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About OAOS

Executive Board:

Kathryn Schabel, MD

Vice President
Elizabeth Lieberman, MD

Craig Gillis, DO

Past President
Tamara Simpson, MD

AAOS BOC Representative
Elizabeth Lieberman, MD


Andrew Bryan, MD
Graham DeKeyser, MD
Craig Gillis, DO
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


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

Upcoming Events

2024 OAOS Annual Orthopaedic Conference

November 1-2, 2024

The Graduate Hotel
66 E 6th Ave
Eugene, OR 97401

More Info

Exhibitor Registration

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