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Contact Us

Do you need more information or have a question? Please fill out the below form or contact us at 1-877-600-5472 (TTY/TDD: 711). 

Your inquiry will be reviewed. A Trillium Community Health Plan representative may contact you regarding your inquiry. If you have an urgent medical situation please contact your doctor. If you have a life threatening emergency, please contact 911.

By Telephone In Person By Mail
Local: 1-541-485-2155
TTY: 711
Toll Free: 1-877-600-5472
Fax: 866-703-0958
Complaint Hotline: 1-877-367-1332
UO Riverfront Research Park
1800 Millrace Drive
Eugene, OR 97403
Trillium Community Health Plan
P.O. Box 11740
Eugene, OR 97440-3940

Trillium Member Services is available from 8 a.m. to 5 pm, Monday through Friday, excepting certain observed holidays. Please see the below schedule of our 2019 office closures.

Who are you? *

Trillium Member Services will be closed on the following days in observance of holidays.

2019 Holiday Schedule

  • New Year’s Day - Tuesday, January 1, 2019
  • Martin Luther King Jr.’s Birthday - Monday, January 21, 2019
  • Spring Holiday - Friday, April 19, 2019
  • Memorial Day - Monday, May 27, 2019
  • Independence Day - Thursday, July 4, 2019
  • Day After Independence Day (floating holiday) - Friday, July 5, 2019
  • Labor Day - Monday, September 2, 2019
  • Thanksgiving Day - Thursday, November 28, 2019
  • Day After Thanksgiving - Friday, November 29, 2019
  • Christmas Eve (half day/4 hours) - Tuesday, December 24, 2019
  • Christmas Day - Wednesday, December 25, 2019
  • New Year’s Eve (half day/4 hours) - Tuesday, December 31, 2019

Debi Farr, Manager, Community Relations
Trillium Community Health Plan
1776 Millrace Drive, Eugene OR 97403

Confidential Complaint Hotline:
1-877-367-1332 | 1-541-338-2936

Trillium providers, vendors, staff and patients have the right to report concerns and complaints about Trillium. A hotline is available for making such complaints. No Trillium board member, shareholder, officer, director, staff person, subcontractor or participating provider may take any action against any participating provider, vendor, staff person or patient (including a patient's representatives or caregivers) for using the hotline or filing a complaint by other means.

How would you prefer to be contacted?

Please do not submit confidential information. Your privacy matters to us. Your information will not be shared. *