Bob Seigmann
Executive Director
Bob Siegmann is the first Executive Director of Centerstone Health Services, which was founded in April 2019. He is a graduate of Wabash College with an MSW and MBA from Indiana University. He is a certified lean, six sigma black belt.
Siegmann previously served as Senior Vice President of Centerstone of Indiana, where he worked since 1982. In his most recent position there, he managed the psychiatric staff of 22 psychiatrists and APNs. He also led various health and integrated health programs and worked closely with several Federally Qualified Health Centers. He has been recognized by the Indiana Council of Community Mental Health Centers “for outstanding service in the area of integrated care.”
Siegmann directed Solutions Training Institute for 18 years sponsoring more than 90 major events with many of the most noted clinicians of our time. Siegmann has served on many boards, including the Indiana Rural Health Association and HealthLINC health information exchange.
Terrance Grogan, DO FAAFP
Medical Director
Dr. Grogan is the Medical Director of Centerstone Health Services. He supervises our nurse practitioner providers and oversees the medical operations of our clinics.
Dr. Grogan’s career in medicine began in 1996 when he graduated with his Doctor of Osteopathy Degree from the Philadelphia College of Osteopathic Medicine. After that, he completed his internship with Naval Medical Center and Portsmouth Naval Hospital Pensacola.
Dr. Grogan is a distinguished member of the American Society for Pharmacy Law, American Academy of Family Physicians, and the American College of Urgent Care Physicians. He has dedicated his life to delivering quality and compassionate care.
| Casey Brewster | Gregory Marvel |
| Stacy Cary | Lindsay Potts |
| Jonathon Harp | Stephen Pritchard |
| Helen Houle | Lea Ann Robinson |
| Dennis Knoepfler, MD | Anita James Brown |
| Rosie Sherwood |
Centerstone Health Services embraces the health and well-being for all people by providing comprehensive, accessible, quality health care regardless of income to promote wellness and restore health.
Centerstone Health Services inspires and builds healthy lives through superior care, collaboration, education and awareness that improves the overall health status of the community.