Mountain Land Physical Therapy Billings

Mountain Land Physical Therapy in Billings, Montana provides comprehensive physical therapy and rehabilitation services for Billings and the surrounding area.

See what people are saying about the Billings Clinic…

The staff is always helpful and friendly with smiling faces. It’s just an encouraging place to go to!

Billings Physical Therapy Staff

John Zakrzewski

John Zakrzewski, PT, OCS, CMTPT

Clinic Director, Physical Therapist,
Board Certified Orthopedic Specialist

John Zakrzewski is a licensed physical therapist with years of experience in outpatient physical therapy. He completed his education at the Mayo Clinic in Rochester, Minnesota in 1993. Before joining Mountain Land in 2005, John worked as a physical therapist in the Billings area for several years. In 2004 John received his certification in spinal manipulations following a fellowship with the Manual Therapy Program in Denver, Colorado. John’s personal approach to patient care is to give the best quality treatment through personal, individualized pathology identification. His attention to detail has made him a successful therapist, and we are proud to have him as part of the Mountain Land Team!

Jeff Deguire, PT

Jeff Deguire, PT, COMT, FAAOMPT

Physical Therapist, Certified Orthopedic Manual Therapist

Jeff Deguire has practiced Physical Therapy since 2006 and joined the Mountain Land team in October of 2017. After getting his Masters in Physical Therapy from D’Youville College in Buffalo, New York, Jeff became a Certified Orthopedic Manual Therapist through Maitland-Australian Physiotherapy Seminars (MAPS) and is currently a Fellow-in-Training in the MAPS Orthopedic Manual Therapy Fellowship Program.

Jeff’s goal is to help each patient feel comfortable, confident and respected while he delivers the best possible treatment. Jeff follows the Maitland approach to accurately determine each patient’s source of pain. By using his biomedical knowledge and evaluative skills, Jeff is able to match his patients with the most appropriate treatments to get them back to enjoying life. Jeff specializes in Cervicogenic headaches and Orthopedic spine therapy.

Outside of the clinic you will find Jeff hiking, biking and and enjoying Montana with his wife and two kids.

Michael Kelsey, PT, MSPT

Physical Therapist

Michael earned her Bachelor’s degree in Exercise Physiology from Montana State University in 2002 and her Master’s degree in Physical Therapy from the University of Montana in 2004. 

Specializing in physical therapy management of runners, Michael also has extensive experience in sports medicine and orthopedic manual therapy.  Her education includes lumbopelvic stabilization, IASTM, taping, and Pilates. Michael is passionate about health and wellness and believes in an individual approach in educating each of her patients so they feel empowered to get back to doing what they enjoy.

When not in the clinic, you’ll find Michael gardening, landscaping, cooking healthy new recipes, and her passion, running!  

Leslie Marty, PTA

Physical Therapist Assistant

Leslie graduated from Flathead Valley Community College in 2016 and she joined the Mountain Land team in 2018.

Leslie became interested in Physical Therapy while helping her Pilates clients overcome orthopedic problems and chronic pain. Leslie’s clinical experience has helped her become skilled at training balance and coordination as well as post stroke and orthopedic injury rehabilitation. Leslie strives to develop a partnership with her patients while keeping motivation and interest levels high throughout the recovery process. Leslie has additional training in posture control, optimal moving skills and is LSVT BIG certified.

Leslie has quite the horticulturalist’s green thumb when it comes to botany, landscape design and general plant propagation. She also enjoys Nordic Skiing, swimming in fresh water and reading great non-fiction.

Corey Bummer, PTA

Physical Therapist Assistant

Corey earned two Bachelor’s degrees; one in Exercise Science and another in Physical Education and Health from Rocky Mountain College in Montana. He went on to earn his Physical Therapy Assistant degree from Great Falls College–Montana State University.

Corey specializes in orthopedics and therapeutic exercises. He strives to establish a game plan with his patients, using the most beneficial modalities and exercises,  so they can return to what they love to do. Being active in sports all of his life and playing college football, Corey experienced many injuries and knows first-hand the value of physical therapy. He is passionate about educating his patients on how to perform specific stretches and exercises to help them live a more functional life.

When Corey is not in the clinic, he enjoys hiking and camping in the Beartooth Mountains, fly fishing, skiing, golfing, football, billiards, carpentry and spending time with his family and friends. 

Directions to Mountain Land Physical Therapy Billings, Montana

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