Pierce Physical Therapy + Sports Rehab
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OUR TEAM

Brett Pierce, PT, DPT, Cert. DN

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Brett Pierce is the Owner of Pierce Physical Therapy & Sports Rehab, Board Certified Doctor of Physical Therapy, DPT, and movement specialist.  Brett graduated from A.T. Still University in Mesa, AZ and began his professional career in Meridian, ID shortly after. He is very passionate about what he does and loves helping people feel better, move better, and perform at their highest potential.  As an athlete himself, he uses an integrated approach to physical therapy, fitness, performance, and sports medicine.  He is a firm believer in you must practice what you preach, which is what motivates and drives him to live a healthy, active lifestyle and to be an example for all of his patients.  He takes time to listen, assess, and educate all patients on diagnosis and prognosis for a given condition.  His ongoing commitment to both patients and the Physical Therapy profession is to consistently learn and grow in order to provide the highest, most evidence-based level of care for those whom he is privileged to treat.

When not treating patients, you can find him spending time with his family,  exercising, playing sports, or enjoying the great outdoors.

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Mandy Nader, PT, DPT, Cert. LBDC

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Mandy is our full-time Doctor of Physical Therapy, DPT, joining our practice in early 2020 and hit the ground running. Mandy graduated from Physical Therapy school at California State University, Long Beach in 2016 where she earned her Doctorate in Physical Therapy. Before landing at Pierce Physical Therapy & Sports Rehab, she was gaining experience working in various outpatient orthopedic settings and got a taste of academia assisting with orthopedic labs at Chapman University physical therapy school.

She enjoys the insight and experience she gained through working with patients at different stages in their rehabilitative journeys as well as students coming into the field. Mandy is a Certified LBDC Pilates Educator and is always looking for new avenues of healing to enrich her patient’s lives. Mandy played Division 1 soccer at Boise State University where she received her Bachelor’s Degree in Health Science Studies. In her free time, she enjoys spending time with family and friends, staying active, good food, good music, traveling, and sour candy!

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Tristan Trumbull

Tristan Trumbull, PT, DPT

Tristan is a full-time Doctor of Physical Therapy, DPT, with a background in sports, performance, post-surgical and general outpatient orthopedics. He received his Bachelor’s Degree in Kinesiology from the University of Nevada, Reno. He then headed south to the University of Nevada, Las Vegas where he graduated as a Doctor of Physical Therapy. While in Las Vegas he completed a specialized sports physical therapy clinical rotation at the UFC, where he worked on the physical therapy team at the UFC headquarters treating professional MMA fighters. Tristan believes that functional movement and strength training are a crucial part of the rehab journey and uses them to empower his patients to not only gain strength, but gain confidence in their ability to move their bodies and recover from injury.

As an athlete, he competed in snowboarding and water skiing at the collegiate level as well as football and baseball throughout high school. This led him into a career in physical therapy working with athletes at all levels. When he’s not working he enjoys weightlifting, camping, boating, surfing the Boise River and spending time with his wife and their German Shepherd.

Tristan Trumbull

Kennedy Gillespie, PT, DPT

Kennedy is a full-time Doctor of Physical Therapy, DPT, joining our practice in 2026. Originally from the San Francisco Bay Area, she earned her Bachelor’s degree in Exercise Science from Brigham Young University before going on to receive her Doctor of Physical Therapy degree from the University of the Pacific in Stockton, California.

She has a wide range of experience in outpatient orthopedics and enjoys working with patients of all ages and activity levels. Kennedy takes a patient-centered and individualized approach to health care, meeting each person where they currently are in their recovery and tailoring treatment to their unique needs and abilities. She is passionate about helping people reach their goals, whether that means recovering from an injury, returning to a favorite activity, or simply moving and feeling better in everyday life.

Outside of the clinic, Kennedy enjoys living an active lifestyle and staying busy with activities like softball and pickleball. She also loves traveling, reading, trying new restaurants, and spending quality time with her husband, kids, and dog.

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