Past Fellows
Recent Graduates – 2025
Radhika Pillai, MD

Scholarly Projects:
- Arterial Stiffness in People with Cystic Fibrosis with and without Diabetes in an Ethnically Diverse Cystic Fibrosis Center- ongoing study
- Characterization of Obesity and Overweight in Patients with Cystic Fibrosis in an Ethnically Diverse Cystic Fibrosis Center- Quality Improvement.
- Prevalence of Overweight and Obesity in a Largely Hispanic Cystic Fibrosis Center. 2025 manuscript in submission process
- Pediatric Endocrinology Pre-consultation Exchange of Pediatric Oncology Survivorship Patients| Mentor: Dr. Gary Francis
Presentations & Teaching:
- May 9, 2025 for Department of Pediatrics Grand Rounds at UT Health San Antonio Understanding Bone Health in Children
- PESTOLA March 30, 2023 at LSOM Research Symposium May 2023: Transition from Insulin to Oral Sulfonylurea in 14 year old Male with Neonatal Diabetes
- Feb, 2023 PESTOLA and May 2023 at UT Pediatric Research Forum: 21 year old Male with Ataxia Telangiectasia with Insulin Resistant Diabetes and Hypertriglyceridemia
- June 2023 ADA, San Diego: Role of Ethnicity in Weight Gain After 12 months Elexacaftor-Tezacaftor-Ivacaftor in Children with Cystic Fibrosis
- April 2024 PESTOLA presentation, April 2024 Bi-National Obesity and Metabolic Symposium poster and June 2024 ADA poster: Prevalence of Overweight/Obesity in a Large Hispanic Pediatric Cystic Fibrosis Center. March 2024 LSOM Research Symposium * (Best Poster Award)
- May 2024 LSOM QI Poster: Childhood Cancer Survivors: A Quality Improvement Initiative.
- September 2024 NACFC Presentation: Prevalence of overweight/obesity in a largely Hispanic adult population with cystic fibrosis
- March 26, 2025, LSOM Research Symposium and April 2025 PESTOLA presentation: New Onset Seizure in a 14 month old male with Ketotic Hypoglycemia Found to have Two Heterozygous Variants of GYS2
- April 2025 PESTOLA Poster: Prevalence of Overweight/Obesity in a Largely Hispanic Cystic Fibrosis Center.
- May 2024 PES Fellows Retreat, Chicago, IL * PES Travel Award: A Challenging Thyroid Case.
- May 2024 LSOM Research Forum: Prevalence of Overweight/Obesity in a Largely Hispanic Cystic Fibrosis Center * Received Outstanding Oral Presentation Award, 3rd place
- Hematology/Oncology Tumor Board, February 2025 MRI conference/Tumor Board presentation: Patient with suspected tumor induced osteomalacia
- Tumor board, September 2024 presentation: Extensive metastatic papillary thyroid cancer, with 3-month trial of TKI pre-adjunctive therapy with selpercatinib prior to thyroidectomy and debulking surgery
- MRI conference, July 2024 presentation: Patient with concerns for AVP deficiency secondary to LCH;
- LSOM Teaching Lectures
- April 25, 2025: Five-year-old with MEN2
- February 7, 2025: Brain Lung Thyroid Syndrome
- December 13, 2024: Ehlers Danlos Syndrome and Hypoglycemia,
- October 4, 2024, Journal Club: Pubertal Hormone Replacement in Males with Hypogonadotropic Hypogonadism
- September 20, 2024: Type 1 Diabetes Mellitus overview for residents
- September 6, 2024: Childhood Osteoporosis
- August 2, 2024: Growth Attenuation Therapy
- March 15, 2024: Disorders of Sexual Development: Utility of AMH as a Biomarker
- February 2, 2024: Role of Baricitinib in Preserving Beta Cell Function in Newly Diagnosed Type 1 Diabetes
- January 5, 2024 Journal Club: Seventeen-year-old with Hypothyroidism and Full Body Stiffening,
- April 21, 2023, Journal Club: Safety and Efficacy of Weekly Growth Hormone Therapy
- November 18, 2022, Journal Club: With Sprinkles on Top: Efficacy of Hydrocortisone Granules in Treating Adrenal Insufficiency
- Pre-Fellowship Research Experience:
- Annamalai R; Khan M; Gogu S; Kaushik R. (2021, May). Electronic Screening for Social Determinants of Health (SDOH) and Self Referral to Social Work (SW) During COVID-19 Poster presented at: Pediatric Academic Societies; San Antonio, TX.
- Kanwar, K., Khan, M., Howe, L., Lovely, R.. (2018, April). Association Between External Forearm Dimensions and Internal Ulnar Nerve Space at the Elbow Poster presented at: Experimental Biology 2018; San Diego, CA.
- Khan, M,T., Khan, M, I., Kanwar, K., Howe, L., Lovely, R.. (2018, April). Surface Projection of Cubital Tunnel: Cadaver Study Poster presented at: Experimental Biology 2018; San Diego, CA.
- Pillai RB, Nugent K, Wolfe AD, Voeller J. Acute right arm swelling in a 6-month-old girl. Peds in Review. In press. Cohen, EF, Pillai, RB, Hatley, RM, and Bajaj, M. Prenatal diagnosis and perinatal management of a bilateral anterior congenital diaphragmatic hernia. Lung India. 2019; 36(4): 361-363.
- Patel, RB and Webb, NC. The Influence of Georgia’s Quality Rated system on school readiness in preschool children. J Ga Public Health Assoc. 2016; 6(2 Suppl): 231 – 235.
Mahwish Khan, DO

Scholarly Projects:
- Feasibility and Tolerability of Continuous Glucose Monitoring in Youth with Acute Lymphoblastic Leukemia Pilot study: Manuscript complete
- TRENDY study Multicenter Study –abstract poster, manuscript submitted ADA 2024
- Development of a Diabetes Database -CTSA funded bioinformatics project in collaboration with Metro Health
- Geomapping of New onset T1 and T2 Diabetes in San Antonio and relationship to SDoH
Presentations & Teaching:
- MS1 Overview of Pediatric Diabetes
- MS3 Pediatric Endocrinology Clerkship lecture
- PESTOLA 2023 and Pediatrics Research Day 2023: 21 Year old Male with Ataxia Telangiectasia with Insulin Resistant Diabetes and Hypertriglyceridemia
- Transition from Insulin to Oral Sulfonylurea in 14 year old male with Neonatal Diabetes – PESTOLA 2023 and UT Research Day 2023: Trends of Diabetes in Youth during COVID-19 across the United States
- SSPR February 2024 Abstract: Characteristics of New Onset Pediatric Type 1 and 2 Diabetes in San Antonio from 2019 to 2021
- PESTOLA 2024 and Bi-National Obesity and Metabolic Symposium 2024 San Antonio Regional Differences in the Incidence of Type 1 vs. Type 2 Pediatric Diabetes
- Pediatrics Research Day 2024 3-Year-Old Male with Acute Lymphoblastic Leukemia and Severe Persistent Hypoglycemia –
- LSOM Research Day 2025 and PESTOLA 2025 Feasibility and Tolerability of Continuous Glucose Monitoring in Youth with Acute Lymphoblastic Leukemia –
- Pre-Fellowship Research Experience:
- Annamalai R; Khan M; Gogu S; Kaushik R. (2021, May). Electronic Screening for Social Determinants of Health (SDOH) and Self Referral to Social Work (SW) During COVID-19 Poster presented at: Pediatric Academic Societies; San Antonio, TX.
- Kanwar, K., Khan, M., Howe, L., Lovely, R.. (2018, April). Association Between External Forearm Dimensions and Internal Ulnar Nerve Space at the Elbow Poster presented at: Experimental Biology 2018; San Diego, CA.
- Khan, M,T., Khan, M, I., Kanwar, K., Howe, L., Lovely, R.. (2018, April). Surface Projection of Cubital Tunnel: Cadaver Study Poster presented at: Experimental Biology 2018; San Diego, CA.
Past Fellows:
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




