Welcome from the Program Director 

Thank you for your interest in our program. After 20 years as a faculty member I am delighted to be the program director for Mercy Health St. Rita Medical Center’s Family Medicine Residency Program. I can’t speak enough about the positive atmosphere and collegiality that exists at St. Rita’s! We have worked hard to create an environment for you to learn and grow professionally and personally. Our faculty and staff are committed to your success and growth and we look forward to hearing from you and working with you. Mercy Health St Rita’s is thrilled to share our community and hospital culture with you and your family!

Lisa Casey, DO, Director of Family Medicine Residency at St. Rita's Medical Center
Lisa Casey, DO | Program Director

Medical School: Ohio University Heritage College of Osteopathic Medicine
Residency: Firelands Community Hospital

Dr. Casey has been active in graduate medical education as a faculty preceptor and mentor since her early career. She served as curriculum coordinator when she was a faculty member at Mercy Health St. Vincent’s Family Medicine Residency in Toledo, then moved to Pennsylvania and became a faculty member at Conemaugh’s Family Medicine Residency in Johnstown. 


Robert Zukas, DO | Associate Program Director

Medical School: Lake Erie College of Osteopathic Medicine
Residency: St. Anthony Hospital

Dr. Zukas has experience in inpatient and outpatient aspects of primary care. He enjoys taking care of all patients, and strives to get to know them, their values and thoughts on a personal level. He also enjoys working with his patients to accomplish treatment goals. Dr. Zukas particularly enjoys working with patients with chronic diseases like diabetes and high blood pressure, addiction, depression and anxiety and musculoskeletal issues. He uses osteopathic manipulations to improve pain in the neck, back and pelvis. He performs a variety of joint and soft tissue injections. Dr. Zukas and his wife have seven kids. He served a two-year mission for his church in Albania and loves talking about Eastern Europe!

Core Faculty 

Eric Stallkamp, MD
Jo Anna Kauffman, MD
Esther Strahan, PhD

Contact Us

Program Coordinator: Dawn Christman, CMA
Email address: dchristman@mercy.com
Phone: 419-226-9850