Past Fellows
Past Fellows: 2010 – Current
Catherine “Katie” Kerr, MD
Pediatric Endocrinology Fellowship, UT Health San Antonio, 2022
Employment: Adjunct Clinical Faculty, UT Health San Antonio, 2023-2024
Private Practice, Pediatric Endocrinologist; Augusta, GA
Sareh Cavazos, MD
Pediatric Endocrinology Fellowship, UT Health San Antonio, 2020-2021
Employment: Parsi Pediatrics, General Pediatrician
Research Interests: Infant and childhood nutrition obesity
Sanjeet “Sonny” Sandhu, DO
Pediatric Endocrinology Fellowship, UT Health San Antonio, 2017-2020
Employment: Private Practice, El Paso, TX
Research Interests: Fatty Liver Disease, NAFLD
Asaad Elbashir, MD
Pediatric Endocrinology Fellowship, UT Health San Antonio, 2015 – 2018
Employment: Specialist, Private Practice, Valley Children’s Hospital, Madera, California
Research Interests: Type 1 diabetes in children; global health
Elia Nila Escaname, MD
Pediatric Endocrinology Fellowship, UT Health San Antonio, 2014 – 2017
Employment: Assistant Professor of Pediatrics, Division of Pediatric Endocrinology and Diabetes at the UT Health San Antonio
Research Interests: Diabetes
Jessica Hutchins, MD
Pediatric Endocrinology Fellowship, UT Health San Antonio, 2013-2016
Employment: Private Practice, Pediatric Endocrinologist, Atlanta, GA
Research Interests: Type 2 diabetes in children; Management of childhood obesity; Effects of maternal obesity and gestational diabetes on fetus
Mark Hamaker, MD
Pediatric Endocrinology Fellowship, UT Health San Antonio, 2012-2015
Employment: Assistant Professor in the Department of Pediatrics at the University of Utah School of Medicine, Salt Lake City, UT
Research Interests: Curriculum Development for Resident and Fellowship Training; Diabetes and the metabolic syndrome
Ana Paez, MD
Pediatric Endocrinology Fellowship, UT Health San Antonio, 2010-2013
Employment: Pediatric Endocrinologist, Children’s Diabetes and Endocrine Center of South Texas, Driscoll Children’s Hospital, Corpus Christi, TX
Research Interests: Diagnosis, management, and long-term outcomes in patients with pediatric hypertension; cardiovascular complications of Diabetes Mellitus; Diabetes education and community resources
Maria “Sukie” Rayas, MD
Pediatric Endocrinology Fellowship, UT Health San Antonio, 2010-2013
Employment: Pediatric Endocrinologist, Assistant Professor, and Associate Program Director, University Hospital/ UT Health San Antonio Pediatric Endocrinology Fellowship, San Antonio, Texas
Research Interests: Cystic Fibrosis
Division of Endocrinology & Diabetes


