Foundation Board

Michael Diaz, MD – Board Chair

Michael Diaz, MD – Board ChairDr. Michael Diaz joined Florida Cancer Specialists & Research Institute (FCS) in 2011 and currently serves on the FCS Executive Board and as Director of Patient Advocacy for the practice. Dr. Diaz also serves as Chair of the Florida Cancer Specialists Foundation Board of Directors, which provides non-medical financial assistance to qualified cancer patients in Florida. In addition, he serves on the Board of Directors and as the Immediate Past President for the Florida Society of Clinical Oncology (FLASCO) as well as the FLASCO Director of Patient Advocacy. Dr. Diaz provides leadership on the Board of Directors for Community Oncology Alliance (COA) as President, serving on the Government Affairs and Policy Committee working to champion Medical Oncology Health Care Reform and on the Biosimilars Committee. Dr. Diaz has participated in numerous medical missions to Kingston, Jamaica.

Shelly H. Glenn – Secretary

Shelly H. Glenn – SecretaryAs Chief Marketing & Sales Officer for Florida Cancer Specialists (FCS), Shelly Glenn leads their communications, marketing, community outreach, physician recruitment, meeting planning and referral base management initiatives. Prior to joining FCS in 2012, Shelly was Vice President of Marketing & Sales for Vantage Oncology. Formerly the Chief Administrative Officer for Park ‘N Fly, Shelly previously held positions with increasing responsibilities at The Care Group, Roche Professional Service Centers and Sandoz Nutrition. 


She received a Bachelor of Science degree in Marketing from Lehigh University, as well as a Global Leadership designation from the University of Pennsylvania’s Wharton School. Dedicated to increasing cancer awareness and education, Shelly currently serves on the Board of Directors of the Jack & Jill Late Stage Cancer Foundation, Leukemia & Lymphoma Society Suncoast Chapter Board of Trustees (Former Chair), American Cancer Society’s CEO’s Against Cancer and Marketing Committee (Chair) for the Florida Society of Clinical Oncology (FLASCO). Shelly also was 2013 Co-Chair of American Cancer Society’s Making Strides Against Breast Cancer in Sarasota/Manatee and was named the 2014 Leukemia & Lymphoma Society’s Woman of the Year. 


In addition, she actively participates on the Advisory Committee of Chief Marketing Officer (CMO) Institute, Women of the Tampa Bay Buccaneers (founding member) and was 2018 Tampa Bay Business Journal’s Businesswoman of the Year Finalist. On the personal side, Shelly enjoys spending time with family and friends and traveling.

J. Thomas Uhler – Treasurer

J. Thomas Uhler – TreasurerJ. Thomas Uhler is a founding principal of Uhler and Vertich Financial Planners, an independent firm specializing in comprehensive estate, financial, retirement and investment planning for successful families, and a forty-year veteran of the financial services profession. Uhler is a survivor of both cancer and heart disease. Tom and his wife Linda chaired the 2004 American Heart Association Lee County Heart Ball and co-chaired the 2005 Heart Ball. Uhler was chosen as Hero of the Year 2013 by the Fort Myers News-Press and was nominated in 2014 as a national finalist for the Community Leadership Awards by the Invest in Others Charitable Foundation. 


He has served the United Way of Lee County as board chair, 2011-2012 campaign chair, and 2016-17 campaign co-chair. Uhler serves as Treasurer on the Board of Directors for Florida Cancer Specialists Foundation and serves as board chair of the Southwest Florida Symphony Orchestra. He is an Eagle Scout and a life member of the National Eagle Scout Association. Uhler is proud to have been chosen as a Junior Achievement of Southwest Florida Lee County Business Hall of Fame Laureate in 2010. A resident of Sanibel Island since 1977, Uhler is a member and past president of the Kiwanis Club of Sanibel-Captiva Islands. He was chosen as the Sanibel-Captiva Chamber of Commerce Citizen of the Year in 2011. Uhler is a graduate of Susquehanna University in his native Pennsylvania, with a bachelor’s degree in biological sciences.

Maen Hussein, MD – Board Member

Maen Hussein, MD – Board MemberDr. Hussein currently serves on the Florida Cancer Specialists (FCS) Executive Board as the Physician Director of Finance. He also is on the Board of Directors for the Florida Association of Clinical Oncology (FLASCO). As a cancer researcher, Dr. Hussein has participated in numerous clinical trials and was named the Principal Investigator on a recent lung cancer trial conducted through Florida Cancer Specialists and Sarah Cannon, one of the leading community-based clinical trial organizations in the US. In 2010, he was the recipient of the Leesburg Regional Medical Center Outstanding Achievement Award, Leesburg Regional Medical Center Foundation Hope in Healing Humanitarian Award in 2014 and was named Physician of the Quarter Award at Florida Hospital Waterman. In his spare time, Dr. Hussein enjoys spending quality time with family and friends.

Cory J. Person, Esq. – Board Member

Cory J. Person, Esq. – Board MemberCory J. Person, Esq. is a Shareholder with Hill Ward Henderson, practicing in the firm’s Complex Liability and Labor & Employment practice groups. Cory has extensive experience defending businesses, religious and charitable organizations and individuals in matters arising from claims of premises liability, negligent security, product liability, construction defect, automobile negligence, and claims brought against employers pursuant to Title VII of the Civil Rights Act, Americans With Disabilities Act, Fair Labor Standards Act, Age Discrimination in Employment Act and the Florida Civil Rights Act. 


For the past six years, Cory has served as a Board Member of the Hillsborough County Bar Association (HCBA), and is presently the HCBA 2020-2021 President-Elect. Cory is a past president (two terms) of the George Edgecomb Bar Association (GEBA) and recipient of GEBA’s President’s Award (2012) and Delano S. Stewart Diversity Award (2020). Cory’s service to the Florida Bar includes 6 years on the Florida Bar’s Judicial Nominating Procedures Committee and current service on the Florida Bar Standing Committee on Diversity and Inclusion. 


In addition, Cory is a member of the Defense Research Institute and the invitation-only International Association of Defense Counsel. Cory graduated from Methodist University with a Bachelor of Science, magna cum laude, in Political Science and received his J.D. from the University of North Carolina at Chapel Hill School of Law. During law school, Cory served as president of the UNC Broun National Trial Team and UNC Trial Law Academy and was Managing Editor of the UNC First Amendment Law Review. Prior to law school, Cory served as a non-commissioned officer in the United States Army JAG Corps, stationed at Fort Bragg, North Carolina. Among the awards Cory received for his service are the Meritorious Service Medal, the Army Achievement Medal, and the National Defense Service Medal.

John Shwiner – Board Member

John Shwiner– Board MemberJohn retired from Chevron, as a Retail Business Consultant, after 43 years of employment. He served as President of Crime Stoppers of Palm Beach County for 20 years. John was a member of the American Legion Post in Wellington as Public Relations Officer and Adjutant. In 2015, he became a Patient Support Volunteer at the FCS Wellington facility, then Volunteer Group Lead, and in 2018, became a Member of the FCS Foundation Board of Directors. John is also a volunteer for the Palm Beach County Sheriff’s Office, Community Advisory Group – as Group Lead, teaches High School Seniors “Personal Finance” for Junior Achievement, and is Team Captain for his local Neighborhood Watch Group. John is a Marine Vietnam veteran and received a B.S. and M.A. in Business.

Dr. Cherylle Hayes – Board Member

A Board-certified radiation oncologist with over 20 years’ experience, Dr. Cherylle Hayes is the medical director at North Florida Regional Medical Center, where she was instrumental in the development of a cancer program. She established the first Cyberknife radiosurgery program in North Central Florida and built a physician team with a wide range of oncologic expertise. She has also served as assistant professor at the University of Florida.


Dr. Hayes holds undergraduate degrees in nuclear medicine technology and health physics. She went on to earn her medical degree at Medical College of Georgia, where she completed her residency in radiation oncology. She has specialized interest in breast and gynecologic cancer treatment, cancer survivorship and quality-of-life issues. As a member of the radiation oncology executive committee at Sarah Cannon Research Institute, she worked with physicians around the country to develop clinical pathways for the delivery of radiation oncology. 


Dr. Hayes has served on the boards of many community organizations in Central Florida, including the American Cancer Society, the Advisory Board of Gainesville Health and Fitness and the University of Florida Performing Arts. She is active in numerous local and national professional societies.

Brad Prechtl, MBA – Chairman Emeritus

Brad Prechtl, MBA – Chairman EmeritusAs the Chief Executive Officer of American Oncology Network, LLC (AON), Brad Prechtl is responsible for developing and implementing the organization’s vision, mission and expansion strategy. A highly respected senior healthcare leader, Brad guides the continued growth of AON – while maintaining the highest standards in clinical care. From 2009 to 2020, Brad was the CEO of Florida Cancer Specialists. With more than 30 years of physician practice management experience, Brad spent seven years as CFO and CEO of several PhyCor multi-specialty physician practices, as well as seven years at US Oncology.


During his tenure at US Oncology, Brad served as the Executive Director of Practice Operations for Texas Oncology. In addition, Brad was the President of Crozer Keystone Health Network, a multi-specialty physician group practice, and COO for Physician Oncology Services, a prostate cancer treatment network in Georgia, Indiana and Kentucky. After graduating with a bachelor’s degree in accounting and passing the CPA exam, Brad spent three years as an auditor and consultant at Big 8 firms Arthur Andersen and Coopers and Lybrand, and earned his master of business administration (MBA) from the University of Pittsburgh while working at the University of Pittsburgh Medical Center (UPMC).


Brad is committed to his community and has served as a volunteer with Big Brothers/Big Sisters, as well as Chairman of the Board for the Florida Cancer Specialists Foundation from 2010 to 2018, which provides non-medical financial assistance to qualified cancer patients in Florida. Additionally, Brad served as the 2016 and 2017 Florida Chair of American Cancer Society’s CEO’s Against Cancer, a program of the American Cancer Society. Brad and his wife, Terri, are the parents of four children and his interests include the Pittsburgh Steelers, golf and travel.