Licensed physical therapists, certified athletic trainers, exercise physiologists, licensed acupuncturist, certified massage therapist; all with postgraduate training and coursework - in other words superior and impressive credentials:

  • American Physical Therapy Association, Orthopedic/Sports Medicine sections
  • National Athletic Trainers Association
  • American College of Sports Medicine
  • Aquatics Professional Association
  • UCSF Staff and Student Training
  • USA Swimming High Performance Network
  • United States Olympic Committee Sports Medicine Network

An entire staff dedicated to you - your care, your needs, your goals.

Physical Therapists
Marty Mattox
Hometown: Marfa, Texas
Alma Mater: Texas Women's University
Professional Interests: Women's athletic injuries, youth sports injuries
Outside Activities: Surfing, mountain biking, road biking
Favorite Foods: Strauss chocolate ice cream (and Cowgirl Creamery cheese)
Motivation: "It's always summer on the inside." -Jack O'Neill
About: Founder and owner of Ultrahealth, Marty has worked with thousands of patients over her 35 year career, including professional, world-class and Olympic athletes. She has two sons, both competitive swimmers. Marty has been ranked as one of the top 100 female marathoners in the USA and has qualified for and competed in Ironman Hawaii. She currently enjoys surfing with her sons and challenge endurance bike rides.
Haley Leo
Hometown: Mendham, NJ
Alma Mater: DPT Drexel University, BS University of Delaware
Professional Interests: sports injuries, adventure athletes
Outside Activities: rock climbing, snowboarding, running and traveling
Favorite Sports Teams: Dallas Cowboys, Philadelphia Flyers
Motivation: "What is it you plan to do with your one precious life?" - Mary Oliver
About: Haley recently moved to the Bay Area from Pennsylvania to experience the amazing opportunities in our great outdoors.
Jeff Eng
Hometown: San Jose, CA
Alma Mater: DPT, Drexel University
Professional Interests: sports injuries, working with runners and other endurance athletes
Outside Activities: avid world traveler and cyclist
Favorite sports: basketball (Go Warriors!), triathlons
Motivation: "You are more capable than you think you are."
About: Jeff is a certified Yoga instructor and incorporates Yoga Rehab into his treatment plans. He also leads an Ultrahealth running clinic.
Amanda Ford
Hometown: San Luis Obisbo
Alma Mater: DPT Franklin Pierce University, AZ
Professional Interests: Women's sports, triathlons
Outside Activities: Hiking, camping, soccer, running, triathlons, reading
Favorite sports teams: San Jose Sharks, SF Giants, FC Barcelona, Liverpool, TEAM USA!
Motivation: "In every walk with nature, one receives far more than he seeks." John Muir
About: As an undergrad at UC Davis, Amanda was on the UC Davis Club Triathlon Team. Amanda also loves ice cream.

Physical Therapist Aides
Janice Segall
Hometown: Montgomery, Alabama
Alma Mater: University of Texas, Austin (BS)
Professional Interests: Motivational techniques in patient care
Outside Activities: Rock climbing, squash
Favorite Saying: Keep your eye on the ball
Motivation: "Recognize an individual's goals then work with that person to achieve them"
About: Janice, our lead PT Aide, brings years of experience as an athlete, instructor, event-organizer and manager to Ultrahealth. At one time a nationally-ranked racquetball player and certified racquetball instructor, Janice has since pursued a variety of other interests including circus performing arts and rock-climbing. In her spare time Janice enjoys bringing out her creative side with baking, gardening and various arts & crafts (or watching Superman reruns).


Massage Therapy
Greg Lewis
Hometown: Rochester, New York
Alma Mater: Niagara University (BS)
Professional Interests: Deep tissue and orthopedic massage
Outside Activities: Community service, meditation, cooking
Favorite Dish: Moroccan Spiced Chicken
Motivation: "Assist people in overcoming chronic pain, injury and disability"
About: Greg was working in the corporate world when he discovered body work as a way to relieve his own chronic aches and pains. Turns out he also discovered a new career. Greg graduated from the Onondaga School of Therapeutic massage in 2002 and has been practicing massage therapy ever since. Greg also volunteers at the Rose Resnick Lighthouse for the Blind in San Francisco, is a certified Feldenkrais instructor, and a foodie - he tries to go to a different restaurant at least twice a week.

Office Staff
Mary Cantini-Norkin
Hometown: Providence, Rhode Island
Alma Mater: San Francisco State University (BS)
Professional Interests: HIPAA compliance
Outside Activities: Open-water swimming, birding, triathlons
Favorite Book: Watership Down
Motivation: "Help patients, especially the older ones, meet and exceed their goals"
About: Mary heads Ultrahealth's billing and collections team. She brings a wealth of experience, both professional and personal to the clinic. Mary has completed several 100 mile runs, swum the Golden Gate and completed several New Years Day Alcatraz swims (without a wetsuit!). She's volunteered for the Gulf of the Farallones the last 15 years, and was voted volunteer of the year for the National Marine Sanctuaries in 2008. Mary is an avid birder and enjoys the out-of-doors as well as just staying home with her husband Rick and her cat Dennis.