Michael R. Rickels, MD, MS

Diabetes
Accepting new patients
Sees patients age 18 and up
Penn Rodebaugh Diabetes Center
View 1 additional location
Schedule onlineCall 215-662-2468
Headshot of Michael R. Rickels, MD, MS
Penn Medicine Provider

About me

  • Medical Director, Pancreatic Islet Cell Transplant Program
  • Willard and Rhoda Ware Professor in Diabetes and Metabolic Diseases

My education and training

  • Medical School: University of Pennsylvania School of Medicine
  • Residency: University of Pennsylvania Health System
  • Fellowship: University of Pennsylvania Health System

Reviews

Average Rating

133 reviews

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

Anonymous
April 2026
dr michael rickels has been my endocrinologist for almost twenty years and has always treated me with kindness and respect. he understands type 1 diabetes he has always answered every question i've had with detail, care, and accuracy in terms that i understand.
Anonymous
April 2026
wonderful physician
Anonymous
March 2026
very attentive to changes and offers good advice for maintaining progress
Anonymous
February 2026
as mentioned above, i'm very happy with my doctor and have already recommended him to friends the have diabetes.

Insurance accepted

Please contact the practice and/or the member services department of your insurance company for specific details before receiving services. Providers may participate in some, but not all, products offered by a health plan; providers may also accept plans at some practice locations but not others.

Locations

Penn Medicine hospital privileges

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
Dr. Rickels is a Penn Medicine physician.

Qualifications and experience

Treatments and Conditions

Research

Publications

Reichman TW, Markmann JF, Odorico J, Witkowski P, Fung JJ, Wijkstrom M, Kandeel F, de Koning EJP, Peters AL, Mathieu C, Kean LS, Bruinsma BG, Wang C, Mascia M, Sanna B, Marigowda G, Pagliuca F, Melton D, Ricordi C, Rickels MR; VX-880-101 FORWARD Study Group Stem cell-derived, fully differentiated islets for type 1 diabetes , New England Journal of Medicine, 393(9): 2025,858-868

Flatt AJ, Matus AM, Gallop RJ, Markmann E, Dalton-Bakes C, Peleckis AJ, Liu C, Naji A, Rickels MR Beta-cell secretory capacity predicts metabolic outcomes over 6 years following human islet transplantation , Diabetes, 74(5): 2025,749-759

Rickels MR, Ballou CM, Foster NC, Alejandro R, Baidal DA, Bellin MD, Eggerman TL, Hering BJ, Kandeel F, Brand A, Miller KM, Barton FB, Payne EH Islet transplantation vs. standard of care for type 1 diabetes complicated by severe hypoglycemia from the Collaborative Islet Transplant Registry (CITR) and the T1D Exchange (T1DX) Registry , Diabetes Care, 48(5): 2025,737-744

Rickels MR, Bellin MD, Stefanovski D, Peleckis AJ, Dalton-Bakes C, Markmann E, Nguyen HL, Townsend RR, Hering BJ, Naji A α- or β-Adrenergic blockade does not affect transplanted islet cell responses to hypoglycemia in type 1 diabetes , American Journal of Physiology - Endocrinology & Metabolism, 327(3): 2024,E290-E301

Flatt AJ, Sheikh S, Peleckis AJ, Alvarado P, Hadjiliadis D, Stefanovski D, Gallop RJ, Rubenstein RC, Kelly A, Rickels MR Preservation of beta-cell function in pancreatic insufficient cystic fibrosis with highly effective CFTR modulator therapy , Journal of Clinical Endocrinology & Metabolism, 109(1): 2024,151-160

Riddell MC, Li Z, Gal RL, Calhoun P, Jacobs PG, Clements M, Martin CK, Doyle FJ III, Patton SR, Castle JR, Gillingham MB, Beck RW, Rickels MR; T1DEXI Study Group Examining the acute glycemic effects of different types of structured exercise sessions in type 1 diabetes in a real-world setting: The Type 1 Diabetes and Exercise Initiative (T1DEXI) , Diabetes Care, 46(4): 2023,704-713

Flatt AJ, Peleckis AJ, Dalton-Bakes C, Nguyen HL, Ilany S, Matus A, Malone SK, Goel N, Jang S, Weimer J, Lee I, Rickels MR Automated insulin delivery for hypoglycemia avoidance and glucose counterregulation in long-standing type 1 diabetes with hypoglycemia unawareness , Diabetes Technology & Therapeutics, 25(5): 2023,302-314

Nyirjesy SC, Peleckis AJ, Eiel JN, Gallagher K, Doliba A, Tami A, Flatt AJ, De Leon DD, Hadjiliadis D, Sheikh S, Stefanovski D, Gallop R, D’Alessio DA, Rubenstein RC, Kelly A, Rickels MR Effects of GLP-1 and GIP on islet function in glucose intolerant, pancreatic insufficient cystic fibrosis , Diabetes, 71(10): 2022,2153-2165

Flatt AJ, Chen E, Peleckis AJ, Dalton-Bakes C, Nguyen HL, Collins HW, Millar JS, Gallop RJ, Rickels MR Evaluation of clinical metrics for identifying defective physiologic responses to hypoglycemia in long-standing type 1 diabetes , Diabetes Technology & Therapeutics, 24(10): 2022,737-748

Rickels MR, Eggerman TL, Bayman L, Qidwai JC, Alejandro R, Bridges ND, Hering BJ, Markmann JF, Senior PA, Hunsicker LG; Clinical Islet Transplantation Consortium Long-term outcomes with islet-alone and islet-after-kidney transplantation for type 1 diabetes in the Clinical Islet Transplantation Consortium: The CIT-08 Study , Diabetes Care, 45(12): 2022,2967-2975

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