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Orthopaedic Surgeon, Surgical Specialist
43 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. John Gray is Good. Dr. Gray has been reviewed by 5 patients who have provided 2 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.6
Promptness 4.1
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. John Gray, DO, MD is board certified in Orthopaedic Surgery.

  • He has special expertise in 4 areas:
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Scoliosis

Education & Awards

Dr. Gray graduated from University of Kansas , Kansas City. He has 1 awards.

Compassionate Doctor Recognition (2014)


Dr. Gray has 4 hospital affiliations:

  • California Pacific Medical Center - Davies Campus 
  • California Pacific Medical Center- Davies Campus 

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Additional Information
Dr. John Michael Gray DO and MD is a male Orthopaedic Surgeon, has 43 years of experience and practices in Orthopaedic Surgery.
Where does Dr. John M. Gray practice?
Dr. John Gray has 3 office locations.
Dr. John Gray practices Orthopaedic Surgery near Nixon, NV.
Additional practice locations include: San Francisco, CA and Santa Rosa, CA.
See Nixon Orthopedic Surgeons.