Doctor's Bio
Board Certifications
American Board of Internal Medicine
Affiliations
Emory
Education & Training
- Medical School: University of Medicine and Dentistry of New Jersey Robert Johnson Medical School
- Residency: McGaw Medical Center of Northwestern University
Fellowships
McGaw Medical Center of Northwestern University
Locations and Directions
Grady Memorial Hospital
Phone: (404) 616-1000
Location:
80 Jesse Hill Jr Drive SE
Atlanta, GA 30303
Publications
- Ketosis-Prone Type 2 Diabetes Mellitus: Three Decades of Clinical, Pathophysiologic, and Therapeutic Insights.
Umpierrez G, Vellanki P, Oladejo O
Endocrine practice : official journal of the American College of Endocrinology and the American Association of Clinical Endocrinologists. 2026;
PMID: 42002040 - Associations between Exposure to Perfluoroalkyl Substances with Subsequent Body Composition and Glycemic Responses to Bariatric Surgery.
Sankara S, Smith MR, Eick SM, Valvi D, Burley TM, Walker DI, Lin E, Hechenbleikner EM, Gonzalez Ramirez LA, Nesbeth PC, Vellanki P, Gower BA, McConnell R, Jones DP, Alvarez JA, Chatzi VL, Ziegler TR
medRxiv : the preprint server for health sciences. 2026;
PMID: 41959796 - Feasibility and signals of efficacy of the Type 1 Diabetes Education and Support (T1DES) intervention to improve diabetes distress and glycemic levels among Black young adults with type 1 diabetes compared to standard diabetes education: study protocol for a randomized pilot trial.
Davis TL, McCracken C, Fisher L, Graetz I, Barzilay J, Vellanki P, Haw JS, Gonzalez Paz L, Wolf R, Crawford M, Wright M, Bock F, Sekar S
Pilot and feasibility studies. 2026;
PMID: 41918050 - American Association of Clinical Endocrinology Consensus Statement: Algorithm for Management of Adults With Type 2 Diabetes - 2026 Update.
Samson SL, Vellanki P, Blonde L, Hirsch IB, Hoang TD, Isaacs SD, Izuora KE, Low Wang CC, Ooi CP, Padilla BI, Schulman-Rosenbaum R, Twining CL, Umpierrez GE, Valencia WM
Endocrine practice : official journal of the American College of Endocrinology and the American Association of Clinical Endocrinologists. 2026;32(4):473-518.
PMID: 41842862 - Insulin Discontinuation in Youth With New-Onset Type 2 Diabetes Presenting With and Without Diabetic Ketoacidosis.
Hao S, Westbrook AL, Sinha C, Hsia DS, Vellanki P
Endocrine practice : official journal of the American College of Endocrinology and the American Association of Clinical Endocrinologists. 2026;32(2):194-200.
PMID: 41106687 - A mathematical model for ketosis-prone diabetes suggests the existence of multiple pancreatic β-cell inactivation mechanisms.
Ridout SA, Vellanki P, Nemenman I
eLife. 2025;
PMID: 40662943 - Low-added sugar dietary intervention study to mitigate glucose intolerance and improve body composition in adults with cystic fibrosis: a protocol of a double-blind, randomised study.
Zaveri S, Stecenko A, Hunt WR, Goss A, Sharma P, Hartman TJ, Easley K, Chandler JD, Burley TM, Driggers C, Ciccarella A, Zhou H, Narlow K, Ziegler TR, Daley T, Vellanki P, Alvarez J
BMJ open. 2024;14(12):e092503.
PMID: 39725418 - Randomized Study Comparing Continuous Glucose Monitoring and Capillary Glucose Testing in Patients With Type 2 Diabetes After Hospital Discharge.
Umpierrez GE, Castro-Revoredo I, Moazzami B, Nayberg I, Zabala Z, Galindo RJ, Vellanki P, Peng L, Klonoff DC
Endocrine practice : official journal of the American College of Endocrinology and the American Association of Clinical Endocrinologists. 2025;31(3):286-291.
PMID: 39694328 - Results From a Randomized Trial of Intensive Glucose Management Using CGM Versus Usual Care in Hospitalized Adults With Type 2 Diabetes: The TIGHT Study.
Hirsch IB, Draznin B, Buse JB, Raghinaru D, Spanbauer C, Umpierrez GE, Ullal J, Jones MS, Low Wang CC, Spanakis EK, Chao JH, Sibayan J, Kollman C, Zabala ZE, Moazzami B, Reynolds SL, Ferrara W, Fulghum K, Kass A, Armstrong C, Gilani F, Seggelke S, Churchill J, Monye JO, Choe MY, Scott W, Baran JD, Bais R, Khakpour D, Pasquel FJ, Davis GM, Vellanki P, Kershaw EE, Gligorijevic N, Goley A, Garg A, Alexander B, Matson BC, Diner J, Klein KR, Adair WB, Choksi P, Huang M, Vinh J, Singh LG, Beck RW,
Diabetes care. 2025;48(1):118-124.
PMID: 39571106 - Response to Comment on Kaminski et al. Assessment of Glycemic Control by Continuous Glucose Monitoring, Hemoglobin A1c, Fructosamine, and Glycated Albumin in Patients With End-Stage Kidney Disease and Burnt-Out Diabetes. Diabetes Care 2024;47:267-271.
Vellanki P, Umpierrez GE
Diabetes care. 2024;47(8):e63-e64.
PMID: 39052906
PLANNING
PREPARING FOR YOUR VISIT
Whether you’re a patient or you’re visiting one, a little planning beforehand can make your visit to Grady easier and more comfortable. Here, you’ll find everything you need to prepare for your visit, including an appointment checklist, admissions information, dining options, and much more.