Board of Directors

Dr. Tatum graduated from the University of Texas Health Science Center Houston in 1979. After completing his residency in obstetrics and gynecology at Baylor University Medical Center Dallas in 1983, Dr. Tatum began his gynecology practice in Fort Worth. Dr. Tatum began his medical career as a self-employed physician in a solo medical practice over 30 years ago after completing his residency and internship.  He is a member of the Texas Medical Association, the Tarrant County Medical Association and is a diplomat of the American College of Obstetrics and Gynecology (board-certified). He is also an active member of the American Board of Obstetrics and Gynecology (ACOG), the winner of the Patients’ Choice 5th Anniversary Award and honored with the Compassion Doctor Recognition Award.

Dr. Averbeck joined HealthPartners in 1992 as a practicing internist and is now responsible for HealthPartners primary care practice overseeing 350 physicians, nurse practitioners, and physician assistants at 29 primary care clinics, 14 urgent care sites, 5 occupational health sites, and 7 work‐site clinics. She maintains a clinical practice in geriatrics.

Dr. Averbeck earned a bachelor’s degree at St. Olaf College in Northfield, MN, and earned her Doctor of Medicine from the University of Minnesota Medical School. She is a clinical assistant professor in the school’s Department of Medicine, a board member and past chair of Minnesota Community Measurement, board vice‐chair of the Institute for Clinical Systems Improvement and has served as chair of the Quality Council of the American Medical Group Association. In 2010, the Minneapolis/St. Paul Business Journal recognized her with a Women in Business Industry Leader Award.

He has also previously served as managing director, Enterprise and Government Ventures, at UnityPoint Health. In addition to serving as vice president of accountable care at UnityPoint Health Partners, he also led the population heath initiatives across the UnityPoint Health system.

Through the end of 2014, Mr. Sharp served as the chief executive officer of Quincy Medical Group, a 140-physician/provider multispecialty group comprised of 33 specialties in Quincy, Illinois.  Quincy Medical Group was recognized by AMGA in 2014 as a top performer in both physician and employee satisfaction.

Prior to his work at Quincy Medical Group, he held various prior positions with The Iowa Clinic, P.C. over an 11-year period, including Chief Operating Officer.

Mr. Sharp has received many honors throughout his career and recently was recognized by Modern Healthcare as one of 12 Up & Comers under 40 years old from across the United States.  He is a guest lecturer at the University of Iowa MHA Program, and his work has been cited in various trade journals including Inside Health Policy, Modern Healthcare, HealthLeaders, Hospital & Health Networks, Group Practice Journal, and Becker’s Hospital Review.

Mr. Sharp has also served locally in various capacities including the Great River Economic Development Foundation, Chamber of Commerce, School Board member, and various fundraising initiatives.

Mr. Sharp is a Fellow in the American College of Healthcare Executives and a Certified Medical Practice Executive.   He holds a Master’s degree in hospital and health administration from the University of Iowa and a Bachelor of business administration in finance from Iowa State University.

Revere Health has actively participated in the CMS ACO programs since 2012—initially MSSP, then Next Generation ACOs in 2018, Global Direct Contracting Entity in 2022, and the REACH program in 2023. Revere’s ACO has been a consistent top performer among the CMS cohort groups for six consecutive years, providing improved health outcomes and lowering the actual total costs of care by over 43% from 2015 to 2020.

Scott lives in Salem, Utah, and has been in the healthcare industry for 28 years. He originally was the associate director for the nonprofit community health centers located in Salt Lake County and has spent the past 25 years in private group practice management. He holds a B.S. in accounting and an M.B.A. in healthcare administration. He is adjunct faculty for the University of Utah M.H.A. program

Before joining St. Elizabeth Physicians in February 2012, Jake’s career has seen him serve in hospital and medical group operational leadership roles for Mercyhealth in Janesville, WI, and Mercy Clinic in Springfield, MO.

Jake earned his Bachelor of Science degree in business administration from Florida Southern College and his Master’s Degree in healthcare administration from the University of Minnesota. He is a fellow of both the American College of Medical Practice Executives and the American College of Healthcare Executives. He serves as the chairperson for the Board of Directors of AMGA Voice, the only political action committee dedicated to representing the views of multispecialty medical groups and integrated health systems. He is an active participant in the AMGA COO/CAO Leadership Council and served as its chair from 2017 to 2019.

Jake serves his community as a leader in several positions with the local Boy Scouts, serving on his college alma mater’s alumni association board of directors, and coaching youth lacrosse.

He obtained his Bachelor of Science degree from Oglethorpe University, Doctor of Medicine from the University of South Florida, and completed his residency at the University of Florida.  He is a member of the AMGA’s Public Policy Committee, CEO Council, and Independent Medical Group Council and has participated in Annual Conferences, IQL conferences, and Capitol Hill Day.  He has spoken at regional, state and national meetings on a variety of subjects, including population health, integrated health systems, leadership development, physician recruitment, and the COVID-19 pandemic. 

He and his wife have four children and reside in Gainesville, Florida.

A synergist, Dr. Grey brings her unique skill of being able to unite disparate groups to provide an exceptional outcome to all areas of her work. She led the clinical rollout of virtual visits during the initial phase of the COVID-19 pandemic across CommonSpirit’s 21 states, launching in 21 days and resulting in over 2.7 million ambulatory virtual visits so far since the start of the pandemic.

She has always had a passion for ambulatory leadership, starting first as a medical informaticist, rolling out ambulatory EHRs in the early to mid-2000s, followed by leading healthcare quality at her organization as an associate medical director, and eventually leading a group of 850 physicians and advanced practice providers across 2 states and 3 counties as the regional medical director for WellSpan Health. She then took a role with CHI Memorial in Chattanooga, TN, as president of the CHI Memorial Medical Group, a team of approximately 200 physicians, before being recruited to her current role with CommonSpirit, CHI’s parent company. With a background in systems transformation, informatics, medical group leadership, and healthcare quality, she notes that a common thread needed to fundamentally change U.S. health care is the involvement of physician and advanced practice provider leaders to help design those changes to ensure sustainability.

She graduated from the University of Maryland School of Medicine and completed her residency in internal medicine. She has achieved the distinction of fellow of the American College of Physicians and obtained her M.B.A. from the Richard J. Bolte School of Business at Mount Saint Mary’s University. Her passion for leadership extends to the community, where she is currently serving as president of the Chattanooga Hamilton County Medical Society and can also be found mentoring young healthcare professionals as they begin their journeys into management

He oversees the development and achievement of strategic goals for clinical service lines, innovative clinical care programs, and medical staff expansion and engagement which includes the independent and employed physicians within Henry Ford Medical Group (over 1,500 physicians) and Allegiance Medical Group (200 providers). Working the system Chief Academic Officer, he ensures the success of the system research and educational enterprise and its alignment with the clinical programs. Additionally, Dr. Munkarah provides oversight for the health system’s population health and accountable care strategies.

Prior to his current position as Chief Clinical Officer, Dr. Munkarah has served in many leadership roles throughout his professional career including director of the gynecologic oncology division at Karmanos cancer Center, chairman of the department of Women’s Health in the Henry Ford Medical Group, Chairman of the Board of Governors for the Henry Ford Medical Group and Chief Medical Officer of Henry Ford Hospital and Medical Group.

Dr. Munkarah is a board-certified gynecologic oncologist with a prolific career as clinician, researcher and educator. He is a professor of obstetrics and gynecology at Wayne State University and Michigan State University. He has authored more than 165 articles and book chapters. He has served as a visiting professor and invited lecturer at national and international meetings. Among his many honors and awards, Dr. Munkarah has received Patterson Chair in Gynecologic Cancer Research, Best Doctors in America, APGO Excellence in Teaching Award, Clark Kirkman award as Surgical educator, Lebanese Society of Obstetrics and Gynecology International Achievement Award, and repeatedly named one of the Top Doctors by HOUR Detroit Magazine in the area of Gynecology Oncology.

Dr. Munkarah is a fellow of the American College of Obstetrics and Gynecology, the American College of Surgeons, and the Felix Rutledge Society, a member of many professional societies including the Society of Gynecologic Oncologists, the American Society of Clinical Oncology, the American Association of Cancer Research, and the American Medical Association. He has been engaged with AMGA through multiple venues, attending the annual and the large group meetings (in person and recently virtual), being part of CMO and then CEO council and presenting in various platforms.

A graduate of the American University of Beirut in Lebanon, Dr. Munkarah received his Doctor of Medicine with Distinction in 1985. He completed residency training in Internal Medicine in 1988 and Obstetrics and Gynecology in 1992 at Wayne State University, and fellowship training in Natural Immunity and Gynecologic Oncology at the University of Texas MD Anderson Cancer Center in 1995.

She joined AMGA because it was obvious to her that their mission and values are aligned, and that AMGA is in a class by itself in terms of promoting and advocating for the group practice model and value-based healthcare. Her experience with AMGA has included serving as chair of the CMO Council, participating as a member of the Public Policy Committee and Capitol Hill Day, participating with the Large Group Council and the Women in Leadership Council, as well as regularly attending and participating in annual conferences and IQL conferences.

Since 1998 she has practiced as an OB/GYN in High Point, NC, and now serves as chief medical officer for the Wake Forest Health Network, Atrium Health Wake Forest Baptist, having previously served as the CMO for Cornerstone Health Care, winner of the 2015 Acclaim Award. Her multispecialty group has 450 physicians and advanced practice providers located in over 100 community settings across central North Carolina. When Cornerstone Health Care was acquired by Wake Forest, they brought their expertise in value-based care and population health to the organization and continue to lead the way in care model transformation. Wake Forest joined the Atrium Health family in November 2021 and Elisabeth is now working with enterprise leaders to expand this expertise across the larger organization