Want to serve on the Alumni Society board? Please contact medicinealum@usf.edu for more information or fill out an interest form.

Phillip Matar, MD, MBA was elected to the USF Health Morsani College of Medicine Alumni Society Board in 2020. He completed his pediatric residency at the University of South Florida, while concurrently obtaining his Master of Business Administration. Following residency, Dr. Matar practiced at the Johns Hopkins All Children’s Hospital Emergency Center, where he was Chairman of the Urgent Care Committee. He also advised the Triage and Development/Education Committees.
As an entrepreneur, Dr. Matar has founded two companies, both in 2017. KinderDoc, LLC is a telemedicine company devoted to pediatric patients. PoolKnight, LLC, co-founded with a physician colleague, is a company that, in collaboration with an engineer at Lockheed Martin, has developed a state-of-the-art drowning prevention device. Dr. Matar serves as a Medical Consultant for the Florida Department of Health and sits on the Medical Advisory Boards for PhykenTech, Inc, an Orlando-based tech firm integrating virtual reality into healthcare, and GaliDerm, Inc, a Palm Beach-based advanced medical skincare company. He is also a member of the American Telemedicine Association.
Chair-ElectDr. Hough-Telford is a native of the Tampa Bay area. She received her undergraduate degree from the University of Florida in 2006 and her medical degree from the USF Health Morsani College of Medicine in 2010. She completed a pediatrics residency at the University of Alabama, Birmingham (UAB), where she also was chief resident. She then trained for two years at UAB as a pediatric infectious disease fellow, where she researched vaccine hesitancy and congenital cytomegalovirus. After completing her fellowship, Dr. Hough-Telford moved back to Tampa and worked in private practice as a general pediatrician for several years. While currently on sabbatical, she volunteers her time with local schools and remains active with the American Academy of Pediatrics.

Dr. Henderson-Jackson is an Associate Member of the Department of Anatomic Pathology at Moffitt Cancer Center. She completed her Bachelor’s degree at the University of South Carolina. She received her Doctor of Medicine at the Medical University of South Carolina in Charleston. She completed her pathology residency training at the University of South Florida/Moffitt Cancer Center (USF/MCC) and a surgical oncologic pathology fellowship and cytopathology fellowship. Clinically, she focuses on soft tissue and bone sarcomas as well as breast pathology and cytopathology. She is the Program Director for the USF AP/CP pathology residency program. As a clinical educator, she is passionate and constantly involved in the education of students, residents, fellows, and clinicians.
Vignesh Doraiswamy, MD '15Dr. Doraiswamy is a graduate of the USF Health Morsani College of Medicine's Class of 2015. He finished his Med-Peds residency and was Med-Peds Chief Resident at Penn State Health and completed master’s in biomedical education at Ohio State University, where he currently serves as an associate professor of medicine and pediatrics. He practices as a Med-Peds hospitalist and is an associate program director for the Med-Peds residency at Ohio State and Nationwide Children's Hospital. He is honored to represent fellow alumni and give back to the Morsani College of Medicine community.
Jennifer Fredericks MD '07, Emergency Medicine '10Dr. Fredericks is a proud graduate of the USF Health Morsani College of Medicine in 2007 and emergency medicine residency in 2010. After graduation, she began working at Bayfront Hospital for Emergency Physicians of St. Petersburg. At Bayfront, she is the medical director of the emergency department and chair of Emergency and Trauma Services. She has stayed active with the college by volunteering with the ASSIST Program and acts as a Doctoring Clinical Experience preceptor. Additionally, as a collaborative assistant professor with the Department of Medical Education, she shares her passion for practicing medicine and lessons from patient experiences with her medical students in Doctoring 2. She enjoys staying involved with her fellow alumni and was a Class Champion for the Alumni Weekend 2022. She looks forward to her continued involvement and future outreach with alumni and students through the Medicine Alumni Society Board of Directors.
Brian Garby, MD ‘79A native of St. Petersburg, Dr. Garby graduated from Emory University in 1976 with a B.A. in French and is a MCOM Alumnus of the class of 1979. He completed an Internal Medicine residency at the University of Kentucky and the University of South Florida, and an Emergency Medicine residency at Wake Forest/Bowman Gray School of Medicine. From 1984 to 2020, he worked full-time in Emergency Medicine at Sarasota Memorial Hospital, serving as Department Chair and teaching Florida State University medical students and residents. In 2015, he was the first emergency medicine physician to receive the Outstanding Faculty Teaching Award from Florida State University. Retired since 2020, he enjoys his 2 kids and 2 grandkids that live in Tampa, as well as reading history, anything French including white Burgundy, studying classical guitar, volunteer work at the Salvation Army, and cave diving.
Christopher George, MD ‘76Dr. Christopher George earned a Bachelor of Science degree from the University of Florida and a Master of Science in Biochemistry from the University of South Florida. He graduated from the USF Morsani College of Medicine in 1976 and was inducted into Alpha Omega Alpha Honor Medical Society.
He completed his residency in Internal Medicine and fellowship in Hematology and Medical Oncology at Letterman Hospital in San Francisco, California, in 1981. Dr. George returned to Tampa in 1986 and most recently served patients through Florida Cancer Specialists until his retirement in late 2025
A longtime supporter of the College of Medicine, Dr. George looks forward to continuing to support and give back to the College through his service on the Alumni Society Board.
Thomas Alex John, MD ‘03Dr John grew up in Dade City, Florida, and attended Tampa Catholic High School. He then graduated Summa Cum Laude from Rollins College in Winter Park, Florida, with a Bachelors of Science degree in Biology. He is a proud graduate from the USF Health Morsani College of Medicine in 2003. Dr John completed his Internal Medicine Residency I 2006, and Gastroenterology and Hepatology Fellowship in 2009, at the University of Florida Shands Hospital in Gainesville.
Dr John moved back to Dade City in 2009 to join his father (Gastroenterology) and sister (Internal Medicine) at their private practice in Zephyrhills. After his father’s retirement, he joined AdventHealth Medical Group in Zephyrhills in 2021. Dr John served as Chief of Staff from 2021-2022 at AdventHealth Dade City Hospital. He completed a Physician Team Leadership Program through AdventHealth and Harvard Business Publishing in 2022. Dr John currently works at AdventHealth Zephyrhills Hospital, AdventHealth Dade City Hospital, and AdventHealth Gastroenterology Clinic in Zephyrhills. He enjoys spending time with his wife, son, and daughter, and traveling.
Ron Kennedy, MD ’79, Pathology ’83Dr. Kennedy is an MCOM 1979 alum and was inducted into AOA. He completed residency training in Anatomic and Clinical Pathology at TGH and other USF-affiliated hospitals serving as Chief Resident in 1983. After 10 years at Bayfront Medical Center in St. Petersburg, FL, he joined Quest Diagnostics working in New Jersey. He retired from Quest Diagnostics as their Senior Director of National Medical Quality in March 2019. Upon returning to Tampa, he has devoted most of his spare time volunteering for activities with USF—serving on our MCOM Alumni Society Board, as Group Lead for the USF LGBTQ Alumni Society, and precepts two groups of first-year medical students in Doctoring 1.
Ward Longbottom, MD ’87, Anesthesiology ‘91Dr. Longbottom graduated magna cum laude with a BA in chemistry in 1983, earned his MD with the class of 1987, and completed his residency in anesthesia as chief resident in 1991, all at USF. After residency, he joined Unicom Anesthesia Associates in Tampa, where he has been in private practice for the past 30 years as a partner. He has held numerous leadership positions while in practice including being the past president of Unicom Anesthesia Associates, director of cardiac and orthopedic anesthesia services at AdventHealth Tampa, an executive board member of Greater Florida Anesthesiologists, and director of anesthesia services at the TGH/USF Health Endoscopy and Surgery Center. His areas of interest include cardiac and outpatient anesthesia.
In 2013 and 2023 he obtained board certification and recertification in advanced perioperative echocardiography and has performed research in the use of regional anesthesia to improve acute pain management for outpatient general, orthopedic, and breast cancer surgery patients. Dr. Longbottom currently practices at AdventHealth Tampa as part of the cardiac anesthesia team. He is married to his wife of 32 years, Sherry, and has two sons, Gregory (graduate of Lewis and Clark Law School) and Brian (recent graduate of USF Health Morsani College of Medicine now completing a general surgery residency at the University of Iowa)
Dr. Moriah Moffitt, Plastic Surgery ‘00Dr. Moffitt is a native of Ohio and earned her medical degree at The Ohio State University in 1994. She completed a residency in plastic surgery at the USF Health Morsani College of Medicine in 2000. Following her residency, she opened a private plastic surgery practice in South Tampa and began working two days a week at the CWY Bay Pines VA Healthcare System. For the last 26 years Dr. Moffitt has enjoyed practicing plastic surgery in this blended environment. She holds a Collaborative Faculty appointment at the USF MCOM as an Assistant Professor in the Department of Plastic Surgery and as an Assistant Professor of Plastic Surgery at the University of Central Florida College of Medicine. She taught Doctoring 3 at USF MCOM during the 2025-2026 academic year. Dr. Moffitt interacts with residents and students almost daily in her blended practice and is passionate about medical education and mentoring.
Roshni Ranjit-Reeves ,MD ‘13, Ophthalmology ‘17Dr. Ranjit-Reeves—widely known as “Dr. Rosh”—is a proud triple University of South Florida alumna, earning her BS and BA from USF, and her MD from the USF Health Morsani College of Medicine. She completed her ophthalmology residency at USF and went on to a competitive ASOPRS fellowship in Oculofacial Plastic and Reconstructive Surgery at Duke University. A double board-certified oculoplastic surgeon, Dr. Rosh is the founder of the Oculofacial Surgery and Cosmetic Laser Institute in Tampa. She specializes in laser-assisted eyelid surgery, Mohs reconstruction, and facial rejuvenation, with a focus on natural results for all skin types. She has served as an Assistant Consulting Professor at Duke and is deeply committed to education and mentorship in the surgical field. Dr. Rosh has been honored as a Top Doc, a Woman on the Move, and most recently, a Woman to Watch for her innovation in medicine and leadership as a female entrepreneur. She lives in Tampa with her husband, Dr. Corey Reeves, and their two young children. She is thrilled to serve on the USF MCOM Alumni Board and give back to the university that launched her journey.
Peter Rivera, MD ‘09Dr. Rivera was born in Puerto Rico and moved to Tampa when he was four years old. He graduated summa cum laude with a BS in Chemical Engineering in 2005 and received his MD in 2009, both at USF. He went on to Wake Forest University, where he completed his residency in Anesthesiology followed by a fellowship in Cardiothoracic Anesthesiology. He is a dual board diplomate of the American Board of Anesthesia as well as a diplomate of the National Board of Echocardiography.
Dr. Rivera joined Unicom Anesthesia Associates in Tampa following his fellowship, where he practices clinically in cardiac, general and regional anesthesiology. During his tenure he has held hospital leadership roles including Section Head of Cardiac Anesthesia, Vice Chief of Anesthesia and Chief of Anesthesia within AdventHealth. He has spent time in regional medical leadership, serving as a System Regional Medical Director within Envision Health. He has also devoted time to Executive leadership, having served as a member of the Executive Committee of Unicom Anesthesia Associates and as Board President for Greater Florida Anesthesiologists.
Dr. Rivera completed his MBA with Focus in Medical Management summa cum laude from the University of Massachusetts in 2021. He is also a proud graduate of the Certified Physician Executive program awarded through the AAPL, the Florida Hospital (now AdventHealth) Leadership Academy and the Sheridan (now Envision) Leaders Development program. Dr. Rivera is privileged to now support the Morsani College of Medicine and its alumni by serving on the Alumni Society Board.

Dr. Gregory and Mrs. Carolyn Nicolosi were actively involved in establishing the Morsani College of Medicine Alumni Society. Over the years, they have been instrumental in developing the alumni program by providing background on students and faculty. Dr. Greg Nicolosi is an emeriti professor from USF and former Executive Associate Vice President - Health Services. Dr. Nicolosi is also an alumnus of USF, graduating with an MBA in 1983. Mrs. Nicolosi is the former Assistant Dean for Student Affairs for the College of Medicine. Both are currently retired and live in St. Pete Beach. Dr. Nicolosi remains involved with other USF Health activities including piping the student procession in the White Coat ceremonies for the MD and DPT programs.

Dr. Specter established the MCOM Student Affairs Scholarship and supports other areas of MCOM as well as WUSF and USF at large. Dr. Specter joined the USF medical faculty in 1979 as assistant professor of medical microbiology and immunology. He became a full professor in 1991. Dr. Specter has served the medical college as secretary of the Faculty Council, chair of college committees on space allocation; appointment, promotion and tenure; and curriculum. He was appointed co-director of curriculum and medical education in 1997, then associate dean for pre-clinical education in 1998, he was appointed associate dean for student affairs in 2001. In 2014, Steve became associate dean for alumni relations, and he retired from USF in 2018.