Therapist Pages

Martha Fair Williams, PT, MS


University of Oklahoma
• Bachelor of Science
Columbia University
 • Physical Therapy Degree
University of California - Davis
• Masters in Exercise Science


Early in her career Martha was an acute care hospital physical therapist both in University and Community hospitals. Since 1990 she has practiced outpatient physical therapy at SportRehab . Martha has had additional training in Temporalmandibular joint treatments, Dance medicine, hand therapy and wound care. She is a certified Pilates instructor since 1994 having completed three long term courses including BASI and Polestar.

Katherine Voepel, MScPT


University of California - Davis 
 • Bachelor of Arts Exercise Biology 2011 
Robert Gordon University
 • Masters of Science in Physiotherapy 2014


Katherine received her Masters in Physiotherapy from Robert Gordon University in Aberdeen, Scotland in 2014. She specializes in outpatient orthopedic physical therapy with emphasis on rehabilitation for runners, gait analysis, muscle imbalance, and SIJ dysfunction. She has advanced training in differential diagnosis of ankle and foot pathology and runner’s rehabilitation.

She previously worked in a variety of neurological rehabilitation hospital settings including stroke rehab, and both pre- and postoperative rehab for spine and brain surgery.  Kat believes that the key to successful rehabilitation involves individualized, one-on-one care.  She strives to  address the problem, not only the symptoms, to ensure true recovery.  As an avid runner Kat enjoys running with the Davis Golden Valley Harriers.  Her other interests include travelling, backpacking, cross country skiing, and spending time outdoors.

 Julie Miesfeld, DPT


University of Wisconsin-Madison
 • Bachelor of Science Kinesiology 2006
Marymount University
 • Doctor of Physical Therapy 2010


Julie has worked in various outpatient orthopedic settings for the past 8 years.  She has taken extensive coursework in gait training and rehab for runners, which is complemented by her 5+ years of working in running shoes stores across the country. 

Julie has treated a wide variety of patients and places high value on one-on-one treatment.  Her philosophy includes treating the whole patient, not just the injured body part.  She enjoys treating sacroiliac dysfunction, lower extremity injuries, and shoulder injuries. She also treats women's health issues, pediatric gross motor delay and torticollis, and post-concussion syndrome/vestibular issues.  Once a competitive triathlete whose career highlight was completion of the Ironman World Championships in Kona, Julie is now a recreational athlete who spends her spare time with her husband and four daughters.

Colin Phillips, DPT


Duquesne University
  • Bachelor of Science Health Sciences 2015
  • Bachelor of Science Biology 2015
Duquesne University
 •Doctorate in Physical Therapy 2017


Colin earned his Doctor of Physical Therapy degree from Duquesne University in Pittsburgh, PA. A native of Ottawa, Canada, Colin came down to the states on a NCAA Division 1 soccer scholarship. In his final season, Colin finished top 10 in the nation in scoring and points, earning him First Team Academic All-American honors. Despite professional contract offers, Colin decided to finish his schooling and graduated top of his class in 2017.

Now living in Napa, Colin is enjoying life in California and is excited to start this new chapter in his life. Colin specializes in working with athletes of all sports, and has training in injury prevention, injury rehabilitation and sports performance training. However, Colin also enjoys working with non-athletes, employing a "whole-body" approach to recovery and rehabilitation.

 Jane Hislop, PTLA, PhD

Tara Ogburn, PTA


University of Maryland
 • Associates of Arts 2010
Spokane Falls Community College
 • Associates of Applied Science, Physical Therapy Assistant 2017


Tara received her Associates of Applied Science degree, Physical Therapy Assistant, from Spokane Falls Community College in Spokane, WA, in June 2017.  A native to Philadelphia, PA, Tara enlisted in the US Air Force following high school where she served five years as an Aircrew Life Support technician.

The field of physical therapy appealed to Tara as a way to continue to serve others.  As a dedicated member of the therapy team, she is committed to individualized treatment for each patient and has a wide interest in the physical therapy field, including women's health, pediatrics, and geriatric care. In her spare time she enjoys spending time with her family. 

Beth Abbata, Office Manager

Beth has spent the last 34 years of her career working in domestic and international collections and credit analysis. She has worked in the manufacturing, environmental, pharmaceutical, and medical industries. She also owned a publishing & design company for 10 years. Beth was raised in northern Minnesota but has lived from coast to coast and everywhere in between. Her travels have introduced her to a world of diverse individuals, which has expanded her own ideas and life. In her spare time she enjoys reading, traveling, and spending time with her grandchildren.

Brandon Delle Donne, PT Aide

Brandon has 10 years experience in the physical therapy arena and is well versed in numerous areas of the field. He has ample experience working with athletes, geriatrics, and post-operative patients. Originally a Southern California native, he graduated from CSUF with a B.S. in Kinesiology, Clinical Exercise Science and looks to continue his education in pursuit of a doctorate in physical therapy. His interests include playing softball, racquetball, traveling, scuba diving and drinking a good BEER...or two!

Christina Matassa, PT Aide

 While interning at Sport Rehab Physical Therapy clinic, Christina was introduced to Pilates. Since then she has completed an intensive 500-hour Comprehensive Teacher Training Certification with BASI Pilates and hasn't looked back! She has been teaching for 3 years and loves it! She graduated from UCSB with a B.A. in Environmental Studies and a Minor in Italian. Her interests include yoga, paddle boarding, hiking, and playing with her adorable Westie, Pilot.