Benton Yee Ng, MD

Dr. Winesett is a pediatric gastroenterologist at Johns Hopkins All Children’s. She sees patients in the gastroenterology office in Ocala and the Outpatient Care Centers in Tampa and Wesley Chapel. She has practiced pediatric gastroenterology in the Tampa Bay area for more than two decades. Her clinical interests include inflammatory bowel disease, feeding problems, eosinophilic esophagitis, and celiac disease. Dr. Winesett earned her medical degree from the University of South Florida Morsani College of Medicine in Tampa. She completed her pediatric residency at USF/All Children’s Hospital, followed by a fellowship in pediatric gastroenterology and nutrition at Vanderbilt University.

Dr. Foxworthy is a hematologist-oncologist in the Johns Hopkins All Children’s Cancer and Blood Disorders Institute. She joined the hospital staff in 2024. She sees patients at the hospital’s main campus in St. Petersburg, Florida, and at Outpatient Care, Tampa. She earned her medical degree from Mercer University School of Medicine in Macon, Georgia. She completed her internship and residency in pediatrics at University of Alabama at Birmingham, followed by a fellowship in pediatric hematology-oncology at University of Alabama at Birmingham. She also earned her Master of Science in Public Health with a concentration in outcomes research from University of Alabama at Birmingham School of Public Health.

Dr. Ayala is the director of the Hemophilia and Bleeding Disorders Treatment Center at Johns Hopkins All Children's Hospital. She also is the hematology leader of the Young Women Bleeding Disorders/Menorrhagia Clinic, which focuses on a multidisciplinary approach to bleeding symptoms in girls and young women. Dr. Ayala also is involved in the Immune Dysregulation Clinic, which evaluates patients with autoimmune cytopenias in a multidisciplinary approach. Dr. Ayala joined the hospital in 2000. She was the chair of the Division of Hematology/Oncology between 2013-2017 and also served as interim director for the division between 2015-2016. Dr. Ayala's research experience includes multicenter national and international projects. Dr. Ayala received her medical degree from the University of Puerto Rico School of Medicine, her residency training at the San Juan City Hospital in Puerto Rico and her fellowship training at the Emory University School of Medicine Division of Pediatric Hematology/Oncology. Dr. Ayala is a member of the American Society of Pediatric Hematology/Oncology and the Hemophilia and Thrombosis Research Society.