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  • About the Provider
  • Education & Board Certification
  • Professional Associations

Academic and Clin​ical Positions ​

Dr. Dillon served as the attending physician at Mount Sinai Medical Center in New York City from 1990 to 2015. He also served as the Associate Clinical Professor of Urology.​

Joined Kelsey-Seybold: January 2016

Awards & Publications

From 2010 to 2014, Dr. Dillon was named Best Physician of the New York Metro Area by Castle Connolly. In 2013 and 2014, he was named by U.S. News &World Report as one of the Best Physicians of New York City. New York Magazine na​med him one of the Best Physicians from 2007 to 2008, and he was named Urology Attending of the Year in 2005 by the Mount Sinai School of Medicine department of Urology.


  • Efrimedes, SC, Dillon RW, et. al “Post Lymphangiography Fine Needle Aspiration of Lymp Nodes of Staging Prostate Cancer.” Journal of Urology. 1979; 122: 465.
  • Weber HN, Dillon RW. Urologic Complications of Pregnancy. “Complications of Pregnancy.” Williams & Wilkins 1990; 536-559.
  • Huan Y, Dillon RW, Unger PD. “Angiomyolipoma of the Bladder.” Archives Of Pathology. 2006; 130 8-89.
  • McCash SJ, Unger PD, Dillon RW. “Undifferentiated Carcinoma of the Renal Pelvic with Osteoclast Like Giant Cells.” APMIS 2010; 118(5) 407-412.

Medical School

  • New York Medical College, New York, N.Y., 1973


  • Mount Sinai School of Medicine, department of Urology, New York, N.Y., 1978

Board Certifications

  • American Board of Urology - Urology

Dr. Dillon is a member of the American Urological Association, the American College of Surgeons and the American Fertility Society.


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