Meet Our Management Team

Management Team

The Management Team; from left Nadine Thoumi, Sarah Donahue, Caitlin Maged


CaitlinCaitlin Maged, Director of Administration

Caitlin is the smiling funny gal at the front desk, but know she has her finger on the pulse of all activity coming and going from BioMechanic Physical Therapy. You may have already known Caitlin since she has been our Lead Tech and Pilates instructor for several years before she took the promotion to Director of Administration. Caitlin works hard to keep your appointments with your favorite therapist flowing and working for you. She is the person to go to for scheduling, general questions, and is also the Assistant to the owner, Dr. Lisa Allen, PT. If you don’t know whom to call – call Caitlin and she will be able to direct you.


Nadine ThoumiNadine Thoumi, Director of Finance

Nadine brings many years of finance and accounting experience to BioMechanic Physical Therapy. She controls all accounts, both receivable and payable. Nadine is the person you call for help with your account and your insurance. She may be contacted through our main phone number at 703-723-7726.


Dr. Sarah DonahueDr. Sarah Donahue, Director of Physical Therapy

Dr. Donahue is the organizing force for the 6 physical therapists here at BioMechanic Physical Therapy. Besides providing clinical care herself, she ensures quality of care, therapist continuing education, in-house education programs, and is a resource for both therapists and patients. For more information on Sarah, see her therapist page on our website here.