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Important Notice for Medicare Advantage Members

CHRISTUS Health Medicare Advantage coverage ends December 31, 2026. CHRISTUS Health is still here for your care. Open Enrollment starts October 15 - learn what this means and what to do.

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SPANISH

24-Hour Nurse Line 
CHRISTUS Health, Medicare Advantage (HMO) members have access to a toll-free 24-hour nurse line. Call the number 844-581-3174 to speak with a registered nurse at any time, day or night. If you are experiencing a medical emergency, please dial 911.
Dental Reimbursement 

If you choose to go out-of-network for your dental care, you may be reimbursed for your treatment. Complete the patient and subscriber information on the Delta Dental Claims Form.

Mail the completed form and a copy of the dentist’s Statement of Treatment (or detailed receipt) to:
Delta Dental Insurance Company
PO Box 1809
Alpharetta, GA 30023

The Statement of Treatment or detailed receipt must include:

  • Name, address, and complete phone number of dentist
  • Date each service was performed
  • Description, procedure code, and fee of each service performed
  • List of affected teeth
  • Total cost of services performed
  • Dentist’s National Provider Identifier (NPI)
  • Dentist’s Tax Identification Number (TIN)
  • State license number
  • Specialty code

Important note: If the Statement of Treatment or similar document you receive from your dentist is missing any of the information listed above, please enter it on the claim form. A dental office staff member can provide you with the dentist and treatment information.

Be sure to make a copy of the completed claim form and the dentist’s Statement of Treatment or detailed receipt for your records.


 

Enrollment & Disenrollment Forms 

Ways to Enroll

We provide three enrollment options: Online, Application (fax or mail) and through Medicare.gov.

Enroll online - Enroll Now

2025 Enrollment Applications (fax or email)

Disenrollment Applications

H1189_WEB25MM3012_M | Last Updated 9/9/26