Providers

More than Therapy LLC is owned and operated by Heidi L. Niles, PT, DPT. She received her Doctorate in Physical Therapy in 2012 from Husson University in Bangor, Maine and holds certifications for Dry Needling and LSVT BIG. Before that she received her Business Administration bachelor’s degree in 2003 from Gordon College in Wenham, Massachusetts.


Heidi has been a fitness instructor for the Bangor YMCA for various classes including aquatic and land programs for 20 years and has held multiple certifications as an ACE Certified Personal Trainer, AFAA certified group fitness instructor, TRX certified instructor and MOSSA certified instructor in classes such as Group Active, Group Groove, Group Fight, Group Core, Group Power and Group Centergy.

Heidi is an outdoor enthusiast who enjoys hiking, traveling, adventuring and being with her family and fur kids. 

Karen Mitchell MSPT, comes to us with over two decades of experience, primarily in outpatient orthopedic. Her special areas of interest are SI joint dysfunction, low back pain, and vertigo. However, Karen has enjoyed treating many other orthopedic conditions as well. 

She cares about her patients and puts their needs above her own. Karen and her husband became foster parents in 2022 and she took some time away from working to focus on the children. She is back now feeling refreshed and rejuvenated! 

Her interests include Tae Kwon Do, playing piano and guitar,  gym workouts, spending time at the coast and taking walks. 

Zachary Carlton PT, DPT our newest addition to the More Than Therapy staff comes from Athens, Georgia. He received his Bachelors in Exercise Science in 2017 from the University of Georgia and his Doctorate in Physical Therapy from Husson University in Bangor Maine in 2022. He is LSVT BIG certified and has work experience in both skilled rehab and outpatient therapy.

Zack has competed on cycling and triathlon teams and enjoys downhill skiing, back packing, strength training and biking all over Bangor: rain, snow, sleet or hail.

Willow, our therapy assistant is 11 years old and offers motivational support and lots of kisses. She has worked in outpatient physical therapy as an emotional support staff member for roughly 7 years. In her off time she enjoys chasing squirrels, hiking and being with her family.