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Plan Administrators

The plan administrators below are available to answer your questions regarding the medical, prescription drug, vision, dental and life insurance plans.

2024

Plan Administrators' Name and Address Customer Service Phone Numbers Website
Aetna MAPD PPO Plan Aetna MAPD PPO Plan
PO Box 981106
El Paso, TX 79998-1106
855-223-4807 TTY users, call 711 stateofillinois.aetnamedicare.com
Vision Plan EyeMed Out-of-Network Claims
PO Box 8504
Mason, OH 45040-7111
866-723-0512 TTY users, call 711 eyemedvisioncare.com/stil
Quality Care Dental Plan (QCDP)

Delta Dental of Illinois
Group Number 20240
PO Box 5402
Lisle, IL 60532

800-323-1743
800-526-0844 (TDD/TTY)
soi.deltadentalil.com
Life Insurance Plan MetLife Insurance Company
Group Life Claims PO Box 6100
Scranton, PA 18505
800-880-6394
TTY users, call 711
metlife.com/statofillinois
Medicare COB Unit CMS Group Insurance
801 South 7th Street PO Box 19208
Springfield, IL 62794-9208
217-782-7007
800-442-1300
800-526-0844 (TDD/TTY)
CMS.BEN.MedicareCOB@illinois.gov
State Employees'
Retirement System
2101 South Veterans' Parkway
PO Box 19255
Springfield, IL 62794-9255
217-785-7444
866-321-7625 (TDD/TTY)
srs.illinois.gov
State Universities
Retirement System
1901 Fox Drive
Champaign, IL 61820-7333
800-275-7877 surs.org
Teachers’ Retirement
System
2815 W. Washington Street
PO Box 19253
Springfield, IL 62794-9253
877-927-5877
TTY users, call 711
trsil.org