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A Florida native, Dr. Castineira received her medical degree from the Lake Erie College of Osteopathic Medicine in Lakewood Ranch, Florida and completed her gastroenterology fellowship at HCA Healthcare/USF Morsani College of Medicine GME:Largo Medical Center.
Dr. Castineira is an active member of the American Gastroenterology Association, American Association for the Study of Liver Diseases and the American Society for Gastrointestinal Endoscopy. She also had multiple abstracts published in the American Journal of Gastroenterology. Dr. Castineira has presented at a variety of medical conferences and during her residency, participated in multiple volunteer experiences. She speaks English and Spanish.