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John Diana, MD

  • Orthopedic Surgery
Primary Address | Office Details
Napa Valley Orthopaedic Medical Group
3273 Claremont Way
Suite 100

Napa, CA 94558

Phone: (707) 254-7117

Fax: (707) 265-6435

Medical Groups & Affiliations
  • Providence Affiliated Provider
  • Providence Medical Network
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(707) 254-7117
  • Meet The Provider
    Dr. John Diana is a leading joint replacement surgeon in the Bay area. His practice is specialized to hip and knee replacement surgeries. He teaches both anterior hip replacement techniques and MAKO robotic knee replacement procedures to surgeons throughout the country and Asia.

    For the knee, Dr. Diana performs: Robotically-assisted total knee replacement; Robotically-assisted partial knee replacement; Quadriceps-sparing minimally invasive knee replacement; Revision knee replacement surgery

    For the hip, Dr. Diana performs: Direct anterior hip replacement surgery; Birmingham hip resurfacing arthroplasty; Revision hip replacement surgery

    Dr. Diana is committed to providing the highest technology available to improve outcomes for patients. He is an avid supporter of MAKO robotic knee replacement procedures and the use of robotic technology and teaches labs for surgeons to learn this technology throughout the country.

    Dr. Diana has extensive experience in Direct Anterior Approach hip replacement. Having used this technique since 2008 for nearly all his hip replacement surgeries, he enjoys the advantages that anterior approach hip replacement can provide patients.

    Dr. Diana has been recognized for high quality and an exceedingly low adjusted complication rate for hip replacement in the region by the non-profit organization ProPublica. He is also listed as a "Top Doc" for 2018 in Sonoma Magazine.

    Dr. Diana has performed over -hip replacement procedures and over knee replacement procedures. He enjoys teaching these techniques and discussing new innovations with colleagues throughout the country.
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    Primary Specialties
    Primary Specialties
    • Orthopedic Surgery
    Other Specialties Associations Areas of Interest
    Areas of Interest

    Orthopaedic Surgery- Joint Replacement

    Board Certifications

    American Board of Orthopaedic Surgery, Orthopaedic Surgery

    Education & Training
    • Medical School
      Indiana University School of Medicine - 1996
    • Residency
      University of Pennsylvania - 2001
    • Internship
      University of Pennsylvania - 1997
  • Insurance Accepted

    Insurance Accepted

    • Insurance Plan

    • Anthem Blue Cross HMO
    • Cigna HMO
    • Health Net HMO
    • United Healthcare Medicare Advantage
    • Western Health Advantage HMO
    • Western Health Advantage Medicare
  • Primary Location

Napa Valley Orthopaedic Medical Group

  • Address
    3273 Claremont Way, Suite 100,
    Napa, CA 94558
    Get Directions
  • Phone
    (707) 254-7117
    (707) 265-6435
  • Hours of Operation
    Mon - Fri: 8 a.m. - 5 p.m.