USF Pediatric Neonatology Division

Merlyn Thomas is a family nurse practitioner with more than 20 years of experience in nursing. With strong leadership/management skills and hands-on clinical expertise, she excels in providing compassionate, comprehensive care to patients. Thomas has worked as a family nurse practitioner for at least five years with Tampa General and Palm River Medical Center. Her self-directed approach and resourcefulness also has been utilized as a longtime registered nurse in Tampa General Hospital's emergency room, and transplant, telemetry and medical surgical floors.
Thomas received her Master of Science in nursing from the University of South Florida. Her nursing career started in India, where she earned a master's degree in hospital administration from Mahatma Gandhi University after completing a Bachelor of Science in nursing from the University of Mangalore. She is a member of the Trained Nurses Association of India and the Indian Nurses Association of Central Florida.

Dr. Farrales is a medical graduate of Manila Central University in the Philipines and completed his family practice residency at Howard University Hospital in Washington, D.C. He relocated to Florida after his residency and for over 15 years worked as a hospital-employed physician and a private practitioner in Ocala and Williston prior to joining the Tampa General Medical Group in January of 2013. His experience includes comprehensive, robust family care practice delivery in rural health clinic settings and excellent treatment of patients from all groups and diverse backgrounds. Dr. Farrales is board certified by the American Board of Family Practice and is a member in good standing of the American Academy of Family Physicians.

Dr. Farrales treats patients of all ages.
Dr. Farrales is recognized by the NCQA Diabetes Recognition Program.

Nathan Devabose, M.D., provides patient-centered, compassionate, preventative care to patients while focusing on maintaining overall health. Dr. Devabose is board-certified in Intermal Medicine and a registered physician in vascular interpretation and vascular technology with the American Registry for Diagnostic Medical Sonography (ARDMS). As a primary care physician and a vascular internist, he specializes in stroke, blood clots in veins and arteries, and diabetes, high blood pressure and diseases of the veins and arteries.

Dr. Chain is a board-certified family medicine physician. After graduating from Laurentian University in Ontario, Canada, Dr. Chain attended medical school at St. Matthew's University in Grand Cayman, Cayman Islands. He completed both family medicine and primary care sports medicine residency programs at the University of Connecticut/Saint Francis Hospital and Medical Center, where he served as chief resident.

Dr. Chain is a member of the American Academy of Family Physicians (AAFP), American Medical Society for Sports Medicine (AMSSM) and Connecticut Academy of Family Physicians (CAFP). Previously, he volunteered as a member of the medical professional team for the Boston Marathon and as an assistant coach for the North Bay Down Syndrome Society Special Olympic athletes. Dr. Chain is fluent in both English and French.

Dr. Chain treats patients of all ages.
Dr. Chain is recognized by the NCQA Diabetes Recognition Program.

Dr. Walgampaya is a board-certified internal medicine physician. After completing his undergraduate studies in biology and pre-medicine, Dr. Walgampaya received his medical degree from St. George's University School of Medicine in Grenada, West Indies. He completed his internal medicine residency program at Seton Hall University/St. Michael's Medical Center in Newark, NJ. Previously, Dr. Walgampaya served as a medical director, chief medical officer and coroner, worked in an emergency room, and practiced both traditional and outpatient internal medicine. In his spare time, he enjoys volunteering, reading, traveling, gardening, cycling and running. Treats patients 18 years of age and older.

Dr. Kervin 'Keri' Doctor is a board-certified family medicine physician. After attending the State University of New York to study biology, she received her pre-medical diploma from the University Medical School of Debrecen in Debrecen, Hungary. Dr. Doctor earned her medical degree from the Windsor University School of Medicine in Cayon, St. Kitts. She completed her first year of residency in the LSU Rural Family Medicine Residency Program and the remainder at Cahaba Medical Care Family Medicine Residency Program.

Dr. Doctor has participated in medical mission and international work in India serving rural, tribal and indigent populations and assisting setup of new clinics in these areas. She is a member of several professional organizations including the American Academy of Family Physicians, American Medical Association, Association of American Physicians of Indian Origins and American Medical Women's Association.

Dr. Doctor treats patients of all ages.

Dr. Gadea is a board-certified internal medicine physician. He completed his undergraduate degree in biology at the University of South Florida in Tampa, FL. Dr. Gadea went on to complete his medical degree in osteopathic medicine at Nova-Southeastern College of Osteopathic Medicine in Davie, FL and an internal medicine residency at the Philadelphia College of Osteopathic Medicine in Philadelphia, PA.

Dr. Gadea has practiced as a primary care physician in the Tampa Bay area since 1998, providing care for adult and geriatric patients. For over six years, he served as a medical director for a private/public collaboration between the Florida Agency for Health Care Administration (AHCA) and Pfizer pharmaceutical company leading a disease management program specifically designed to help a large group of patients suffering from chronic medical conditions such as congestive heart failure and diabetes to better understand their medical conditions and health needs in order to better care for themselves and improve their quality of life.

Dr. Gadea's professional interests include individualized diabetes care, hypertension, chronic obstructive pulmonary disease and hyperlipidemia. He focuses on preventive health and patient education, and encourages his patients to take an active part in their healthcare plan.

Dr. Gadea has received numerous 'Patients Choice Awards' and was recently recognized as one of 'America's Best Physicians' by the National Consumer Advisory Board. He is a member of the American Osteopathic Association and has received recognition from the National Committee for Quality Assurance for diabetes care. He is fluent in English and Spanish.

Outside of the office, Dr. Gadea enjoys exercising, fishing and travelling with his family.

Kimberly LaMartin, MD, is a board-certified internal medicine physician. Dr. LaMartin earned her medical degree and completed her internal medicine residency at the University of South Florida in Tampa, Florida.

She has served as an attending physician in several community healthcare programs including the Health Park 30th Street Internal Medicine Resident Clinic and Geriatric Workforce Enforcement Program Clinic.

Dr. LaMartin's health care interests include preventive care. She is a member of the American College of Physicians and American Geriatrics Society.

Dr. LaMartin treats patients 18 years and older.