Neal Davis

Operations Manager

Neal comes from a background in retail management where he managed a West Coast sporting goods store for the last nine years. He is excited to foray into clinical research and use his managerial skills to help the teamwork effectively to better serve our patients. Neal studied business at Central Washington University and lived in…

Director of Clinical Research Operations

Margaret (Maggie) Leal serves as our Director of Clinical Research Operations. She has several years of coordinator experience spanning therapeutic areas but particularly in the field of liver disease, where she assisted Dr. Patil in becoming a top-enrolling NASH research site at DHR Health. She obtained her Bachelors of Science in Chemistry at the University…

President/CEO and Medical Director

Dr. Patil completed her undergraduate education in History and Pre-medical studies at Yale University.  She played on the varsity tennis team during her time there. She then completed her medical degree at St. George’s University School of Medicine in Grenada where she spent two years learning basic sciences abroad and two years of clinical clerkships in…

Graciela Marje, MSN, FNP-BC

Clinical Research Nurse Practitioner

Graciela Marje is a Rio Grande Valley native with 24 years of nursing experience in the field of Gastroenterology. She is a bilingual Family Nurse Practitioner who is excited to join South Texas Research Institute and bring awareness of liver disease and clinical research studies to the citizens of the Rio Grande Valley.