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Contact Information for National Account Employers
Email Us:
Follow these links to send a private, secure message to us. Our representatives will respond within four business days. If you a need an immediate response, please call by telephone.
  • To email Account Services please select your region. (if located outside of New York State, select the location of your company's headquarters):
  • For Prescription Drug questions, email our Prescription Drug Help Desk.
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  • For technical Web issues, email our Webmaster.
Call Us:
Account Services:
  • Please call your Account Representative for assistance.
  • Not yet enrolled with us? Call our National Account service unit at
    (585) 454-1700, ext. 4205.
  • For Web site problems or to reset your username/password,
    call 1-800-278-1247 (Monday - Friday, 9 a.m. to 4:30 p.m. EST).
Contact Information for Members
Mail Us:
Our Mailing Address for:Print This Address
(Claims, Membership Enrollment forms, and related Correspondence)
  • Excellus BlueCross BlueShield
    P.O. Box 22999
    Rochester, NY 14692

Our Corporate Street Address: Print This Address
  • Excellus BlueCross BlueShield
    165 Court Street
    Rochester, NY 14647

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