Contact Us

Delta Dental PPO Plus Premier Group Plan Members: Dentist Connection or Benefits on Demand Fax at 800-323-1743
Submit a contact request

Delta Dental PPO Individual Plan Members:
IVR/ at 888-899-3734
Email: customersupport@deltadentalcoversme.com

Dentist Connection and our Benefits on Demand Fax are available 24 hours a day. Delta Dental of Illinois will not provide benefit rundown information through a live representative by phone. If you need more information, you will need to provide a benefit verification number (provided by Dentist Connection or Benefits on Demand Fax).

DeltaCare Plan Members: 800-942-3772

State of Illinois Plan Members (other than member benefit rundowns): 
800-323-1743, press 5

PLEASE NOTE: DELTA DENTAL OF ILLINOIS WILL NO LONGER ACCEPT OR RESPOND TO PHONE INQUIRIES FROM THIRD PARTY VENDORS REQUESTING BENEFIT AND ELIGIBILITY INFORMATION FOR OUR MEMBERS. WE WILL ONLY RESPOND TO INQUIRIES FROM DENTAL OFFICES DIRECTLY. LEARN MORE.

Delta Dental of Illinois Network Inquiries:
630-718-4990

Hours: 8:30 a.m. – 5 p.m.
Monday – Friday, Central Time

Email: pr@deltadentalil.com

Delta Dental of Illinois
Attn: DDIL-Group Claims
P.O.Box 5402
Lisle, IL 60532

Electronic Claims Payor ID: 05030

Delta Dental of Illinois
Attn: DDIL-Individual Claims
P.O.Box 103
Stevens Point, WI 54481 

Electronic Claims Payor ID: WDENC 

Claims Appeals Mailing Address

DELTA DENTAL OF ILLINOIS
Attn: Re-Evaluation Committee
111 Shuman Blvd.
Naperville, IL 60563

PLEASE NOTE: CLAIMS APPEALS SHOULD BE SENT TO THE STREET ADDRESS ABOVE NOT THE PO BOX. THE PO BOX IS FOR CLAIMS ONLY. CLAIMS APPEALS SENT TO THE PO BOX WILL BE DELAYED.

Delta Dental of Illinois
Attn: DeltaCare
P.O. Box 3399 
Lisle, IL 60532

Electronic Claims Payor ID: 05030

Delta Dental of Illinois
Attn: DeltaCare
P.O. Box 3178
Lisle IL 60532

DeltaCare IL DHMO Encounter Payor ID:  DCILD