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Faculty

For further information about clinical team members, please visit the RCHSD Pediatric Endocrinology.


​Michael Gottschalk, MD, PhD

Clinical Professor of Pediatrics
Chief, Division of Pediatric Endocrinology
Vice Chair for Clinical Affairs
Associate Director, Pediatric Diabetes Research Center

Academic Interests
Clinical trials related to diabetes mellitus in children, including studies on the immunomodulation of type 1 diabetes, biomarkers of type 1 diabetes mellitus, pharmacologic treatment of type 2 diabetes mellitus and behavioral modification of obese adolescents at risk for type 2 diabetes mellitus; novel agents in the treatment of children with growth hormone deficiency. 

​Maike Sander, MD

Professor of Pediatrics and Cellular Molecular Medicine
Director, Pediatric Diabetes Research Center
Co-Director, Center on Diabetes in the Institute of Engineering in Medicine

Academic Interests
Understanding the molecular mechanisms that underlie the formation and function of insulin-producing beta cells in the pancreas, which are affected in diabetes; disease modeling for diabetes using pluripotent stem cells; metabolic regulation of beta cell function; and beta cell maturation, aging, and regeneration.

Carla Demeterco-Berggren, MD, PhD

Associate Clinical Professor 
Physician leader for T1D Exchange Quality Improvement Collaborative

Academic Interests
Type 1 diabetes emerging technologies and therapies; improving clinical outcomes and providing patient-centered care to children and adolescents with diabetes; T1D quality improvement; rare pediatric endocrine genetic diseases.

​Kyle Gaulton, PhD

Assistant Professor

Academic Interests
Investigating human genetic variation that affects the epigenome and gene regulation, and how these variants contribute to complex traits and disease such as type 1 and 2 diabetes. 

ulupi jhala, phd

Associate Adjunct Professor

Academic Interests
Understanding signaling mechanisms that modulate the progression of inflammation and stress in insulin-producing beta cells in the development of both type 1 and type 2 diabetes.

​jane kim, md

Assistant Clinical Professor

Academic Interests
Clinical translational research to profile the microbiome, metabolome and genome in children with both type 1 and type 2 diabetes; use of continuous glucose monitoring devices in infants.


​karen klein, md

Associate Clinical Professor 
Director, Turner Syndrome Program

Academic Interests
Clinical and research interests include disorders of puberty and Turner Syndrome; multiple studies regarding optimal treatment and outcomes for children with precocious puberty, as well as hormone therapy for children with delayed or absent puberty.  


​​maja marinkovic, md

Associate Clinical Professor 
Co-Director, Center for Gender Affirming Care

Academic Interests
Advancing the field of transgender health through research, advocacy and collaboration.

RON NEWFIELD, MD

Clinical Professor of Pediatrics

Academic Interests
Thyroid disorders and thyroid cancer research; congenital adrenal hyperplasia and new treatments; care of transgender youth and outcomes research.


​Mary patterson, MD

Assistant Clinical Professor 

Academic Interests
Recruit and evaluate patients as part of the multidisciplinary Neuro-Oncology Clinic.

​susan phillips, MD

Director of the Thyroid Tumor Board
Associate Clinical Professor 

Academic Interests
Understanding the role of obesity and adipokine regulation in cardiometabolic dysfunction and type 2 diabetes; developing interventions that lessen the negative impact of obesity on health; thyroid cancer and other thyroid disease


​​Michelle rivera vega, MD

Assistant Clinical Professor 

Academic Interests
Endocrine and metabolic disorders; bone metabolism and bone related disorders; type 2 diabetes mellitus and insulin resistance.



​​jianhua shao, md, phd

Professor 

Academic Interests
Obesity and gestational diabetes; intrauterine metabolism and fetal/maternal programming; brown adipose tissue development and perinatal metabolism.



​michelle vanstone, md

Associate Physician
Pediatric Endocrinologist with Sharp-Rees Steeley Medical Group

Academic Interests
Research interests have included vitamin D deficiency and metabolism, disorders of phosphate metabolism and treatment of patients low bone density.


​MARCELA VARGAS TRUJILLO, MD

Assistant Clinical Professor

Academic Interests
Mulitipliscinary care of Differences of Sex Development (DSD) and clinical research in disorders of puberty.