Board Certified, Dr. Gregg Zimmerman holds a Fellowship in Urologic Oncology from the American Board of Urology. He completed both an Internship in Surgery and a Residency in Urology at the University of Florida. He earned a Doctorate in Medicine from the State University of New York at Stony Brook. In addition to joining the Medical Staff at Hackettstown Regional Medical Center, Dr. Zimmerman is also on staff at Morristown Memorial Hospital and St. Clares Hospital. To schedule an appointment with Dr. Zimmerman, please call (973) 627-0060.