Holiday Hours

With the exception of Inova hospitals, Inova Emergency Care and Inova-GoHealth Urgent Care, all Inova outpatient offices will be closed for the Thanksgiving holiday – Thursday, Nov. 28. This office will also be closing at noon on Friday, Nov. 29. 

Inova Urology - Fair Oaks
3650 Joseph Siewick Dr #305 Fairfax, VA 22033
Get Directions
Phone: 571-472-0912
Fax: 571-665-6770
Sun Closed
Mon 8:30AM-5:00PM
Tue 8:30AM-5:00PM
Wed 8:30AM-5:00PM
Thu 8:30AM-5:00PM
Fri 8:30AM-5:00PM
Sat Closed
For questions or to schedule a urology appointment, our team is available starting at 8 a.m.

Expert management of all urologic conditions

Inova Urology provides compassionate, patient-centered healthcare and innovative treatments for urologic conditions within our community and beyond. With specialized training, our providers offer thorough evaluation and advanced treatment options for a broad spectrum of genitourinary health issues. Our team is deeply committed to patient care, education, and research, driving advancements in the understanding and treatment of urologic diseases.

Meet our team

Brian DeCastro, MD
Brian J. DeCastro, MD
Specialty
Urology
Years of Experience
22
Robert Hart, MD
Robert R. Hart, MD
Specialty
Urology
Years of Experience
38
Michael Helbig, MD
Michael W. Helbig, MD
Specialty
Urology
Years of Experience
6
Waleed Eisa, MD
Waleed A. Eisa, MD
Specialty
Urology
Clinical Interests
Bladder Cancer, Bladder Problems and Treatment, Cancer, Kidney Cancer, Prostate Cancer, Robotics and Advanced Laparoscopic Surgery, Testicular Cancer, Urolifts
Years of Experience
11
Jonathan Mobley, MD
Jonathan M. Mobley, MD
Specialty
Urology
Clinical Interests
Kidney Cancer, Minimally Invasive Surgery, Prostate Cancer, Robotic Surgery
Years of Experience
23
Roula Dandalides, DNP, FNP
Roula S. Dandalides, DNP, FNP
Specialty
Family Nurse Practitioner

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