Physical Therapy Doctors of Florida

Dr. Jonathan Mullis, PT, DPT

Owner and CEO

Owner and CEO of Physical Therapy Doctors of Florida LLC. Dr. Mullis has been a physical therapist since graduating from Northeastern University in Boston, with his Bachelor of Science degree in Physical Therapy, in 2000. He went on to obtain his Doctorate in Physical Therapy (DPT) from Simmons College in 2005 and also completed a one-year fellowship program in the Norwegian Approach to Manual Therapy, at the Institute of Orthopedic Manual Therapy, in Woburn, MA, in 2002. Over the years, he has also received training in various other manual therapy and myofascial therapy techniques.

Before starting Physical Therapy Doctors of Florida, Dr. Mullis founded Mullis and Associates Physical Therapy, Inc. in 2009 which grew to two Boston area locations before being sold to ProEx Physical Therapy in May of 2017. Dr. Mullis also spent over 8 years at Boston Medical Center, prior to founding Mullis PT, and was responsible for managing the Outpatient Rehabilitation Therapies Department. He specializes in the treatment of orthopedic injuries of the spine and extremities.

Megan Bollinger, MPT, PRC, PMA-CPT

Physical Therapist

Megan joined our team in November of 2020 as a Physical Therapist. Megan comes to Florida with a Master’s Degree in PT from the University of North Dakota. Prior to moving to Bradenton in 2017 she was from Bemidji, MN. She has specialties in treating spinal disorders, chronic pain/migraines, women’s health, and athletes. She is a biomechanical expert and movement specialist.

Megan is one of less than 250 therapists worldwide that has earned a certification from the Postural Restoration Institute specializing in using multiple systems/whole body approach for evaluation and treatment. She also has an advanced certification in Pilates from the Pilates center in Boulder, CO. She is an “out-of-the-box” therapist that has a passion to help patients return to a healthier life by identifying and correcting unhealthy movement patterns.

Dr. Scott Swetland, PT, DPT

Physical Therapist

Scott joined our team in July of 2022 as a Physical Therapist. After attending Florida State University for Bachelors degree in Exercise Physiology, he graduated with his Doctorate of Physical Therapy degree from Florida International University in 2019. Prior to moving to Parrish in 2022, he lived in Ft. Lauderdale, FL most of his life. He has experience working with a wide range of patients treating joint pain, neurological injuries, balance, surgical recoveries, and athletes.

Scott specializes in healing the body and reducing pain through movement and strengthening. He believes in empowering the patient to take action with healthy habits to optimize their recovery. Scott has worked with many professional athletes to reduce pain and prevent injury. He loves to help people return to their favorite activities and hobbies, helping patients feel younger and be more active. With extensive experience in manual therapy, he is able to target specific areas to reduce tightness and pain. In his free time, Scott enjoys lifting weights, cycling, and playing with his dog Wilson.

Kristin Trezza

Patient Care Coordinator

Kristin joined our team in August of 2021 as our Patient Care Coordinator. Prior to moving to the Bradenton area, Kristin worked as a Human Resources Officer in Clearwater, FL. She has previously worked as a group fitness instructor and certified Personal Trainer. She is excited to be a part of our team and assist patients in scheduling their PT treatment to improve their physical health and capabilities.

Kristin lives in Bradenton with her family and is currently working towards her Bachelor’s degree. She enjoys spending time with her family, reading, writing, dancing, and running.

Sonia Mullis

Owner and COO

Owner and COO of Physical Therapy Doctors of Florida LLC. Sonia has extensive experience in both Operations and Management. Originally from the Dominican Republic, she has over 15 years of experience in Buying/Marketing and Management both in the Dominican Republic and in the United States. She spent 11 years working in the Merchandising Department at Stop & Shop Super Market/Ahold Headquarters in Quincy, MA. In her last role at Ahold, she was a Category Manager with responsibilities that included managing a promotional budget, assortment, promotions and buying for 400 stores. Upon leaving Ahold Sonia joined her husband at Mullis and Associates Physical Therapy, Inc. as the Director of Operations with oversite of all business operations.

She holds a Bachelor Degree in Hospitality Administration/Management from Pedro Henriquez Urena University, in the Dominican Republic.

Her hobbies include, spending time with her family, event planning, dancing and listening to music.

Cynthia Cantwell, PTA

Physical Therapist Assistant

Cindy joined our team in November of 2019 as a Physical Therapist Assistant. Originally from Northern Vermont, Cindy brings over 25 years of experience in both acute care and outpatient orthopedic settings giving her a wide range of therapeutic options. She believes in treating the body as a whole system.

Cindy graduated from New Hampshire Vocational College in Claremont, NH in 1989 and specializes in manual therapy, as well as, traditional physical therapy techniques. Additionally, she has extensive training in myofascial release, craniosacral therapy, joint balancing, total body balancing, massage therapy and postural restoration. Cindy enjoys educating patients about their bodies and providing the tools to assist in their healing.

Cindy lives in Lakewood Ranch, FL with her husband and her westie (Lola). She has a love for Yoga and in 2015 attended a 200- hour Hatha teacher training program, for her own personal growth.

Maggie Hunter, PTA

Physical Therapist Assistant

Maggie joined our team in January of 2023 as a Physical Therapist Assistant. Originally from Nebraska; she came to Florida in 2013. Maggie has been a Licensed Massage Therapist since 2005 and decided to further her career as a Physical Therapist Assistant graduating from Keiser University in 2020. She is passionate about partnering with her patients to integrate the best evidence in their care which involves managing symptoms and improving function through patient education, manual therapy techniques, and movement/exercise program. Physical therapy has been an ideal fit where she can educate and challenge patients while helping them to achieve their goals.

Maggie enjoys cooking, outdoor sports, fishing, and traveling with her husband and dog.