If you haven’t found an answer to your question(s) on this web site or in your Evidence of Coverage,
please call our customer service department (telephone numbers listed at the bottom of this page) or
fill out the form below for assistance.
Essence Contact Information
13900 Riverport Dr
Maryland Heights, MO 63043
Toll Free: 1-866-597-9560 (TTY: 711)
Telephone lines are open 8 am to 8 pm, 7 days a week
Please note that our main customer service number presented above is the designated number for submitting oral requests for expedited appeals.
Customer Service Email:
Please click here to view or download the Multi-Language insert.
Fax number and mailing address for written Customer Service, Claims, Appeals and Grievances requests:
PO Box 12488
St. Louis, MO 63132
You may receive a messaging service on weekends and holidays from February 15 through September 30. Please leave a message and your call will be returned the next business day.