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About OAOS

Executive Board:


President
Kathryn Schabel, MD

Vice President &
AAOS BOC Representative

Elizabeth Lieberman, MD

Secretary-Treasurer
Craig Gillis, DO

Past President
Tamara Simpson, MD

Directors:


Andrew Bryan, MD
Graham DeKeyser, MD
Craig Gillis, DO
Andrea Herzka, MD
Connor King, MD
Cay Mierisch, MD
Mark Mildren, MD
Amer Mirza, MD
Emily Nguyen, MD
Blake Nonweiler, MD
Robert Orfaly, MD
Robert Sandmeier, MD
Sudeep Taksali, MD
Kimberly Workman, MD


Staff


Dalton Advocacy
Amanda Dalton, Executive Director & Lobbyist
Sabrina Riggs, Senior Legislative Advocate
Shelley Shirley, Member Services and CME Coordinator

Upcoming Events

2025 OAOS Annual Orthopaedic Conference

September 26-27, 2025

Hyatt Regency Portland at the Oregon Convention Center
375 NE Holladay Street
Portland, OR 97232

More Info

Exhibitor Registration

Register
  • 417 2nd Street
    Lake Oswego, OR 97034
  • 503-303-5071