
Justin Michael Gregory MD MSCI
Pediatric Endocrinology
Assistant Professor of Pediatrics
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11136 Doctors Office Tower2200 Childrens WayNashville, TN 37232
Phone+1 615-322-7427
Fax+1 615-343-5845
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Education & Training
Vanderbilt UniversityMSCI, 2015 - 2017
Vanderbilt University Medical CenterFellowship, Pediatric Endocrinology, 2011 - 2014
University of Tennessee College of MedicineResidency, Pediatrics, 2008 - 2011
University of Tennessee Health Science Center College of MedicineClass of 2008
University of Tennessee Graduate School of MedicineBS, Mechanical Engineering, Magna Cum Laude, 2001 - 2003
Certifications & Licensure
TN State Medical License 2011 - 2027
AL State Medical License 2020 - 2020
American Board of Pediatrics Pediatrics
American Board of Pediatrics Pediatric Endocrinology
Awards, Honors, & Recognition
- Vanderbilt Diabetes Scholar Vanderbilt University, 2015
- JDRF Focus on the Cure Award Middle Tennessee JDRF Chapter, 2015
- Master of Science in Clinical Investigation Hazinski Scholar Vanderbilt University, 2015
Clinical Trials
- Contribution of Hyperinsulinemia vs. Hyperglycemia to Insulin Resistance in Type 1 Diabetes and Maturity Onset Diabetes of the Young, Type 2 (MODY2)
- A Study to Determine Iatrogenic Hyperinsulinemia's Contribution to Insulin Resistance and Endothelial Dysfunction in Type 1 Diabetes Start of enrollment: 2021 Nov 24
Publications & Presentations
PubMed
- A one-week reduced-carbohydrate diet lowers insulin requirements and shifts the IGF axis with no detectable short-term change in endothelial function in a randomized, ...M Naweed Akbar, T Jordan Smith, Sivaprakasam Chinnarasu, Wendi Welch, Wang Zuofei
Cardiovascular Diabetology. Endocrinology Reports. 2026-03-26 - 1 citationsUse of Teplizumab to Modulate Stage 2 Type 1 Diabetes in Two Individuals With Autoimmune Polyendocrine Syndrome 1.Christopher S Wilson, Alexander Falk, Jonathan M Williams, Melissa Hilmes, Jordan Ross
Diabetes Care. 2026-01-01 - Relevance of Quantitative Measures of Beta-Cell Function in Clinical Practice.Alfonso Galderisi, Colin M Dayan, Helen M Colhoun, Justin M Gregory
Hormone Research in Paediatrics. 2026-01-01
Journal Articles
- Insulin Delivery Into the Peripheral Circulation: A Key Contributor to Hypoglycemia in Type 1 DiabetesGregory JM, Kraft G, Scott MF, Neal DW, Farmer B, Smith MS, Hastings JR, Allen EJ, Donahue EP, Rivera N, Winnick JJ, Edgerton DS, Nishimura E, Fledelius C, Brand CL, C..., Diabetes, 1/1/2015
- Type 1 Diabetes MellitusGregory, JM, Moore DJ, Simmons JH, Pediatr. Rev, 1/1/2013
- Can technological solutions for diabetes replace islet cell function?Gregory, JM, Moore DJ, Organogenesis, 1/1/2011
Books/Book Chapters
Abstracts/Posters
- Hepatic glycogen loading increases the counterregulatory response to hypoglycemia by a liver-brain neural connectionWinnick, JJ; Kraft, G; Gregory, JM; Farmer B; Scott, M; Neal, D; Allen, E; Cherrington, AD, 49th European Association for the Study of Diabetes Annual Meeting, Barcelona, Spain, 1/1/2013
Press Mentions
Session Will Explore the New Frontier of Adjunctive Therapies in Type 1 DiabetesMay 30th, 2025
As Diabetes Prevalence Rises in Children and Adults, Screening Age Drops to 35 for Overweight AdultsAugust 24th, 2021
COVID-19 Adverse Impacts Stronger in People with Diabetes: StudyDecember 7th, 2020
Grant Support
- Cardiometabolic Benefit of Reducing Iatrogenic Hyperinsulinemia Using Insulin Adjunctive Therapy in Type 1 DiabetesVANDERBILT UNIVERSITY MEDICAL CENTER2024–2027
- Cardiometabolic Benefit of Reducing Iatrogenic Hyperinsulinemia Using Insulin Adjunctive Therapy in Type 1 DiabetesVANDERBILT UNIVERSITY MEDICAL CENTER2024–2027
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