Tri-City Regional Chamber of Commerce
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MEMBER NEWS

Costina Papatheodorou, DO, Family Medicine, Joins Lourdes Health and Trios Health

9/14/2026

1 Comment

 
Lourdes Health and Trios Health are pleased to announce that Costina Papatheodorou, DO, will join their medical teams to provide family medicine care for patients and families throughout the Tri-Cities region.

Dr. Papatheodorou provides care for patients of all ages, with services that include preventive health, annual, school and sports physicals, chronic and acute illness care, minor conditions and injuries, hypertension and diabetes care. Her clinical interests include obesity medicine, women’s health and mental health care.

Dr. Papatheodorou completed her family medicine residency with the Trios Health Family Medicine Residency Program in Kennewick, where she also served as Chief Resident. She earned her Doctor of Osteopathic Medicine from Alabama College of Osteopathic Medicine and her Bachelor of Science in Business Administration from Chapman University in Orange, California, where she graduated cum laude.

A member of the American Academy of Family Physicians and the American College of Osteopathic Family Physicians, Dr. Papatheodorou is committed to patient-centered care and building long-term relationships with patients and families.

As Chief Resident, Dr. Papatheodorou helped coordinate resident schedules, educational conferences and clinical rotations; served as a liaison between residents and faculty; mentored junior residents; and supported quality improvement and residency program development initiatives.

“We are proud to welcome Dr. Papatheodorou to Lourdes Health and Trios Health,” said Emilia Keener, Senior Market Director, Medical Group Services, Lourdes Health and Trios Health. “Through her time in the Trios Family Medicine Residency Program and her service as Chief Resident, she has demonstrated strong leadership, clinical skill and a genuine commitment to patient-centered care. Her interest in family medicine, women’s health, mental health care and obesity medicine will help support the evolving needs of patients and families across our community.”
​
Dr. Papatheodorou will serve patients at both Lourdes Family Medicine, located at 7425 Wrigley Drive, Suite 101, Pasco, WA 99301, and Trios Care Center Chavallo, located at 7211 W. Deschutes Ave., Suite B, Kennewick, WA 99336. To schedule an appointment at Lourdes Family Medicine, call 509.416.8888 or visit yourlourdes.com. To schedule an appointment at Trios Care Center Chavallo, call 509.221.6930 or visit TriosHealth.org.
1 Comment
MediCompares link
9/15/2026 09:12:23 am

Congratulations to Dr. Costina Papatheodorou, DO, on joining Lourdes Health and Trios Health! Her experience in family medicine, preventive care, women’s health, mental health, and obesity medicine will be a valuable addition to the community. Wishing her great success in her new role and continued excellence in patient-centered care.
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Copyright © Tri-City Regional Chamber of Commerce. All rights reserved.
7130 W Grandridge Blvd., Suite C, Kennewick, WA 99336 USA
Phone: (509) 736-0510
[email protected]
Hours
Monday - Thursday: 8 am - 5 pm
​(closed for lunch 12 - 1 pm)
​Friday: 8 am - 12 pm
​Closed Weekends

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  • MEMBERSHIP
    • Membership Directory
    • Member Login
    • Join the Chamber
    • Membership Features
    • Sponsorship Opportunities
    • Stakeholder, Leader, & Growth Level Members >
      • Stakeholder and Leader Profiles
  • EVENTS
    • Chamber Calendar
    • Annual Events >
      • Annual Meeting & Awards Luncheon >
        • Award Nominations
      • Women in Business Conference
      • Washington Workplace Summit
      • Elected Leaders Reception
      • Tri-Cities Day at the Capitol
      • Bridging Partnerships Small Business Symposium
    • Monthly Membership Luncheon
    • Business After Hours
    • Ribbon Cutting Request
  • PROGRAMS & SERVICES
    • Ambassador Club
    • Ask the Experts
    • LEARN Groups
    • Meet the Chamber
    • Member Advertising Opportunities
    • Washington APEX Accelerator >
      • Yes, You Can! Contracts with the Government
      • Meet the Buyer
  • Advocacy
    • Legislative Action and Advocacy
    • Business Advocacy Letters
    • Regional Advocacy Roundtables
    • State Budget
    • Vote for Business
    • 2026 Scorecard
    • KTLO 2025
  • Workforce & Education
    • Work-Based Learning
    • Tri-Cities Regional Career Signing Day
    • Washington Workforce Portal
  • NEWS
    • Press Releases
    • In the News
    • Blog
    • Member News
    • Annual Report
    • Email Updates
    • Website Sponsors
  • ABOUT US
    • Contact
    • Our Leadership
    • Our Team
    • Committees
    • Policies
    • Tri-Cities Strategic Alliance Partners >
      • Benton-Franklin Council of Governments
      • TRIDEC
      • Visit Tri-Cities
    • Tri-Cities Community Map
    • Built for Prosperity - Strategic Plan 2024-2026