Karen M. Johnson is the Medicare Officer at Health Net, a Centene Corporation company. Ms. Johnson leads the building of business strategies and operations for the Medicare line of business. She has more than 30 years of leadership know-how. This includes her time as Medicare Regional President for WellCare (Arizona, California, Hawaii, Missouri and Washington). In this role, she oversaw finances, network growth and provider relations, among other duties. Johnson is a leader with a proven track record of growing programs and leading teams. These teams aim to improve the health status of at-risk populations. For instance, prior to her role at WellCare, she served as Senior Vice President of Clinical Services at Health Essentials. While in this role, she launched a clinical care model, driven by a home-based supportive care program designed to support high-risk patients and end-of-life care. As an executive with UnitedHealthCare, she worked to drive growth in their government sponsored programs.
Ms. Johnson earned a Bachelor of Science degree in nursing from the University of Michigan and a Juris Doctorate from Michigan State College of Law. She also holds an Executive Certificate from the Wharton School of Business. She has served on the Board of Directors for several organizations, and currently serves on the Board of Boys and Girls Clubs of America and ONEgeneration. She also served on The YWCA, Planned Parenthood, Jack and Jill Foundation, United Way and the American Diabetes Association boards. Ms. Johnson was selected to serve on the board of directors due to her extensive experience in operational leadership roles at healthcare services companies.
Anne M. McGeorge, our Chairman of the Board, has over 35 years of experience providing strategic guidance and operational and financial oversight to health care organizations. Ms. McGeorge has served as an Operating Partner of Havencrest Healthcare, a private equity investment firm specializing in the healthcare industry, since January 2018 and as an adjunct professor at the University of North Carolina’s School of Public Health since August 2005. Ms. McGeorge currently serves on the board of directors and as the chair of the Audit Committee of Magenta Therapeutics (NASDAQ:MGTA), a clinical-stage biotechnology company, and SOC Telemed (NASDAQ:TLMD), a specialty telemedicine company, as well as Nimbus Therapeutics and CitiusTech, both privately-held healthcare companies. Before her retirement in July 2017, Ms. McGeorge served as Managing Partner of Grant Thornton LLP's Health Care Industry Practice from 2006 to July 2017 and as Global Managing Partner for Grant Thornton International's Health Care Industry Practice from 2015 to July 2017. Ms. McGeorge was formerly a partner at Deloitte LLP and Arthur Andersen LLP. Ms. McGeorge was selected to serve on the board of directors due to her significant finance, accounting, and risk management experience.
Mark Pacala brings more than 30 years of general management and private equity experience in healthcare and consumer services companies. He is a senior advisor for several private equity firms and serves on the board of several portfolio companies in the healthcare industry. Earlier in his career, he held leadership roles at Marriott Corporation and Walt Disney Company. Mr. Pacala was also CEO of Forum Group and American Whole Health. He was a general partner at Essex Woodlands Health Venture until 2009 and senior advisor at Oak Hill Capital Partners until 2016, focusing on healthcare investments. Mr. Pacala holds a Bachelor of Arts from Hamilton College and a Master of Business Administration from Harvard Business School.
Mr. Stolper has served as Executive Vice President and Chief Financial Officer of RadNet, Inc., a publicly traded operator of medical diagnostic imaging centers, since July 2004. Before joining RadNet, Mr. Stolper had diverse experiences in investment banking, venture capital investing and operations. He has extensive experience as a board member, including other publicly-traded and privately-held board healthcare companies. Mr. Stolper graduated with a B.A. in Economics from the University of Pennsylvania and a B.S.E. in Finance from the Wharton School. Additionally, Mr. Stolper earned a postgraduate Award in Accounting from the University of California, Los Angeles.
Kim Tzoumakas is the Chief Executive Officer of VytlOne National Pharmacy Services and a member of the board of directors. VytlOne partners with hospitals and health systems to provide pharmacy management services, PBM and 340B optimization. With more than 25 years of strategic and operational leadership experience in the healthcare industry, Kim has extensive experience building high performing corporate cultures and driving business transformation and performance. She has provided strategic, transactional and governance advice to health care providers including serving as a board member to public and private companies. Kim previously served as CEO of RAYUS Radiology, a leading national provider for advanced diagnostic and interventional radiology services and as CEO of 21st Century Oncology, one of the largest integrated cancer care networks in the world.
She holds a Juris Doctor Degree (JD) from Thomas Cooley Law School and a BBA from Northwood University.
Dr. Daniel Virnich joined The Oncology Institute in 2020. As Chief Executive Officer, Dr. Virnich believes in focusing on clinician and teammate culture as a key to driving great oncology care and the best patient outcomes.
Before joining The Oncology Institute, Dr. Virnich was the President of DaVita Medical Group, Florida. In that role, Dr. Virnich managed a full-risk medical group and IPA with over 1,400 teammates and clinicians accountable for over 92,000 Medicare Advantage members. Prior to running HCP’s Florida Market, Dr. Virnich was Senior Vice President of Operations for Healthcare Partners in Southern California.
Earlier in his career, he was the Chief Medical Officer for Team Health’s Acute Care services division. Dr. Virnich received his BA and MD from the University of Chicago and his MBA from Northwestern University. He completed his residency in Internal Medicine at UCLA and is a Fellow of the American College of Healthcare Executives.