Paulina “Mattie” J. Collier, MPAS, PA-C, is an orthopedic surgery physician assistant who earned a Bachelor of Science, Health Science degree from James Madison University in Virginia in 2008 and a Bachelor of Science, Physician Assistant degree from Long Island University in New York in 2010. She earned a Master of Physician Assistant Studies degree in 2018 from the University of Nebraska Medical Center and co-founded the Outpatient Joint Replacement Center of America in 2019.