Member/Customer Service

Customer Service – MO/IL
Toll Free: 1-866-597-9560 (TTY: 711)*
Local: 314-209-2700 (TTY: 711)*
Fax: 1-888-480-2577

Customer Service – CA
Toll Free: 1-855-996-8422 (TTY: 711)*
Fax: 1-833-407-0025

Customer Service – AR/GA/IN/KY/OH
Toll Free: 1-855-425-0457 (TTY: 711)*
Fax: 1-888-480-2577

Toll Free: 1-866-509-5398 (TTY: 711)*

Company Headquarters
Essence Healthcare
13900 Riverport Drive
Maryland Heights, MO 63043

Springfield Office
3300 S. National Avenue, Suite 100
Springfield, MO 65807

Telephone lines are open 8 a.m. to 8 p.m., seven days a week. You may reach a messaging service on weekends from April 1 to September 30 and holidays. Please leave a message, and your call will be returned the next business day.*

Mailing address and fax number for written customer service, appeals and grievance requests:

Essence Healthcare
PO Box 5907
Troy, MI 48007
Essence Healthcare (CA)
P.O. Box 5904
Troy, MI 48007

Fax: 1-888-480-2577 (customer service, and claims)
Fax: 314-770-6024 (appeals)
Fax: 1-833-407-0025 (CA customer service, and claims)
Fax: 1-833-955-2442 (CA appeals)
Fax: 1-855-964-0566 (grievance requests)

*Please note that our main customer service number (above) is the designated number for submitting oral requests.

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