. David R. Miller, specializing in the treatment of patients with Hand/Wrist and Upper Extremity injuries and disorders. When he is not in the office, he loves to watch sports, workout, cook and spend time with his family. He currently resides in Leesburg, VA with his wife, daughter and rescue dog.

Occupational Therapist

Sarah Dehnbostel, OTR/L

SarahSarah joined Town Center Orthopeadic Associates in February of 2017. She received her Bachelor’s degree in Health Sciences from James Madison University in 2014 and her Masters of Science in Occupational Therapy from Shenandoah University in 2016. Sarah has practiced OT in various settings, including pediatrics in the school system, and home health. Sarah is a member of both the Virginia Occupational Therapy Association and the American Occupational Therapy Association.

In her free time, Sarah enjoys cheering on the Washington National’s, participating in triathlons, and playing with her dog.

Alyse DePaola

Alyse DePaola

Alyse is a board-certified Athletic Trainer coming to Town Center Orthopedic Associates after completing an Athletic Training Residency program at Palmetto Health-USC Orthopedic Center in Columbia, South Carolina. Alyse is originally from New Jersey and got her Bachelor of Science in Athletic Training from Duquesne University where she also competed on the women’s track and field team. She went on to get her Masters of Kinesiology at Augusta University. While in Augusta, she worked as a graduate assistant athletic trainer with women’s basketball and club team sports.

Alyse works directly with Dr. David Miller, specializing in the treatment of upper extremity injuries and disorders.

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  • Town Center Orthopaedic Associates
  • American Society for Surgery of the Hand
  • American Academy of Orthopaedic Surgeons
  • Washingtonian Top Doctor 2021
  • Washingtonian Top Doctor 2022
  • Northern Virginia Magazine 2022
  • Fairfax Surgical Center
  • Reston Hospital Center