MEET THE TEAM

Dr. Luke Barhorst

PT, DPT, OCS, CSCS, CF-L1

-CEO and Founder, Training Nation Physical Therapy

-Licensed Doctor of Physical Therapy

-Orthopedic Certified Specialist

-Certified Strength and Conditioning Coach

-CrossFit Level I Trainer

-Certified Fascial Movement Taping Advanced Kinesiology Practitioner

-Certified Total Joint Manipulation to the Spinal Column Practitioner

-Certified CPR

-Certified Neurologic Dry Needling for Pain Management and Sports Rehabilitation

-Certified Movement and Mobility Specialist, The Ready State Coach

-Trained in Strong First Kettlebell

Dr. Luke is from the Dayton area. Dr. Luke went to The Ohio State University #GOBUCKS for undergrad and obtained his doctorate in Physical Therapy from the University of Dayton with distinction of “Overall Excellence in Academics, Clinical Performance, Scholarship, and Service. He traveled the country learning from phenomenal physical therapists, trainers, and athletes in Lexington, KY, Miami, FL, Seattle, WA, and San Diego, CA helping tactical, professional, and recreational athletes.

Dr. Luke grew up playing baseball and basketball and now his activity regimen includes mostly CrossFit, home garage gym workouts with his wife or friends, jujitsu at MPower Gym, and boxing with Coach Will of MPower Gym! 🏋️🥊

Before PT school, Dr. Luke experienced his own injury that kept him out of the gym, away from training, and away from the friends and community he loved. His passion to serve people and his own experience gives him the drive to help people stay healthy, active, and doing what they love to do in the communities they love to be in!

When he’s not in the clinic, Dr. Luke is spending time with his wife and 2 daughters—Oakley, 3yo and Harlow, 2yo—hanging out with friends, Harry Potter game nights, and any and all activities to get outdoors: mowing, hiking, fishing, hunting, spikeball, soccer, snowboarding, swimming.


Dr. Val Lentine

PT, DPT, CFL-L1

-Licensed Doctor of Physical Therapy

-Certified Dry Needling for Pain Management and Sports Rehabilitation

-CrossFit-Level I Trainer

-Certified CPR

Dr. Val is from southeast Michigan and went to Grand Valley State University for both her undergraduate and doctorate degrees. She has an extensive background in team sports including softball, volleyball, and basketball. Her main form of activity is weightlifting and is consistently involved in recreational softball and volleyball. Her most recent fitness accomplishment is hitting a deadlift PR at 325lbs!

Dr. Val’s passion with physical therapy is helping active people continue moving and doing what they love to do. She finds joy in building relationships with clients, beyond just helping them get out of pain. Seeing clients accomplish what they never thought was possible is what makes being a physical therapist so special.

When she’s not in the clinic, Dr. Val enjoys spending time with her family and friends, playing games or cards, and going out for group activities like bowling, Topgolf, ax throwing, etc! Favorite foods include anything sweet or a nice charcuterie dish. 😋 She loves to bake as a hobby and spend time with her adorable Kitten named Alfredo, nicknamed “Alfie.” 🐱


Dr. Caleb Overholser

DC, CSCS

-Licensed Doctor of Chiropractics

-NSCA Certified Strength and Conditioning Coach

-Certified CPR

-Certified Dry Needling

Dr. Caleb is from Lynchburg, VA. He went to Liberty University for his bachelor’s and master’s degree in exercise science. He obtained his doctorate in chiropractics at Palmer College Of Chiropractic in Davenport, Iowa.

Health and wellness has always been a passion and priority for Dr. Caleb. His favorite form of exercise is CrossFit because of the active community that loves fitness as much as he does! He also values aspects of health outside of exercise including (but not limited to) nutrition, sleep, reading and continued learning, mental and spiritual health. “Community and friendships are crucial for me to stay healthy and surrounding myself with like minded peeps!”

Dr. Caleb’s treatment model looks a lot like finding the strategies that help you get back to what you love doing through specific exercises, soft tissue work, and a multitude of different rehabilitation techniques that best suit your needs—ultimately creating resilience long-term!

When he’s not in the clinic, Dr. Caleb can usually be found OUTside and moving by ways of running 🏃‍♂️, hiking, fishing 🐟, disc golf, and other adventures. He enjoys watching movies or a good show, checking out local coffee shops especially for a good cold brew ☕, and spending quality time with friends and family!


Dr. Gaige Rassman

PT, DPT, CF-L1

-Licensed Doctor of Physical Therapy

-CrossFit-Level 1 Trainer

-Trained in Dry Needling for Orthopedic Rehab and Sports Performance (SFDN1)

-Certified CPR

Dr. Gaige is a native to Ohio, growing up in Delphos. He received his Doctorate of Physical Therapy degree from The University of Findlay. During his time at UF, he served as President of the PT student organization, earned emerging leadership awards, and graduated with distinct academic honors allowing him to be inducted into the National PT Student Honor Society through ACAPT. Following graduation, he completed an Orthopedic Physical Therapy Residency at UNC Chapel Hill in North Carolina. Since completion of residency he has taken his Orthopedic Clinical Specialist (OCS) certification and is awaiting the results (3-4 moth wait time).

Gaige has always made an effort to push himself and others to achieve the best version of themselves. He is actively pursuing greater fitness through variations of CrossFit, bodybuilding, powerlifting, running, hiking, and the occasional game of spikeball. He believes in a similar methodology of fitness for his clients. He wants them to find activities THEY enjoy that encourage movement and healthy habits, while doing so pain-free!

Combined efforts of hands-on manual therapy and individualized rehabilitation allow Gaige to address clients holistically. He is dedicated to creating a comfortable, assuring environment for his clients to experience optimal outcomes. Sessions often include variations of soft tissue mobilization, mobility work, and progressive overload individually curated for the client based on their goals.

Outside of the clinic, you might run into Gaige and his wife, Kirsten, hiking 🥾 with their dog, Finn. Or maybe grabbing a cup of coffee ☕️ with friends, playing board games, and working out at M-Power gym and Centered CrossFit. 🏋️‍♂️


Ali Barhorst

-Training Nation Admin

-Client Coordinator

-Social Media Creator

-Certified CPR

Ali is Dr. Luke’s wife. She grew up in Findlay, OH and attended The Ohio State University for nursing. She enjoyed a career of pediatric nursing, travel nursing, and working in eye surgery before “retiring” to join the TNPT team.

She is typically the first line of contact for Training Nation when you text, call, or email! She also does many things behind the scenes managing schedules for our performance therapists, helping with scheduling our clients, checking-in with clients, organizing, ordering, posting, and anything else our clients and doc’s need support of.

She also fulfills the non-stop role of being a mom to two little girls and one boy! Ali enjoys being active with her family, hiking, playing soccer and home gym workouts. “It’s important to be strong and active for my health, but—just as importantly—to be an example to my kids that mom takes care of herself and can run around with them.”

She enjoys being a mom and wife, watching movies, hanging out with family and friends, cooking, and using essential oils. 🌿🤣 Favorite foods include (but not limited to) homemade pizza with ranch, and chocolate chip cookies.