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13900 Riverport Dr.
Maryland Heights, MO 63043
Local 314-209-2700 | Toll-free 866-597-9560 | Fax 314-770-6096 | Fax Toll-free 888-480-2577
Monday - Friday 8:00 am - 6:00 pm CST

Mailing Address for Customer Service, Claims, Appeals & Grievances:
P.O. Box 5907
Troy, MI 48007
Questions relating to Registration, Login, Application Access, General Questions and Technical Support:
866-397-2812 | customersupport@lumeris.com
Monday - Friday 7:00 am - 6:00 pm CST

For Essence Health Plan Claims, Eligibility or Patient Referral Inquiries:
866-597-9560 | customerservice@essencehealthcare.com
Monday - Friday 8:00 am - 8:00 pm CST
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