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Premier Sports Physical and Rehabilitation Facility
Mondo sports therapy

Our Team

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Garrett Young

PT, DPT

Garrett Young

PT, DPT
Dr. Garrett Young was born and raised in Texarkana, Texas. He earned his Bachelor of Arts in Biology from the University of Dallas, where he was a member of the men’s basketball team. He went on to earn his Doctorate of Physical Therapy from the University of St. Augustine for Health Sciences in Austin. Dr. Young gained valuable clinical experience working with professional soccer players during his rotation with Austin FC and has also treated a wide range of orthopedic and sports populations. As a Certified Strength and Conditioning Specialist (CSCS), he integrates performance-based training to help athletes and active individuals return stronger to the activities they love. Dr. Young is currently pursuing a Fellowship in Orthopedic Manual Physical Therapy through the Manual Therapy Institute. Outside of the clinic, he enjoys working out, playing sports, spending time outdoors, trying new food, and being with his friends and family while promoting a balanced and active lifestyle.
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Kelly Flynn

PT, DPT.

Kelly Flynn

PT, DPT.

Dr. Kelly Flynn, a native Austinite, graduated with a B.S. in Exercise Science and a minor in Business from The University of Texas. She earned her Doctorate of Physical Therapy from Texas State University. A former competitive soccer player, she played on the women’s club team at UT. Currently, Dr. Flynn is pursuing a Fellowship in Orthopedic Manual Physical Therapy through the Manual Therapy Institute. In her free time, she enjoys hiking, playing sand volleyball with friends, baking, playing pickleball, and spending time with her family.

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Nicole (Nic) Mims

PT, DPT

Nicole (Nic) Mims

PT, DPT

Dr. Mims was born in Nova Scotia, Canada, and lived in several states before settling in Texas in the late 1990s. Dr. Mims received her BA in History from the University of North Texas in Denton and her Doctorate of Physical Therapy from Texas State University. While earning her Doctorate degree, she worked as a personal trainer (NASM and NCCPT) as well as a running coach (RRCA).

Dr. Mims is pursuing her Fellowship In Orthopedic Manual Physical Therapy through The Manual Therapy Institute.

Professionally, Dr. Mims enjoys working with active and creative individuals, helping them return to their desired activity stronger than ever. Outside of work, she loves tapping into her creative side, practicing Ving Tsun, woodworking, craft arts, painting, and fire dancing, in addition to weightlifting and running.

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Rich Geraci

PT, DPT, FAAOMPT

Rich Geraci

PT, DPT, FAAOMPT

Dr. Geraci was born and raised in Southwest Florida. He served in the United States Navy for four years on board the aircraft carrier USS Abraham Lincoln. In 2001, he graduated from Florida Gulf Coast University with a Master of Science in Physical Therapy. He received his Doctorate in Physical Therapy in 2007 from A.T. Still University. He became certified in LSVT-Big for Parkinson’s patients in 2010 while working in the home health setting. After his time in home health, Dr. Geraci returned to his passion for orthopedic physical therapy by completing his Fellowship in the American Academy of Orthopedic Manual Physical Therapists through The Manual Therapy Institute. When not in the clinic, he enjoys mountain biking, working out, and spending time with his family.

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Jacob Garza

PT, DPT, ScD, OCS, FAAOMPT

Jacob Garza

PT, DPT, ScD, OCS, FAAOMPT

Dr. Garza is a native Texan. He graduated with his BS in Biology from the University of Mary Hardin Baylor. While at UMHB, he played two years of football for the Crusaders. He obtained his Doctorate in Physical Therapy at Texas State University – San Marcos. Dr. Garza is a Fellow of the American Academy of Orthopedic Manual Physical Therapy and a Board-Certified Orthopedic Clinical Specialist. He completed his Doctor of Science degree at Texas Tech University Health Science Center in 2025. He is an Assistant Professor in the Department of Physical Therapy at Texas State University

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Andrew Okamoto

PT, DPT, IPNFA, FAAOMPT

Andrew Okamoto

PT, DPT, IPNFA, FAAOMPT

Dr. Okamoto was born and raised in Honolulu, Hawaii. He graduated with his BS in Exercise and Sports Science at Oregon State University and obtained his Doctorate in Physical Therapy at Samuel Merritt University in Oakland, CA. Additionally, Dr. Okamoto completed the 9-month Kaiser Vallejo Proprioceptive Neuromuscular Facilitation (PNF) Residency in 2009 and his Fellowship in Orthopedic Manual Physical Therapy through The Manual Therapy Institute in 2013. Currently, he is working towards his certification in Dynamic Neuromuscular Stabilization (DNS).

Dr. Okamoto has been working as a physical therapist in California for more than a decade. He enjoys working with patients from all walks of life and focuses on empowering his patients through education and improving their performance through optimizing correct movement strategies. More recently, his focus has been on helping golfers of all abilities improve their games by facilitating improved golf swing mechanics through better movement strategies throughout the swing.

When not in the clinic, Dr. Okamoto enjoys traveling, eating good food, golfing, and teaching/training in martial arts.

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Pieter Kroon

PT, DPT, OCS, FAAOMPT, Owner

Pieter Kroon

PT, DPT, OCS, FAAOMPT, Owner

Dr. Kroon was born and raised in Leiden, the Netherlands, and graduated from the Haagsche Opleiding voor Fysiotherapie in The Hague, prior to moving to Texas in 1987. He received his Doctorate in Physical Therapy in 2013 at Rosalind Franklin University, is board certified in orthopaedic physical therapy, and is a fellow in the American Academy of Orthopedic Manual Physical Therapy. Dr. Kroon is the co-owner and Program Director of the Manual Therapy Institute, a credentialed Fellowship Program in Orthopaedic Manual Physical Therapy, where he has been teaching post-graduate manual therapy courses nationwide since 1994. He and Dr. Gwyn co-own Mondo Sports Therapy.

Dr. Kroon worked with the US Olympic Speed Skating Team in Park City, UT in 2009 & 2010. He has experience working with Olympic track and field athletes, triathletes, speed skaters, judokas, professional dance performers, and professional baseball players.

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Katherine (Katie) Gwyn

PT, DPT, Cert. MDT, FAAOMPT, Owner

Katherine (Katie) Gwyn

PT, DPT, Cert. MDT, FAAOMPT, Owner

Dr. Gwyn was born in Bedford, England, and lived in several countries before settling in Austin, Texas. She graduated from Rice University with a BA in Kinesiology. While at Rice, she was a varsity member of the cross country and track teams during a time when they won 8 conference championships. Dr. Gwyn earned her Master of Science in Physical Therapy and her Doctorate in Physical Therapy from Texas Woman’s University. She received her certification in the McKenzie method of mechanical diagnosis and therapy in 2013 and her Fellowship in Orthopaedic Manual Therapy in 2015. Dr. Gwyn is on faculty with The Manual Therapy Institute, a post-doctorate Fellowship Program in Orthopaedic Manual Therapy, where she educates fellows-in-training nationwide. She and Dr. Kroon are co-owners of Mondo Sports Therapy.

Dr. Gwyn has pursued further education in pelvic floor physical therapy. As an athlete, her own postpartum journey was confusing and difficult. She specifically hopes to offer women the empowerment and expertise they need to address the physical challenges of pre and postpartum life with clarity, boldness, and radical candor. She believes people should not suffer silently with concerns about diastasis recti, pelvic pain, or incontinence and rejects the notion that these are just normal byproducts of the aging process.

Dr. Gwyn enjoys working with a diverse patient population, from active adults to professional athletes across a multitude of sports. She continues to pursue her love of athleticism with running, swimming, and strength training. She completed the 6 marathon majors in 2024.

Dr. Gwyn’s Athletic Accomplishments

  • Member of the NCAA Western Athletic Conference Cross Country Championship teams in 1999 and 2002
  • 10km WAC champion in 2000
  • Marathon PR of 2:53 at CIM (2018)
  • Current Marathon Major results: 2:54 NYC (2019), 3:02 Boston (2018 and 2019), 3:06 London (2019), 3.14 Chicago (2022), 3.08 Tokyo (2023), 3.14 Berlin (2024).
  • Age group 1st place finisher in Conroe Ironstar Half Ironman in 2006 (5:19:23)
  • Age group 1st place finisher in the Austin Marathon in 2007 (3:06:40).

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