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OUR STAFF

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Brian Heuiser, PT

Brian opened Heuiser PT in 2003 with the goal of providing excellent care in a fun and relaxed environment. He went to Carroll College and played on the Fighting Saints Basketball team while studying Sociology. He continued his education at The University of Montana and graduated with his Master of Science in Physical Therapy in 1998. Brian’s areas of interest include sports rehab, ACL rehab and prevention, and post-surgical care. In his spare time, Brian and his wife, Amy, can be seen following their 3 daughters around in their various athletic activities as well as an occasional fishing trip in between sports seasons. Brian is also a member of the Last Chance Curling Club and is pretty sure he’s the tallest curler in Montana at 6’8”. He is the Strength and Conditioning Coach for the Carroll College Fighting Saints Women's Basketball and Volleyball teams. 

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Andi Michalson, DPT

Andi started her career at Heuiser PT in 2006. After playing multiple sports and being named to the All-State Volleyball team for Belgrade High, she went on to Carroll College where she studied Psychology and was a member of the Fighting Saints Volleyball team. She continued her education at The University of Montana and received her Doctorate of Physical Therapy in 2006. Andi focuses on Women’s Health and is able to help anyone with pregnancy-related conditions, incontinence, and any other pelvic girdle dysfunction. She is a CAPP-OB Certified Therapist. Andi is passionate about providing trauma-informed, compassionate, and inclusive care to all her clients. Ask her what she's reading as she and her husband Thad try to keep up with their 3 awesome daughters and hobby farm. 

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Mark Bennett, PT, ATC

Mark Bennett is a Helena native and 1992 graduate of Capital High School who started working at Heuiser Physical Therapy in 2009. He graduated from Western Montana College in 1997 with degrees in Biology and Physical Education with an emphasis in Sports Medicine. He has been a Certified Athletic Trainer since 1997 and can be found helping out at the local high schools during various sporting events. He continued his education at the University of Mary and graduated with a Masters of Science in Physical Therapy in 2001. Mark focuses on shoulder and elbow rehab especially in overhead and throwing athletes. When Mark is not at work he enjoys hiking Mt. Helena with his wife, taking bike rides with his kids, practicing photography at his kid’s sporting activities and spending time with family. Mark became a Shareholder in Heuiser PT in 2014.

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Eileen Brennan, DPT, CHT

Eileen is a Helena native and Capital High graduate who started her career at Heuiser PT as a patient while recovering from ACL tears in both of her knees sustained while she was on the Lady Saints Soccer team at Carroll College. After graduating from Carroll College in 2007 and a quick career in clinical research, she decided to go to Physical Therapy school at the University of Montana, graduating with a Doctorate of Physical Therapy in 2012. Eileen and her co-worker Rachel Reishus are the only two physical therapists in Helena who are Certified Hand Therapists. She focuses on hand therapy, splint fabrication, and general upper extremity care. In her spare time, she enjoys spending time with her extended family, hiking with her dogs, and listening to music around town with her husband and two sons. Eileen became a shareholder in 2019.

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Arynn Darfler, DPT, OCS

Arynn is a Helena native and Capital High graduate who started her career at Heuiser PT as a patient while recovering from an ACL tear in her knee sustained in competitive gymnastics in high school. She was able to work her way back to competitive gymnastics to compete at level 8 in her senior year of high school before she attended college at Colorado State University. In the summers during college, she returned home to Helena and worked as an Aide at Heuiser PT. She completed her Doctorate of Physical Therapy training at the Mayo Clinic Program in Physical Therapy in 2014 where she won awards including honors for writing the most outstanding scholarly paper, outstanding academic achievement in the physical therapy curriculum, as well as an award honoring student dedication, compassion, and being a selfless colleague. She became a staff PT at Heuiser PT in 2014. Her areas of interest include sports rehabilitation, especially with local gymnasts, neurological rehabilitation, as well as general orthopedics. She is a Balance and Vestibular Specialist certified through the American Institute of Balance. Arynn is also a volunteer assistant coach at Capital High School for the cross country and track teams. In her spare time, you can find her running, hiking, cooking, baking, and spending time with her husband, children, and extended family. Arynn became an Orthopaedic Certified Specialist (OCS) in 2019, which puts her in a small group of Montanans (less than 130) that have this advanced certification.  

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Kasey Mannix, DPT

Kasey started her career at Heuiser PT in 2016. After winning 11 individual track state championships and 2 cross country state championships for Polson, she went to the University of Oregon to study Human Physiology and ran the 400m hurdles for their track team. She continued her education at the University of Montana and graduated with a Doctorate in Physical Therapy in 2012. She continues her love of running by helping Helena area runners identify gait impairments, find proper footwear and recover from injuries. She also has an interest in spine rehab, headaches, and TMJ dysfunction. Kasey is also certified in dry needling as an option for treatment. In her spare time, she likes to spend time outdoors with her husband and kids, run, swim, eat good food, and travel around Montana visiting friends and family.

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Rachel Reishus, DPT, CHT

Rachel Reishus began her career at Heuiser PT in 2017. Rachel’s interest in physical therapy began during her youth soccer career in Kent, Washington. After being named first-team all-state for Washington three years in high school and winning the Seattle Times top defender her junior and senior year she went on to play soccer for the Lady Griz. Unfortunately, a few too many concussions prematurely ended her soccer career. As a result, she has developed an interest in concussion management as well as spine and orthopedic rehabilitation. Rachel is a Certified Hand Therapist. She and her co-worker Eileen are the only physical therapists in Helena who are Certified Hand Therapists. Rachel is also certified in dry needling as an option for treatment. In her spare time, she can be found chasing elk, hiking, and camping with her husband and extended family around the hills of Helena.

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Conor Smith, DPT

Conor is originally from Spokane Valley Washington and moved to Helena to go to Carroll College where he played both football and soccer. After graduating from Carroll, he went to Idaho State University for physical therapy school. Conor returned to Helena after graduating from PT school and worked in outpatient orthopedics for 3 years before he moved to Vail, Colorado where he completed a sports residency program with Howard Head Sports Medicine to qualify for a sports-certified specialist through the APTA. He returned to Helena in 2023 and started with Heuiser PT.  He also works for the US Ski Team as a physical therapist, helps with sideline medical coverage with Carroll College, and is an assistant coach for the Carroll College Men's soccer program. When he’s not working he enjoys golfing, fishing, hunting, and hiking with his wife.

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Korey Danielson, PT

Korey Danielson is a 1992 graduate of Billings Skyview who has been practicing in Helena MT the past 20 yrs. In high school he played club soccer, wrestled and ran both cross country and track. He then attended the University of Montana where he studies Health and Human Performance with an emphasis in Exercise Sciences and received his BS in PT in 1998. Since that time he has worked in several areas including inpatient rehabilitation, general orthopedics and acute hospital care with his areas of interest in general orthopedics, neuro, and vestibular PT. He also did complete the Emory University Vestibular Certificate of achievement. In his spare time you'll find Korey spending time with his wife and daughter and enjoying all the great outdoor activities Montana has to offer including skiing, fishing, biking, hunting, running, camping, golfing, and kayaking. 

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Shelley Clark, DPT

Shelley Clark is a South Dakota native though moved to Montana after graduating from the University of South Dakota with her Doctorate of Physical Therapy in 2008. she started her career at Heuiser Physical Therapy in 2023. Shelley has an interest in orthopedics especially ankle, knee and shoulder after having prior injuries of her own. she became certified in Dry Needling in 2022. In her spare time, you can find her with her dogs, exploring the outdoors or spending time with family/friends. 

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Kelsie Gray, DPT

Kelsie started her career at Heusier PT in 2023. She grew up in Deer Lodge, MT and was a multi-sport athlete at Powell County High School. Injuries while playing sports sparked her interest in PT. She attended the University of Montana-Western and graduated with a degree in Health and Human Performance in 2020. She then graduated from the University of Montana with her Doctorate of Physical Therapy in 2023. Kelsie enjoys sports rehab as well as general orthopedic rehabilitation. In her spare time, she enjoys being outdoors and spending time with her family and friends.

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Lauren Ybarrondo, PTA

Lauren has been with Heuiser PT since 2022. Her interest in physical therapy started when she was growing up in Shaker Heights, Ohio while playing field hockey, lacrosse and swimming. She graduated with a Bachelors degree in Health and Exercise Science from Syracuse University in New York. She completed her physical therapy assistant program at Pima Medical Institute in Seattle, WA and became a licensed PTA in 2013. Since graduation, Lauren has worked in multiple physical therapy settings such as acute care, pediatrics, skilled nursing and outpatient. She is passionate about educating patients about their anatomy and how pain affects their body. Outside the clinic she enjoys traveling, camping and hiking with her family.

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Killian Gilreath, PTA

Killian is a Helena native and a Helena High School graduate who started her career at Heuiser PT in 2021. She played college soccer at the University of Great Falls while majoring in Health and Human Performance, graduating in 2016. Killian became passionate about orthopedic rehabilitation after tearing her ACL and breaking her leg while playing college soccer. She also gained an interest in neurological physical therapy due to her diagnosis of epilepsy. Following her undergrad work, Killian graduated from the PTA program at the College of Great Falls in 2018. In her spare time, you can find Killian with her husband, Kyle,
and her two dogs fly fishing, backpacking, hunting, camping, and visiting family and friends throughout Montana.

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Tara Fahlquist, Office Manager

Tara has been trying to keep us all in line at HPT for the last 13 years. She is originally from Gering, NE, and studied Criminal Justice at Chadron State. She has two stepchildren and a wonderful husband, Leigh. She enjoys playing cards and board games, reading books, watching football and baseball, and hanging out with family and friends. 

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Anne Bartsch, Office Manager

Anne joined Heuiser PT 3 years ago, after retiring from teaching in the Helena School District. She is originally from Littleton, Colorado and attended the University of Montana where she earned her degree in education while also playing volleyball for the Grizzlies. She and her husband, Kevin have 4 daughters and in her spare time she likes to read, go to sporting events, play games with her family, walk or hike, and nap.

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Amy Heuiser, Office Manager

Amy is originally from Livingston, MT, but has been in Helena since she attended Carroll College and earned her degree in Math/Secondary Education while also playing volleyball for the Fighting Saints. Amy was the head coach for Saints Volleyball for 8 years and has been active in coaching throughout Helena's organizations since. She has been with HPT for 18 years, and she and Brian have 3 daughters, whom she loves supporting in all they do. She also enjoys hiking, spending time with family, watching sporting events (especially her daughters), and crafting. 

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