Winter weather notice

The National Weather Service Baltimore/Washington has issued a Winter Storm Watch in effect from 7 p.m., January 24 through 7 a.m., January 26.

Stay tuned for the latest updates about delayed openings at inova.org/weather – and stay warm and safe.

Inova Urology - Fair Oaks
3650 Joseph Siewick Dr Ste 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

Inova providers are Inova's premier primary care and specialty physicians and providers, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records. 
Specialty
Urology
Years of Experience
24
Roula Dandalides, DNP, FNP
Roula S. Dandalides, DNP, FNP

Inova providers are Inova's premier primary care and specialty physicians and providers, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records. 
Specialty
Family Nurse Practitioner
Halima Khan, PA
Halima Khan, PA

Inova providers are Inova's premier primary care and specialty physicians and providers, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records. 
Specialty
Physician Assistant
Waleed Eisa, MD
Waleed A. Eisa, MD

Inova providers are Inova's premier primary care and specialty physicians and providers, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records. 
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
13
Jonathan Mobley, MD
Jonathan M. Mobley, MD

Inova providers are Inova's premier primary care and specialty physicians and providers, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records. 
Specialty
Urology
Clinical Interests
Kidney Cancer, Minimally Invasive Surgery, Prostate Cancer, Robotic Surgery
Years of Experience
25
Michael Helbig, MD
Michael W. Helbig, MD

Inova providers are Inova's premier primary care and specialty physicians and providers, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records. 
Specialty
Urology
Years of Experience
8

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