Contact Information

To contact us with your comments and questions about clinical trials at Stanford, see below. If you would like to make an appointment to see a physician, please contact the Endocrinology & Diabetes Clinic. Please note that the contact information below is not for emergency purposes. Please know that email correspondence is not a guaranteed secure method of communication.


Division Chief

David Maahs, MD, PhD
(650) 498-7351

Associate Division Chief

Diane Stafford, MD
(650) 498-7351

Fellowship Director

Tandy Aye, MD
(650) 498-7351

Division Manager

Michelle Matsumoto
(650) 721-2100

Lead Administrative Associate

Ofelia Colin
(650) 498-7351
Fax: (650) 725-8375

Administrative Associate

Erlynn Dela Cruz

Administrative Associate

Jacqueline Sunderland
(650) 724-6080

Clinical Diabetes Trials Contact
TrialNet, Artificial Pancreas, Device Studies



Key contact info

Division of Pediatric Endocrinology and Diabetes

Center for Academic Medicine

453 Quarry Road, MC 5660

Palo Alto, CA 94304-5660


F: (650) 725-8375