Lexington (859) 233-0371

Saratoga (518) 583-7273

Wellington (561) 383-5437


Dr. Bill Gilsenan grew up in suburban New Jersey with plans of becoming a veterinarian starting at an early age. He received his bachelor’s degree in Biology from Washington and Lee University in 2004 and his veterinary degree from the University of Pennsylvania School of Veterinary Medicine in 2008. Following an internship at Colorado State University, he began a large animal internal medicine residency at the New Bolton Center at the University of Pennsylvania. During his residency, he was awarded the William B. Boucher Award for Outstanding Teaching in 2010 and 2011. Dr. Gilsenan became board-certified in large animal internal medicine in 2012. He held a faculty position at the Virginia-Maryland College of Veterinary Medicine until joining the staff at Rood & Riddle Equine Hospital as an internal medicine specialist in 2015. He became a shareholder in the practice in 2020.

Dr. Gilsenan enjoys all aspects of equine internal medicine, emergency medicine and critical care medicine.

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