Cassidy Ermshar, PA-C

Cassidy Ermshar, PA-C is a certified physician assistant who works alongside Dr. Milan Moore at Olympia Orthopaedic Associates’ Westside Clinic, specializing in hip and knee total joint arthroplasty. Raised in Olympia, Cassidy is proud to care for patients in the community she calls home.

Cassidy earned her undergraduate degree from Whitworth University before completing her physician assistant training through the University of Washington MEDEX program. She has a strong clinical interest in hip and knee conditions and is dedicated to helping patients navigate both surgical and non-surgical treatment options with confidence and clarity.  Prior to attending the MEDEX program Cassidy worked at Oly Ortho as a medical scribe for our total joint team.  This familiarity allows her to focus on education, accessibility, and collaborative care—ensuring patients feel informed and supported throughout every stage of their treatment and recovery.

Outside of the clinic, Cassidy enjoys spending time with family, playing recreational soccer, cooking, biking, and participating in track and field activities.

Education

• Bachelor of Science, Whitworth University, Spokane, WA
• Master of Science in Physician Assistant Studies, University of Washington, Seattle, WA