About Us

Chuck Herron

CEO, VP of Marketing & Public Relations

As a past athlete, Chuck personally saw how physical therapy and occupational therapy helped athletes stay on the field. Now Chuck watches as On the Mend keeps patients on the field of life every single day. Motivated by the desire to make sure the residents of Mesa and Chandler can keep hiking, swimming and playing with their children, Chuck strives for excellence. Patients who no longer depend on others and can continue doing the things they love are his reward. As the CEO of On the Mend, Chuck is always striving to find ways to improve his business, working hard to continue delivering outstanding services and outcomes. As a father of four, he and his wife, Katrina, stay busy every weekend with multiple youth sports leagues, hiking and camping in the area.

Katrina Herron

Practice Owner, PT, DPT, CLT

Katrina is a certified lymphedema specialist and holds certifications in dry needling and functional capacity evaluations. She and her husband, Chuck, partnered to found On the Mend Physical Therapy, where she still treats patients today. Her expertise and hard work as a physical therapist helped On the Mend expand; their private outpatient practice continues to grow. In addition to their professional endeavors, Chuck and Katrina have four beautiful children, two boys and two girls, and a dog. They are actively involved in multiple sports with their kids, and Katrina enjoys hiking in her off time. She has lived in California and Colorado but has always found her way back home to Arizona, a place she’s glad to be.

Cathy Best

Practice Owner, OT, VP of Administration & Operations

Cathy is an occupational therapist and has been a certified hand therapist since 2012. She has worked with a variety of patients, from children to adults, helping them with their orthopedic and neurological problems. Her focus has been outpatient therapy for adults with neck, hand and upper extremity injuries. She has extensive experience with both non-surgical and post-surgical injuries. Cathy is also skilled in custom splinting. She recently shifted her focus to operations and administration for On the Mend Physical Therapy; however, she still consults on upper extremity injuries and treats patients when needed. In her free time, Cathy loves to hike in the Mesa or Sedona areas. She loves to spend time with her husband and two dogs, socialize with her friends and neighbors, read books and travel.

Katie Goldsack

PT, DPT, Cert. DN

Katie was born and raised in Burbank, California. She moved to Arizona to pursue her bachelor’s degree at Arizona State University and a doctorate in physical therapy at Northern Arizona University. She enjoys working with patients of all ages and conditions and has particular interests in general orthopedics and post-surgical conditions. Katie is also on the path to getting dry needling certified. She ensures all of her patients get the best quality care possible and tailor patient treatment based on their specific goals. Katie is a strong believer that improved function is obtained by movement. In her free time, she enjoys hanging out with family and friends, watching movies and playing with her dog, Milo.

John Bercel

PT, DPT

Lucas Myers

PT, DPT

Matthew Swartz

PTA

Matthew is a physical therapist assistant at the Sossaman and Broadway clinic. He has worked with On the Mend since September of 2018. Matthew attended Arizona State University for his bachelor’s in kinesiology and attended Pima Medical Institute for his physical therapist assistant degree. Matthew works closely with physical therapists to perform daily treatments and ensure patients are moving towards their goals. He takes pride in seeing patients return to their prior level of function and getting back to participating in activities that they enjoy. Matthew enjoys working with patients of all ages and skillsets and challenges patients by including functional exercises and activities. Matthew has lived in Arizona for 15 years and is an avid sports fan for all Arizona sports teams and has season tickets to the Arizona State University Sun Devils football. He is currently engaged with a wedding planned for October of 2020.

Alex Saucedo

Lead PT Tech

Alex is the lead physical therapy technician and has worked with On the Mend for more than three years. He attended East Valley Institute of Technology for the physical therapy technician program on the main campus. Alex came to On the Mend as a student where his work ethic and bilingual language earned him a spot with the company. Alex makes sure the patients are brought back on time and gets them through their plan of care. If a patient is in pain or has difficulty with an exercise, he makes sure he communicates with their therapist and corrects their technique. He also makes sure there is the right amount of supervision when he is working on the schedule. Alex enjoys what he does for a living and is planning to go back to school in the future to become a physical therapist assistant. Outside of work, Alex enjoys reading and spending time with his baby brother. Not only does he spend time with his family, but he is very athletic and enjoys working out, does Spartan races and plays Australian football for the Arizona Hawks.