Athletic Trainer Bios
Arizona Diamondbacks
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Director of Sports Medicine & Performance

Ken Crenshaw

Ken Crenshaw, 50, is entering his first season as the Director of Sports Medicine and Performance after serving twelve years as the Head Athletic Trainer for the Arizona Diamondbacks. Crenshaw was the head athletic trainer for the Tampa Bay Devil Rays from 2003 to 2005 and served as the assistant athletic trainer for the Rays from 1998-2002. While with the Rays, Crenshaw shared “Major League Baseball Athletic Training Staff of the Year” honors in 2005 and the “Dick Martin Athletic Training Staff of the Year” honors in 2004 with Ron Porterfield. He also served as the organization’s Minor League athletic training and conditioning coordinator for the 1996 and 1997 seasons. Prior to joining Tampa Bay, Crenshaw worked for seven years as a professional athletic trainer, including four years as Minor League conditioning coordinator for the Atlanta Braves from 1992 to 1995. He also served as an athletic trainer in the Pittsburgh Pirates’ farm system from 1989 to 1991, working with affiliates in Princeton, W.Va., and Welland, Ontario. A native of Carrizozo, N.M., Crenshaw received an undergraduate degree in sports medicine from New Mexico State University in 1990. He is a certified member of the NATA and the (NSCA) National Strength & Conditioning Association. In his spare time, Crenshaw coaches youth football, basketball and baseball programs. Crenshaw, his wife, Robyn, and their sons, Wacy, Wyatt, and Dustin, reside in Chandler, AZ.

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Head Athletic Trainer

Ryan DiPanfilo

Ryan DiPanfilo, 33, is entering his first year as the Head Athletic Trainer after serving five years as the Assistant Athletic Trainer for the Diamondbacks. Before joining the Major League staff, DiPanfilo served as the organization’s Minor League Medical Coordinator (2011-2012). Prior to the 2011 season, he was the Head Athletic Trainer for the AA Mobile BayBears (2009-2010), High-A Visalia Oaks (2008), and Rookie Yakima Bears (2007). Prior to joining the Diamondbacks, DiPanfilo earned a bachelor’s degree in athletic training from Springfield College (Springfield, MA) in 2006. He is a certified member of both the NATA and NSCA. A native of Saugus, MA, DiPanfilo now resides in Chandler, AZ with his wife, Kathryn, and daughter, Kelly and son, Rhys. He enjoys coaching youth basketball in his spare time.

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Physical Therapist

Ben Hagar

Ben is entering his 3rd season as the Major League Physical Therapist for the Arizona Diamondbacks. Prior to this, he worked for 5 years in private practice orthopedics and has been a rehab consultant to the Arizona Diamondbacks (2012-2015) and Chicago Cubs (2014-2015). He has been a physical therapy clinical education coordinator/instructor to various doctor of physical therapy students and earned his PRC certification from the Postural Restoration Institute in 2014. He is certified in systemic dry needling and is a certified strength and conditioning specialist through the NSCA. Ben earned his Master’s Degree in Physical Therapy in 2009 and Bachelor’s degree in Kinesiology from California State University, Sacramento in 2007. He currently resides in Chandler, AZ and enjoys golfing, snowboarding, live music and traveling in his free time.