Contact Us
Support Center
Tandem has an extensive library of educational and self-help materials to help you get the most out of your Tandem insulin pump.
Dexcom Support
Learn which continuous glucose monitoring (CGM) issues are specific to Dexcom or Tandem Diabetes Care, and which company to contact.
Get in Touch
Tandem Diabetes Care offers a variety of ways to get the help you need with your insulin pump, on your schedule, including 24/7 technical support.
About Tandem
Work that is Personal
Because we work with people who are living with type 1 diabetes, our mission is personal. That connection helps fuel our passion and drives our commitment to serving the diabetes community.
Who to Contact for CGM Support
Customer Support
We put as much effort into standing behind our products as we do into designing them. Based in the United States, our No. 1-rated bilingual support team is staffed by highly trained, enthusiastic representatives.1
Canadian Office
675 Cochrane Drive
East Tower, 6th Floor
Markham, ON L3R 0B8
833-509-3598Corporate Headquarters
12400 High Bluff Drive
San Diego, CA 92130
United States of America
858-366-6900Technical Support
24 hours a day
365 days a year
833-509-3598(select option 1)
Order Support
8 am to 6 pm (Eastern)
Monday - Friday
833-509-3598(select option 3)
Pump Renewals
8 am to 6 pm (Eastern)
Monday - Friday
833-509-3598(select option 2)