Meet Your Experienced Team of Physical Therapists

Laney O'Neill, MPT
Physical Therapist, Clinic Director
Laney graduated from Eastern Washington University in 2002 with a Masters degree in Physical Therapy. She is a highly experienced orthopedic therapist, drawing from a blend of manual therapy approaches. She has taken a variety of continuing education including North American and Great Lakes Seminars, and completion of all McKenzie Institute courses for treatment of the spine. She emphasizes a functional exercise approach to allow her patients to recreate their treatments and maintain progress independently.
Laney also specializes in lymphedema, practicing in this field since 2004. She treats patients with cancer, as well as orthopedic and venous based edemas of all extremities. Prevention and education are at the core of her practice, ensuring each patient has the tools and resources to treat and maintain this lifelong condition.
In her spare time, she can be found with her husband chasing their young children around. She is an outdoor enthusiast and is typically running, hiking, golfing, skiing or camping when away from work.

Christine Mattson, DPT
Physical Therapist, Clinical Supervisor
Christine primarily treats patients with orthopedic conditions and has additional expertise in the treatment of temporomandibular dysfunction (TMD) and vestibular disorders. She is also certified in Modern Management of the Older Adult (MMOA) through the Institute of Clinical Excellence, reflecting her dedication to helping older adults maintain independence, mobility, and an active lifestyle. She is committed to providing individualized, evidence-based care that helps patients achieve their goals and improve their quality of life.
Christine has a special interest in amputee rehabilitation and has developed an Amputee Rehabilitation Program to support patients through all phases of recovery, prosthetic training, and functional mobility. She works closely with prosthetists to maximize each patient’s experience and functional outcomes. In addition, she serves as a guest instructor for the Physical Therapist Assistant Program at Pima Medical Institute, teaching the Special Topics course on amputee rehabilitation and providing students with hands-on experience working with individuals with limb loss.
Known for her compassionate and patient-centered approach, Christine strives to create a supportive environment where patients feel empowered throughout their rehabilitation journey.
Outside the clinic, Christine enjoys spending time with her husband, two children, and their dog. Whether she’s staying active with her family, kickboxing, or relaxing on the couch watching a movie, she values maintaining a healthy balance between work, family, and personal wellness.

Lily Cronin, DPT
Physical Therapist
Lily graduated from the University of Puget Sound in 2003 with a doctorate in physical therapy. Lily has worked for nearly two decades in outpatient orthopedics and has a broad knowledge of post-op orthopedics, motor vehicle collision/trauma-related injuries, and sprains/strains.
Lily has special interests in jaw, facial, headache and neck pain, thoracic, and breathing-related dysfunctions. Lily utilizes a blend of patient-specific functional exercises and various manual techniques to minimize patient discomfort and maximize their quality of life.
When not in the clinic, Lily enjoys finding adventure in the every day with her son. She enjoys crafting, cooking, sewing clothes, making music, reading, watching movies, and other geeky things.

Felix Hill, DPT, OCS
Physical Therapist
Felix graduated from Regis University in Denver, Colorado, in 2020 with a doctorate in physical therapy and earned an Orthopedic Specialist Certification (OCS) in 2024.
For the first two years of their career, Felix treated patients with spine-related pain in coordination with physiatrists. They worked with patients before and after injections, nerve ablations, placement of spinal cord stimulators, and other spine surgeries. Since then, they have worked in general orthopedics, treating everyone from teenage athletes to older adults. They have experience treating patients with jaw pain, individuals with concussion, and people with vertigo or other types of dizziness.
Felix typically incorporates hands-on techniques with therapeutic movement, tailoring treatment to meet the individual needs of each patient. They equip patients with information, promote body awareness, and work to address the root causes of pain. They have experience working with patients with hypermobility/EDS, people with Autism and ADHD, and LGBTQ+ individuals.
When not in the clinic, Felix enjoys spending time with their wife and their dog, Rufus. They enjoy swimming, yoga, hiking, backpacking, and watching movies at a small independent movie theater.

Chris Hoang, PTA
Physical Therapist Assistant
Christopher Hoang graduated with honors from the Physical Therapist Assistant program at Green River College with an Associate degree in Applied Science in 2023. He had prior experience during clinical rotations at multiple outpatient orthopedic physical therapy clinics and hospital-based inpatient rehabilitation centers.
Chris has an affinity for functional strengthening through finding new and unique ways to challenge and progress patients to meet their desired goals. He has a distinct interest in neurological and cervical-based dysfunctions. He hopes to expand his knowledge and skills in this field of study to aid patients in achieving pain-free living.
As an active member of the Federal Way community, Chris is a Kung Fu instructor and dance coach at the Mak Fai Dragon and Lion Dance Association in Seattle’s Chinatown International District, where he leads kids and adult martial arts classes and women’s self-defense courses. He is also a “foodie” looking for the next best bite!
Schedule an appointment in our Federal Way Clinic or contact us to learn more about our physical therapy services.
