Office Hours: Monday - Friday 8:00 a.m. - 5:00 p.m. Saturday 8:30 a.m. - 1:30 p.m.

Phones are turned on from 8:30 a.m. - 4:30 p.m. with the exception of 12:30 p.m. - 1:30 p.m. for lunch

Lab Hours: Monday - Friday 8:15 a.m.- 4:00 p.m.

Effective May 25th - August 31st there will be no Saturday office hours.


A New Kind of Health

Other providers at Sterling Family Practice

Elizabeth Zapp, MD


Board Certification(s)

Family Medicine


United States Navy
Family Practitioner


Undergraduate School

University of Delaware


Medical School

Jefferson Medical College

"One of the better doctor's offices I've ever been to.  Dr. Elizabeth Zapp was helpful and listened, which is so important when you go to a doctor concerned.  She was nice and caring ." - Katie B

Areas of Expertise

Preventive Health           Functional medicine

Chronic Illness

Institute of Functional Medicine Certified Practitioner

Hospitals Affiliated With

Inova Loudoun Hospital Center




Dr. Elizabeth Zapp received her undergraduate degree from University of Delaware and her Doctor of Medicine from Jefferson Medical College.  She served in the US Navy as a Family Practitioner.  She has been with Sterling Family Practice since 2005.  She enjoys promoting health and wellness through traditional and functional medicine principles.  Outside of work she enjoys an active lifestyle with her 3 children and husband.


Sterling Family Practice


21135 Whitfield Place

Suite 107,

Sterling, Virginia 20165

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