Highmark Delaware Contact Information

  • Website
  • Find a Health Provider
    • Please note: The “Find a Doctor” tool does not currently provide physician ID numbers. The provider ID numbers will be added back to Highmark's website on or before August 12, 2016. In the meantime, members needing Physician ID numbers should contact Highmark Customer Service at 1-844-459-6452.
  • Customer Service: 1-844-459-6452 (This new number went into effect on 6/15/16; It directly routes members to the State of Delaware dedicated customer service unit.)

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