Lisa graduated from Grand Valley State University in 1989 and has been an employee of ORS since 1990. She is the clinical director of the Jonesville Clinic. She specializes in orthopedics, especially post-surgical total joint replacements. Lisa is trained in the Graston® Technique and in Manual Therapy. She is an active member of the American Physical Therapy Association and the Michigan Physical Therapy Association. In her spare time she enjoys spending time with her husband of 25 years and twin girls, cycling, walking, attending sporting events, and spending time at her cottage up north.
Mark Marshall- PTA, ATC, CSCS
Mark graduated from Defiance College in 2003 with a degree in Wellness and Corporate Fitness and Athletic Training Education. After graduation, Mark became certified as an Athletic Trainer, then as a Strength and Conditioning Specialist the following year. In 2009, Mark graduated from Baker College in Allen Park and became licensed as a Physical Therapist Assistant. He is currently working on his doctorate degree in physical therapy through the University of Findlay with completion expected in October of 2018. Mark has also attended many continuing education courses and has specialty certifications in the Graston® Technique and Selective Functional Movement Assessment. In his spare time, Mark enjoys spending time with his family and helping his dad on the family farm.
Amy Otterbein - PT
Amy graduated with a Bachelor's Degree in Physical Therapy from the University of Michigan in 1980. Her clinical interests include orthopedics, neuro-rehab, pediatrics, and women's health therapy. Amy is trained in the Graston® Technique and in Manual Therapy. She is an active member of the APTA and the MPTA. Amy and her husband have three adult children and four grandchildren. In her spare time, she enjoys walking, reading, spending time at the lake, and running after their new puppy, Cooper.
David Walbright PT, DPT, OCS, CSCS
David joined ORS in 2014. He graduated from Temple University with a Doctorate in Physical Therapy where he also completed an orthopedic manual therapy residency. He is clinically interested in orthopedics and is certified in Functional Movement Screening. David lives in Hillsdale with his wife and son. He is a big fan of the Cincinnati Bengals and Hillsdale College Tennis.