BOARD OF DIRECTORS

Brian Coleman, MD, President

Dr. Brian Coleman is a board-certified, fellowship-trained, renowned orthopedic surgeon. He has a distinguished career spanning over two decades. Dr. Coleman attended Indiana University School of Medicine. He completed his residency at Howard University Hospital and further honed his expertise through a fellowship at Baylor College of Medicine in Houston, Texas. Dr. Coleman is a leading expert in foot and ankle surgery, sports medicine, fracture repair, gait analysis, and Regenerative Medicine. He is passionate about staying at the forefront of his field, consistently incorporating the latest advancements to deliver exceptional outcomes for his patients. 

Most recently, Dr. Coleman was voted one of the Top Medical Professionals in South Florida by Legacy Magazine in 2023. Perhaps his greatest appointment to date is being chosen as the Medical Director of the Wellington Sports Academy, a multi-million-dollar project, arguably one of the largest projects in the history of Palm Beach County, opening in the fall of 2025.

Kitonga Kiminyo, MD, Vice President

Dr. Kitonga Kiminyo is a board-certified Infectious Disease Physician affiliated with multiple hospitals in the area, including Baptist Health Bethesda Hospital East & West and HCA Florida JFK Hospital. He is originally from Nairobi, Kenya. He left at the age of seventeen to attend the University of Iowa, where he attained his Bachelor of Science in Biology and a minor in African American Studies. He subsequently attended the Howard University College of Medicine, earning his medical degree in 1997 and stayed in the metro Washington, D.C. area for both his Internal Medicine residency and Infectious Diseases fellowship training at the Medstar Washington Hospital Center program.

 

Arlene Taylor, MD, Treasurer

Arlene Taylor, DO, Secretary; Affiliation: North Palm Family Practice, Palm Beach Gardens, FL

Dr. Arlene Taylor is Board Certified in Family Medicine and has been practicing for 15 years. Dr. Taylor is as an associate Clinical Professor for Nova Southeastern University College of Osteopathic Medicine where she teaches both medical students and residents. Dr. Taylor sits on the Palm Beach Gardens Medical Center Utilization Medical Committee. She is member of the American Osteopathic Association, The American College of Osteopathic Physicians, The American Medical Association, The Florida Osteopathic Medical Association, the Palm Beach Medical Society and the T. Leroy Jefferson Medical Society.

Catherine Lowe, MD, Secretary

Dr. Catherine Lowe is a board-certified Ophthalmologist in private practice in Palm Beach Gardens. Born and raised in Belle Glade, Dr. Lowe is one of the founding members of TLJMS, helping to re-establish the organization in the early 1990’s after the organization went quiescent.

She has been practicing medicine for more than 40 years. For many years, Dr. Lowe has taken an active role in health and medical issues on the state and local levels. She is a community service powerhouse, frequently serving as a child advocate, mentoring young students, as well as encouraging and nurturing young, talented visual and performing artists throughout the county. Dr. Lowe believes that children are our future, and we have to invest in them if we expect them to have a better way of life.

Flora Bentsi-Enchill, DMD, Chaplain

Dr. Flora Bentsi-Enchill graduated from the University of Louisville Dental School a decade ago with honors. She graduated Magna cum laude from the undergraduate program and was a valedictorian. Since then she has practiced dentistry in the corporate, private and public health sectors and has gained tremendous experience in all aspects of general and cosmetic dentistry. Her patients affectionately call her Dr. Flora.

She built her practice on one philosophy: helping and teaching patients to love being at the dental office. She is flipping the script on what most people think of the dentist. Taking time to get to know her patients is of utmost importance to her. She believes in giving back and therefore volunteers with the T Leroy Jefferson Medical Society and the Florida Department of Health's mobile dental unit. She is a member of the International Dental Implant Association, American Dental Association, Florida Dental Association, and Atlantic Coast District Dental Association.

Dr. Michael J.L Smith, Parliamentarian

Dr. Michael J.L. Smith is a Doctor of Public Health with a focus on Epidemiology & Biostatistics and clinical training in Cardiopulmonary Science. He works as an Adjunct Professor at UCF College of Medicine, facilitating sessions for medical students and serving as a liaison to the Office of the President. He also directs the Health Leaders Summer Academy, a program for high-performing high school students. His work emphasizes recruitment, retention, and mentorship of a diverse student and faculty body, promoting justice and equity through enhanced collaborations and outreach. He is a member of the T. Leroy Jefferson Medical Society and has worked with Congresswoman Lois Frankel on the COVID-19 Task Force.

Roger L. Duncan, MD, III, Youth Services Committee Chair & Past-President

A Board-Certified Anesthesiologist, Dr. Roger Duncan has been practicing in Palm Beach County for 20 years. Dr. Duncan has served on several area medical and philanthropic Boards including, the Palm Beach County Medical Society.

He has had a long history of serving citizens in his local community, particularly the medically neglected and socio-economically disadvantaged. Dr. Duncan currently serves TLJMS as board president, historian and community outreach chair. He also serves as committee chair for the TLJMS Healthcare and Science Stars of Tomorrow Career Symposium and Dream Big Career Day. These initiatives, under his guidance, have significantly impacted the lives of thousands of students across Palm Beach, Okeechobee, and Martin Counties.

Dr. Duncan likes to say, “Many have come before me and endured unbelievable hardship to afford me opportunities and I have a duty to help others behind me.”

Colette Brown-Graham, MD, Scholarship Committee Chair

Dr. Colette Brown-Graham is a board-certified gynecologist with over two decades of experience in the West Palm Beach area. A graduate of Duke and Harvard, she has a strong academic background and is skilled in robotic surgery. Committed to community involvement, Dr. Brown-Graham is a past president of TLJ Medical Society, and serves on various boards and mentors young students. She chairs the TLJMS Science of Success and Scholarship programs and co-chairs the TLJMS Moms with Monitors program. Beyond her professional accomplishments, she enjoys a fulfilling personal life with her family.

 

Monica Walker, MD, Board Member At-Large

Dr. Monica Walker, T. Leroy Jefferson Medical Society (TLJMS) Membership Chair, is a board-certified physician specializing in Family Medicine who is currently in private practice in Riviera Beach. Dr. Walker is one of the founding members of TLJMS, helping to re-establish the organization in the early 1990’s after the organization went quiescent.

She has been a very active member of TLJMS and most recently oversaw the production of our 2020 Business Guide. Dr. Walker also provides support with our youth development and health & wellness programming. Dr. Walker is also one of four physicians who helped to implement a reorganization and resurgence of TLJMS in 1990.

Mr. Grant Johnson, Finance Committee Chair

Grant Johnson is a Financial Advisor with Merrill Lynch Wealth Management and has been in the financial services industry since 2004. Mr. Johnson is the son of a physician, retired pathologist Dr. Gordon Johnson. Grant began his career on the floor of the New York Mercantile Exchange and has traded financial instruments in the U.S. and Europe. He is a graduate of the Wharton School of the University of Pennsylvania, with a B.S. degree in Economics with concentrations in Finance and Legal Studies. Mr. Johnson has served on the Financial Committee for several years with TLJMS.

Patricia Sherron-Burks, MD, Board Member at-Large and Past President

Dr. Patricia Sherron recently retired, but before that she had practiced pediatric cardiology since 1985 in Texas, California and Florida. For seven years she was Director of Pediatric Cardiology for Cigna Health Plans of Southern California. Dr. Sherron has developed a pediatric weight loss program in the West Palm Beach area and is an active member of the T. Leroy Jefferson Medical Society, serving as co-chair of the Moms with Monitors blood pressure program and chair of the Speaker’s Bureau.

Shenetria Moore, Member at-large

Shenetria Moore is our corporate board member from Vitas Healthcare.  She is highly community connected wirh various organizations such as Delta Sigma Theta WPB Alumnae Chapter- Health Chair, National Coilation of 100 Black Women- WPB Chapter. She has her own marketing, advertising and publishing company SHE Holdings LLC and non-ptofit Shas Community Initiatives,  Inc. Her signature publication Project12 highlights positive black male leadership in PBC and Broward County County. Shenetria is also a US Army Veteran.

Karl Michel, DPM, Board Member at-Large

Dr. Karl Michel is an active practicing Foot and Ankle Surgeon at Genesis Foot and Ankle Institute, Inc. He is affiliated with Good Samaritan Medical Center, JFK Medical Center where he is also involved in residency education and training. Dr. Michel is a member of Delta Delta Lambda Chapter of Alpha Phi Alpha Fraternity, Inc. He is also a member in good standing of the American Podiatric Medical Association and the Florida Podiatric Medical Association. As a board member of TLJMS, he is currently serving as Health Education Chair.

Tiffany N. McCalla, MD, Immediate Past President

Dr. Tiffany N. McCalla is a board-certified Emergency Medicine Physician at Good Samaritan Hospital.

She provides care for adult and pediatric patients with acute illnesses or injuries that require immediate medical attention. In addition, she is an advocate of health care in the community and was one of the founding members of a New York sexual assault response team providing compassionate and focused care to survivors of sexual assault which led to an increase in local rape convictions. She has traveled domestically and internationally providing medical care to adults and children with limited access to care. Dr. McCalla has also served previously as TLJMS Membership Committee Co-Chair.

 

STAFF

Laurel Dalton, Executive Director

Laurel Dalton serves as Executive Director for T. Leroy Jefferson Medical Society. Dalton originally joined the organization in 2014 and boasts more than a decade of leadership with nonprofit organizations. She has a certificate in nonprofit management from UNLV and she has also served as the Director of Operations for a Federally Qualified Health Center (FQHC) in Nevada. Ms. Dalton holds a BA in Journalism and a Master's degree in Business Administration.