Meet our Team
Jenna Kokes, PT, DPT, OCS
Physical Therapist and Co-Owner
Jenna Kokes is a third generation resident of the Methow Valley who possesses the passion for the outdoors and community that comes with growing up in such a special place. She takes pleasure in assisting with youth sport and equestrians as she has been an active participant in these activities. Jenna loves to spend her free time backpacking, cross country skiing, and training her horses.
Jenna received her Doctorate of Physical Therapy from the University of Montana with the dream of eventually returning to the Methow Valley to practice. She is a board-certified orthopedic specialist whose clinical interests lie in the area of athletic injury prevention and ACL rehabilitation. Jenna has the skills and experience to get you back to your sport, work, and hobbies as quickly and effectively as possible.
Brett Kokes
Bookkeeper and Co-Owner
Brett Kokes is a devoted husband and father who followed Jenna’s dream of returning to the Methow Valley to practice. A graduate of Colorado State University, Brett is a retired fish biologist who enjoys hiking, fishing, farming, and biking. Growing up on a 6,000-acre farm in Colorado and graduating from a class of NINE, Brett thrives on small-town life. He found his soulmate in Jenna - and a business partner to boot! Working together, Jenna and Brett will carry on the tradition of running a family business that reflects their values of partnership and giving back to the community that they call home.
tim newton, PT, mpt, atc
Physical Therapist
After graduating as an ATC, Tim worked as an Athletic Trainer for the University of Portland for several years before leaving to travel extensively throughout Europe. Upon returning home, he established a private practice focused upon rehabilitation and sports medicine. During this time, Tim was fortunate enough to work with an Olympic champion and several national champion swimmers at the Puyallup Aquatic Club. Tim received a Masters degree in Physical Therapy from the University of Washington in 2001 and then completed a two-year internship and independent study with Loren Rex, an Osteopath known in the greater Seattle area. He has also completed the Level III coursework with the North American Institute of Orthopedic Manual Therapy.
Tim enjoys hiking, mountain biking, soccer, running, and skiing.
Mitch Luce, PT, DPT, CSCS, OCS
Physical Therapist
Mitch Luce is a Washington native who loves the outdoors and being an active member of the Methow Valley. He landed in Winthrop after 4 years of filling in for clinics and hospitals across the Western US. Mitch has a passion for working in rural settings and takes pleasure in helping people get back to farming, ranching, gardening or the many other outdoor pursuits offered here in the Valley. Mitch is an active outdoorsman and loves hiking, biking, climbing, skiing, rafting, fishing, gardening and being outside in general.
Mitch received his Doctorate of Physical Therapy from the University of Colorado Denver in 2013. He is a board-certified orthopedic specialist (OCS) and certified strength and conditioning specialist (CSCS). He is happy to bring these skills to the beautiful Methow Valley and assist people to getting back to enjoying what the Valley has to offer.
Jeff Powney, MPT, CYT
Physical Therapist
Jeff graduated from Physical Therapy from University of Alberta in Canada in 1996. He worked in a variety of positions with sports medicine in Australia, neuro and outpatient orthopedics as a traveling therapist in Texas and Montana. Jeff moved to Washington state in 1998 and has been practicing outpatient orthopedics since. He has always been passionate about helping people be able to understand their bodies and move more freely in order to return to work and the activities that bring value to their life. He has taken a variety of training in manual therapy including the Integrated Systems Model with Diane Lee in Canada, myofascial release, visceral and neural manipulation, courses in pelvic health, various forms of joint work, IASTM, and craniosacral therapy. He is a certified pregnancy postpartum corrective excersise specialis. Jeff got his yoga certification in 2002. He likes to integrate his experience with the neuromusculoskeletal system with yoga and other forms of movement therapies and functional exercise.
Jeff is very happy to be in the Methow Valley. His favorite activities have always been playing outdoors, hiking, backpacking, mountain biking, Nordic and hok skiing, and playing with his puppy Moose. His other hobbies include yoga, working out, pickleball, badminton and swing dancing with his wife to the great local musicians in the Methow.
Tedra Acheson, PTA, CLT
Physical Therapist Assistant
With a Bachelors of Science in Fitness and Sports Management, Tedra went on to receive her PTA degree through Whatcom Community College in 2009. Tedra is also a Certified Lymphedema Specialist and works with post-surgical patients to control swelling. When not busy treating patients, Tedra teaches tap and jazz dance, loves figure-skating and riding bicycles.
MArge Luthman OT
Occupational Therapist
Marge has been an occupational therapist for 40 years. She obtained her BS degree at Eastern Kentucky University, Richmond, KY, and her post-professional Master’s degree at Colorado State University in Fort Collins, Colorado. Her first 6 years of practice were spent in Chicago with a concentration on acute care in the hospital, home health, and adult rehabilitation. The following 34 years focused on pediatrics with ages ranging from birth to 18 years of age and in settings that included outpatient clinics, early intervention, schools, and children’s hospitals. She is certified in neurodevelopmental treatment (NDT) which focuses on children with neuromuscular issues, such as CP, motor discoordination, and genetic issues affecting neuromotor control. She has multiple certifications in treating children with sensory processing/sensory integration issues which include children with sensory-based issues, autism, and behaviors resulting from sensory-based issues. She has taught at the University of Puget Sound for 6 years and Bates Technical College OTA program for 6 years. She has taught in multiple countries including Peru, Canada, and Saudi Arabia. Philosophically, Marge strongly believes that helping clients by empowering them to work and play as they define it, is the most important goal. Marge enjoys playing outside biking, mountain biking, cross-country skiing, and hiking. She also enjoys mosaicking and being with friends.
Rachel Armstrong, PT, DPT
Physical Therapist
As a young adult, Rachel followed her dreams of becoming a professional dancer to New York where she received her bachelor's from SUNY Purchase Conservatory of Dance. Her work as a dancer, NASM personal trainer, and certified yoga instructor fostered a love for the human body in motion that led her to physical therapy. She received her Doctorate of Physical Therapy from the University of Colorado and has found that she enjoys working with people of all ages and abilities. Over the last couple of years, she has increased focus on female pelvic health and functional training, studying with Herman and Wallace Pelvic Therapy Rehabilitation and the Gray Institute.
She believes rehabilitation is a joint effort between the patient and the therapist in which both people work together in the recovery process to achieve the patient's unique goals and desired level of function. She can be found spending time outdoors with her family, hiking, skiing, or running and feels incredibly fortunate to join Winthrop PT and the Methow Valley community.
Jessica Dominguez
Office Manager
Jessica grew up in the Methow Valley. She joined the team in August 2022, with a background in working for rural healthcare centers where she helped patients navigate their healthcare and insurance needs. Most recently, she spent some time working in a non-profit company that partners with health centers to strengthen reproductive care and autonomy by increasing equitable access to a full range of contraceptives. Growing up in the Methow has created a passion for working with the community in helping to break down healthcare barriers, as well as aiding in navigating healthcare needs. During her downtime, Jess spends time with her 5-year-old son (Lorenzo) and dog (Lenny). Often mountain biking, camping, or swimming.
Denise Heatley
Front Desk Reception
Denise grew up in the Methow Valley. She attended Seattle Massage School and has been a massage therapist since 1998. When not working she enjoys gardening, biking, and golfing.
Bridget Schodorf
Front Desk Reception
Bridget joined Winthrop PT in July 2023. She recently moved to the Valley from Vermont (after spending a few months working in Oregon) with her partner and dog, Fergus. When not working at the front desk she enjoys spending her time rowing, playing with her dog, and exploring her new home.
Breann Smith
Social Media
Breann joined the team in February 2022. Breann’s been exploring the Methow’s trails and loves hiking. She’s a fabulous gardener, as well! She loves spending time with her family, friends, and two dogs, Blue and Cooper.
Sheena Morley
Front Desk Reception
Sheena joined the Winthrop PT team in May 2022. New to the Methow, she’ s exploring all the Methow has to offer, hiking with her Beagle, Sir Giles. She’s been a practicing as a Licenced Massage Therapist for over 10 years, and just completed her training as an Occupational Therapy Assistant.
FERN
Office Mascot