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Physicians

Physician Assistants

Christopher J. Catullo, PA-C

Christopher J. Catullo, PA-C

Mr. Catullo is board certified by the National Commission of Certification of Physician Assistants (NCCPA) and is licensed to practice in the Commonwealth of Virginia. He is also a member of the American Association of Physician Assistants (AAPA) which is the national organization for Physician Assistants.

Mr. Catullo received his undergraduate degree from Duquesne University in Pittsburgh, Pennsylvania where he earned his B.S. in Health Sciences. He also did his physician assistant training at Duquesne University as well and received his Masters of Physician Assistant in August of 2005. During his time at Duquesne he was active in Alpha Phi Omega a national service fraternity which is dedicated to performing volunteer work for the community and the school.

Mr Catullo enjoys running, playing soccer and hiking.


Christopher Nathaniel, ATC

Christopher Nathaniel, ATC

Mr. Nathaniel is board certified by the Board of Certification for Athletic Trainers and the National Academy of Sports Medicine as a Performance Enhancement Specialist.  He is licensed to practice in the Commonwealth of Virginia. He is also a member of the National Athletic Trainers’ Association (NATA).

Mr. Nathaniel is a native of Northern Virginia.  He completed his undergraduate training at Shanandoah University in Winchester, Virginia, where he earned his M.S. in Athletic Training. After completing his training, he returned to Northern Virginia.  He has worked as an athletic trainer for Loudoun and Fairfax public schools covering various sports including football, soccer, baseball, softball and lacrosse.

Mr. Nathantiel enjoys lacrosse, cycling and snow boarding.