9420 Key West Avenue
Suite 420
Rockville, Maryland 20850
Office Hours
Monday - Friday: 8:00 a.m. – 4:00 p.m.
Telephone Hours
Monday - Friday: 8:00 a.m. – 4:30 p.m.
Languages Spoken:


Justin E. Fang, M.D.

Justin E. Fang


Benign Prostatic Hyperplasia/BPH, General Urology, Kidney Stones, Minimally Invasive Surgery, Robotic surgery, UroLift, Urologic Cancers, Vasectomy

Gary S. Friedlander, M.D.

Gary S. Friedlander


Benign Prostatic Hyperplasia/BPH, Erectile Dysfunction, General Urology, Kidney Stones, Penile Prosthesis, UroLift, Urologic Cancers, Vasectomy

Ellen Goldmark, M.D.

Ellen Goldmark


Benign Prostatic Hyperplasia/BPH, Female Urology, General Urology, Kidney Stones, UroLift, Vasectomy, Voiding dysfunction

Michael Isaacson, M.D.

Michael Isaacson


Benign Prostatic Hyperplasia/BPH, Cryotherapy, Female Urology, General Urology, Minimally Invasive Surgery, Prostate Cancer, Robotic surgery, Vasectomy

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Appointments & Information

*If this is an emergency, please call 911 immediately.

Please provide your email address and phone number and a Chesapeake Urology representative will contact you shortly to assist with your question or issue.

Monday–Friday, 8:30 a.m. to 4:30 p.m.

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