Provider Contacts and Billing Information

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Helping You Provide The Best Possible Care

Provider Contacts and Billing Information

Please contact our Provider Relations team at 800-440-5020 (option 3) or by email at providergroup@thezenith.com if you need:

  • Help with finding network physicians or ancillary service providers
  • Information about our pharmacy benefit management program and other Zenith programs

Submit bills, reports, and other medically-related correspondence by mail or fax:

Mail

California:
Zenith Insurance Company
P.O. Box 9055
Van Nuys, CA 91409-9055

Other States:
Zenith Insurance Company
P.O. Box 1558
Sarasota, FL 34230-1558

Fax

California:
877-280-4701

Other States:
800-364-0443

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