Gary C. Zigenfus, MS, PT
National Therapy Director / Senior Vice President
Gary Zigenfus joined the company in 1990 and is the founder of the physical therapy (PT) program at Concentra Inc.. With more than 30 years of experience in the PT arena, he now oversees all aspects of our physical therapy practice as it continues to become one of the preeminent programs in the country.
Mr. Zigenfus is a sought-after speaker for his innovative views on the benefits of dynamic early intervention and evidence-based medicine in physical therapy. He is a published author and has held several adjunct professor positions at universities across the country. As a result, he is widely recognized as a thought leader for the entire PT industry.
Mr. Zigenfus earned an MS degree in physical therapy from Duke University and a BA from Trenton State College. He is a member of the Orthopedic Section of the American Physical Therapy Association.
John A. Levene, MSPT, OCS
Vice President, Therapy Services
John Levene offers more than 20 years of experience as a physical therapist, with a specialty in outpatient orthopedics. Through his speaking engagements and authored articles, he has become a sought-after leader in the area of evaluation, treatment, and management of a diverse range of musculoskeletal conditions of the upper extremity, lower extremity, and spine.
As vice president of therapy services for Concentra's Atlantic region, Mr. Levene is responsible for the management of 154 centers and 185 therapists in the Northeast, Southeast, and Midwest regions of the United States.
Mr. Levene earned a BS degree from the College of St. Scholastica and an MS degree in biomechanics and motor control from the University of Wisconsin-Milwaukee. He is a member of the Orthopedic Section of the American Physical Therapy Association (APTA) and is an Orthopedic Certified Specialist (OCS) through APTA's program. He is also an adjunct faculty for the School of Physical Therapy at Marquette University in Milwaukee, Wisconsin.