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Customer Service
DexCom Customer Service is available to assist you in these areas:
  • Initial orders and re-ordering
  • Shipping and tracking of shipments
  • Locating a DexCom representative in your area
Hours: Monday – Friday 6 a.m. – 5 p.m. PST
Toll Free Phone: 1-877-DEXCOM4 (1-877-339-2664)
Toll Free Fax: 1-877-6DEXCOM (1-877-633-9266)
Email: CustomerService@dexcom.com