We apologize for the inconvenience while we improve and upgrade our phone system.

We are currently experiencing some phone problems tied to updating our phone systems. This update will improve your experience and expand our availability. We apologize for any inconvenience this transition causes. We are working to solve the problem. In the meantime, if you are an existing patient please contact us through our patient portal or call the direct lines for the departments below:
  • Physical Therapy
    • Walnut Creek – (925) 210-8500
    • San Ramon – (925) 210-8530
    • Brentwood – (925) 516-8443
  • Accounting – (925) 210-8593
  • Workers’ Comp – (925) 210-8610

Concussion Treatment

Concussions can affect the athlete more seriously than any other sports injury. Muir Orthopaedic Specialists offers a unique Concussion Management Program under the direction of one of the nation’s top concussion experts, Dr. Matthew Pecci.

More about our Concussion Management program

More about our Sports Medicine program

Online Patient Registration

MOS New Patient ChecklistSave time at check-in! Complete your new patient registration online at least 48 hours in advance of your appointment so you have less paperwork when your arrive.

Patient Testimonials

Dr. Contreras is ABSOLUTELY wonderful!!!! He is very patient and kind… making the whole experience less stressful.

— Karen

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About Muir Orthopaedic Specialists

About Muir Orthopaedic SpecialistsWith more than 20 physicians covering every aspect of orthopedics, physical therapy, sports medicine, rehabilitation and pain management, we offer a comprehensive team approach to musculoskeletal care with the benefit of conferring opinions right on site. Our goal is to restore your body's natural movement and abilities.

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Read Our Blog

Hear from the MOS experts! Read our orthopedics and sports medicine blog for helpful information and tips about keeping bones, ligaments and muscles healthy.

Latest Blogs

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2018 Medicare Updates | MOS | Homepage
Patient Portal
Sports Medicine Program