Meet Our Board
Together Health Network is a physician-led organization with a physician majority board. Our board members are passionate, knowledgeable, and experienced in population health management and value-based contracting.
Bruce Benderoff, DO, Family Practice, Romeo Plank Medical Center
Dr. Benderoff is the physician administrator at Cornerstone Romeo Plank Medical Center. He is a member of the American Osteopathic Association, Osteopathic General Practitioners of Michigan, Michigan Association of Osteopathic Physicians and Surgeons, American Academy of Family Physicians, American College of Osteopathic Family Physicians, and Texas College of Osteopathic Medicine Alumni Association.
Randall Bickle, DO, JD, CEO and Medical Director of Olympia Medical Services
Dr. Bickle is the CEO and Medical Director of Olympia Medical Services, a 500-physician organization based in Livonia, Michigan that provides management services for insurance products its doctors are involved with, especially managed care. Dr. Bickle continues to teach residents and students from medical schools and hospitals across Michigan.
Rob Casalou, President and CEO, Southeast Michigan Region, Saint Joseph Mercy Health System; and Vice Chair, Together Health Network Board
Mr. Casalou previously served as president of Providence Park Hospital. He currently serves as chairperson and member on the board of multiple community organizations including Metro Detroit American Heart Association, Make-A-Wish Foundation of Michigan, Michigan Health and Hospital Association, Washtenaw Health Initiative, and Ann Arbor/Ypsilanti Chamber Board.
Dorothy “Dottie” Deremo, RN, MSN, MHSA, FACHE Principal Partner, The Deremo Group and Executive Emeritus, Hospice of Michigan
Ms. Deremo is recognized nationally and internationally as an author, consultant, entrepreneur, health care public policy expert, and influential leader. Previously, she served as president and CEO of Hospice of Michigan (HOM), and was founding president and CEO of the Hospice of Michigan Institute, Hospice of Michigan Foundation, and HOM’s national nonprofit subsidiary company, At Home Support™.
Paul Lange MD, Borgess Medical Group, Clinical Dyad Leader
Dr. Lange is an internist in Kalamazoo, who received his medical degree from Michigan State University College of Human Medicine. He has 28 years of experience in specialties that include Pulmonary Disease and Critical Care Medicine. Dr. Lange serves as Chief Medical Officer for Gift of Life Michigan and is a staff physician with both Borgess Medical Center and Oaklawn Hospital. In addition he currently serves as Clinical Professor at Western Michigan University’s Department of Medicine.
Scott Eathorne, MD, President and CEO of Together Health Network
Dr. Eathorne is a family and athletic medicine physician. Prior to joining Together Health Network, he was the president of Partners in Care and St. John Providence, and medical director for the Providence Medical Group. Dr. Eathorne has been actively involved in healthcare transformation, as a clinician and physician leader, focusing on the Patient Centered Medical Home model, successful integration of enabling technologies and development of care management services to improve population health.
Dr. William Edgar, MD, Linden Family Medicine
Dr. Edgar is a family physician practicing in Linden, Michigan. He earned his undergraduate degree at the University of Michigan and graduated from Northwestern University’s Feinberg School of Medicine. Dr. Edgar is a legacy member of Genesys Physician Health Organization and also serves on the staff at Genesys Regional Medical Center in Grand Blanc. In addition, he is the current Chairman of Genesys’ Department of Family, co-chair of their Credentialing Committee and chairs the Multidisciplinary Robotic Surgery Governance Committee.
Gwen MacKenzie, Senior Vice President, Ascension Health and Michigan Market Leader; Chair, Together Health Network Board
Trained as an oncology nurse and advanced practice nurse practitioner, Ms. MacKenzie provides strategic and operational leadership at Ascension Health. She has served as COO at Detroit Medical Center and CEO of Sarasota Memorial Health Care System where she was named one of “100 Leaders of Great Hospitals” by Becker’s Hospital Review in 2013. Ms. MacKenzie is a University of Michigan graduate in health services administration and also received her master’s degree in Nursing from the University of California.
Imad Mansoor, MD, Chief Medical Officer of Oakland Physician Network Services, Inc. (OPNS); Saint Joseph Mercy Oakland Hospital Staff Member
Dr. Mansoor is an internist with more than 40 years of diverse medical experience. His practice in Bloomfield Hills is affiliated with a number of local health systems. As medical director for OPNS he helps to provide financial and quality analysis and reporting services that assist member physicians in delivering higher quality care and managing costs for more than 15 health care plans.
Patrick McGuire, CFO, Ascension Michigan and Executive Vice President, St. John Providence Health System
Since joining St. John Providence Health System in 1986, Mr. McGuire has played a pivotal role in transforming a one-hospital system with a narrow geographic presence, into a five-hospital, diversified health enterprise spanning five counties in southeast Michigan. He is responsible for financial leadership of the $2 billion health system which is the largest component of Ascension Health. Mr. McGuire received both undergraduate and graduate business degrees from the University of Michigan and has been a Michigan CPA since 1984.
William Oppat, MD, Vascular Surgery, Comprehensive Vascular Care, and St. John Providence Hospital Staff Member
Dr. Oppat is board certified in both general surgery and vascular surgery. He is the Associate Program Director of General Surgery at St. John Providence Hospital. He is also the Program Director in Vascular Surgery and the Chief of Vascular Surgery in the Marian and Michael Ilitch Department of Surgery at the Wayne State University School of Medicine.
Paul Valenstein, MD, Clinical Pathologist, IHA; President of the Saint Joseph Mercy Health Partners Clinically Integrated Network
Dr. Valenstein is president of Joseph Mercy Health Partners Clinically Integrated Network, which houses 750 physicians and three hospitals, and oversees risk-based contracting for approximately 60,000 members. He also serves on the board of directors for Integrated Health Associates and as chief operating officer for Michigan Co-tenancy Laboratories. He has degrees from Harvard, University of Illinois and Duke University.
David Van Winkle, MD, Medical Director, Affinia Health Network
Dr. Van Winkle is a family practice physician in Grand Haven, Michigan who received his medical degree from Wayne State University. In 2006, his practice was selected as one of 36 practices in TransforMed’s National Demonstration Project for the Patient Centered Medical Home model. Dr. Van Winkle is also Medical Director at Lakeshore Health Network and West Michigan Regional Clinically Integrated Network; Mercy Health Staff Member. He is affiliated with multiple west Michigan hospitals in the Trinity Health system and has been in practicing for over two decades.
Blair Bowman, Proprietor, Suburban Collection Showplace, Diamond Conference Center and Hyatt Place Hotel in Novi, Michigan
Mr. Bowman previously served as chairman of the board, board of trustees for St. John Providence Health System West Region Hospital overseeing Providence Hospital Southfield, Providence Park Hospital Novi and Brighton Hospital. He serves on the board of directors of the Detroit Metro Convention & Visitors Bureau and serves as a member of the executive committee. Mr. Bowman has been very active in the Novi community.
Paul Harkaway, MD, Chief Accountable Care Development Officer, Trinity Health
A leader in clinical integration and population health management, Dr. Harkaway was instrumental in the development and construction of Trinity Health’s Clinically Integrated Networks and Accountable Care Organizations. He has spent more than 25 years caring for patients with pulmonary disease and critical illness at St. Joseph Mercy Hospital in Ann Arbor, MI and been involved in medical management and leadership in several capacities. He also served as president of the Huron Valley Physician Association for over 10 years.
David A Spahlinger MD, Executive Vice Dean for Clinical Affairs, Univeristy of Michigan Medical School
Dr. Spahlinger has served U-M Medical School as senior associate dean for clinical affairs, and from 1997-2015 he was executive director of the faculty group practice (the U-M Medical Group). He is a clinical professor of internal medicine who oversees all activities of a clinical enterprise. Dr. Spahlinger has also established two ACOs. The Pioneer ACO involved the collaboration of more than 1,800 U-M and Integrated Health Associates (IHA) physicians caring for over 24,000 Medicare fee-for-service patients. In addition, he helped to create the Physician Organization of Michigan (POM) ACO, in partnership with 11 physician groups (including the U-M physician group) across the lower peninsula of Michigan. This affiliation contains more than 5,700 physicians serving over 120,000 Medicare fee-for-service beneficiaries in 22 counties.