Leadership & Staff

Greg Worsowicz

Gregory Worsowicz, M.D., MBA

Medical Director

Dr. Worsowicz became the Chairman of the Department of Physical Medicine and Rehabilitation at the University of Missouri, and Medical Director of Rusk Rehabilitation Center in 2002. He oversees the clinical, educational, and research programs offered at the Rusk Rehabilitation Center. His clinical and research interests include developing post-acute rehabilitation programs, healthcare policy, and geriatric rehabilitation. He feels that the healthcare team at Rusk is prepared to face the future challenges of our healthcare system.
Andy Larson

Andy Larson

Director of Marketing Operations, RN

Andy joined Rusk in September 2012 as Director of Marketing Operations. He earned a bachelor’s degree in nursing from the University of Missouri Columbia and worked as a nurse at Rusk after graduation. He also comes to Rusk with over ten years of sales and marketing experience in the pharmaceutical and medical device/biologics industry. “As a prior nurse at Rusk I have had the privilege to be a part of the amazing work that happens here in helping patients after a life changing event, I’m excited to be returning in a new role promoting this unique facility.”
Robin Prater

Robin Prater

Director of Human Resources

Robin joined Rusk Rehabilitation Center in 1997 when Rusk became a Joint Venture of HealthSouth and the University of Missouri. She earned her bachelor's degree in Business Administration from Columbia College and has worked in the Columbia healthcare community for more than 25 years.
Mary Schnell

Mary Schnell, MSN, RN

Director of Quality Assurance and Risk Management

Mary joined Rusk Rehabilitation Center in December 2011. She has a master's degree in Health Care Leadership from the University Of Missouri Sinclair School Of Nursing.  Mary’s clinical background includes specialty areas of trauma, medical- surgical nursing, behavioral health, and leadership skills.  Her experience with CMS and Joint Commission surveys will provide an in-house resource for staff and peers. She is excited to bring her experience and knowledge of evidence based practice to the Rusk patient population and staff.
Carrie Scott

Carrie Scott


Carrie joined Rusk in May 2013 as controller/CFO. She earned a bachelor’s degree in business management from the University of Missouri-Columbia and has worked in finance for 11 years. She comes to Rusk with over eight years of management and healthcare experience. Carrie is excited to join her passion for finance with the facility’s passion for superior patient care and outcomes. She believes that regardless of the challenges facing the healthcare community today, Rusk will continue to be a leader in rehabilitation.
Amy Terezopolus

Amy Terzopoulos, LPN, MSW, LCSW

Director of Case Management

Amy joined Rusk in 2011 as director of case management. She obtained her bachelor’s degree in Political Science from Stephens College and her master’s in Social Work from the University of Missouri Columbia. She comes to Rusk with six years of acute care case management experience. Amy’s enthusiasm for her role at Rusk comes from working with a team of experts who are dedicated to making miracles happen.