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John Nicholas Diana

John Nicholas Diana, MD

Orthopedic Surgery

Accepting New Patients

Ages Seen

  • Adult 21-65
  • Older Adult >65

Languages

  • English

Gender

Male

About

About The Provider

Provider Type

Locations

  1. Coon Joint Replacement Institute: Adventist Health St. Helena

      Expertise

      Education

      Indiana University School of Medicine

      Medical School

      Hospital of the University of Pennsylvania

      Internship Program

      Hospital of the University of Pennsylvania

      Residency Program

      Board Certifications

      Orthopaedic Surgery

      American Board of Orthopaedic Surgery, 2003

      Insurance

      Please contact the practice directly to confirm your health plan is accepted.
      Search plans
      • Adventist Health Employee Health/Incentive Health
      • Aetna
      • Blue Cross
      • Blue Shield
      • CA Health &Wellness
      • Cigna
      • Coventry
      • Galaxy
      • Health Net
      • Healthnet/Mental Health (PSYCH only)
      • IPA Meritage
      • IPA Providence
      • Kaiser
      • Magellan (PSYCH only)
      • Medi-cal ORP
      • Medicare
      • MultiPlan
      • Networks By Design
      • Partnership Health Plan
      • River City
      • Tricare
      • Triwest
      • UHC
      • Western Health Advantage ( IPA Providence)

      Reviews

      4.9 of 5 stars

      187 Ratings, 23 Reviews

      The provider star rating is calculated using patient responses to the five care provider questions in our patient satisfaction survey. Below you can see the provider’s star rating and the number of his or her patients who have provided feedback.

      Provider explained things clearly
      Average provider Provider explained things clearly rating 4.9 out of 5 stars
      Provider showed concern
      Average provider Provider showed concern rating 4.9 out of 5 stars
      Provider included you in decisions
      Average provider Provider included you in decisions rating 4.9 out of 5 stars
      Likelihood of recommending this provider
      Average provider Likelihood of recommending this provider rating 5 out of 5 stars
      Provider discussed treatment options
      Average provider Provider discussed treatment options rating 4.9 out of 5 stars
      Search reviews
        5 out of 5 stars
        Reviewed on 3/23/2024

        They noted concerns and were extending my physical therapy for my weak left hip.

        5 out of 5 stars
        Reviewed on 3/22/2024

        I Recommend Coon Clinic - EVERY time there is an opportunity

        5 out of 5 stars
        Reviewed on 3/19/2024

        Dr. Diana is a doctor that listens and cares about the quality of life with his patients.He is the best thing that every happened to me for a doctor.

        5 out of 5 stars
        Reviewed on 2/14/2024

        All medical personnel were great,

        5 out of 5 stars
        Reviewed on 2/14/2024

        I have been recommending your facility to others.

        5 out of 5 stars
        Reviewed on 2/14/2024

        I felt that Dr. Diana's medical and surgical expertise, knowledge and caring was exemplary.

        5 out of 5 stars
        Reviewed on 2/6/2024

        I am a raving fan of Dr. Diana and his team and have recommended him to everyone who has commented on how quickly I have recovered from my surgery - including the PT staff!

        5 out of 5 stars
        Reviewed on 12/22/2023

        I work at a clinic that is 2 hours away, but Coon Joint Institute is the only place we re refer for knee surgery

        4 out of 5 stars
        Reviewed on 12/13/2023

        Very happy with the care recived. Very professional.

        4 out of 5 stars
        Reviewed on 12/6/2023

        Dr Diana covered everything well so we didn't have any questions. I feel I made the right choice for surgery.

        5 out of 5 stars
        Reviewed on 10/29/2023

        Felt very good about the overall visit. Dr. Diana was very straight forward about my options. He listened to my history and laid out a treatment plan that seemed very reasonable.I left the appointment feeling like I am at least am moving forward.

        5 out of 5 stars
        Reviewed on 10/10/2023

        Dr Diana was excellent

        5 out of 5 stars
        Reviewed on 10/4/2023

        Wonderful meeting and discussion held.

        5 out of 5 stars
        Reviewed on 9/6/2023

        I had a wonderful experience with the Coon Institute and Adventist Health from the very first visit.

        5 out of 5 stars
        Reviewed on 9/6/2023

        Dr. Diana is very personable and an excellent doctor.

        5 out of 5 stars
        Reviewed on 6/10/2023

        Very informative and answered all questions with thoughtful consideration.

        5 out of 5 stars
        Reviewed on 6/3/2023

        Absolutely top-notch physician and staff, which is why I chose to make an appointment and have my orthopedic medical concerns addressed by this physician and office staff.

        5 out of 5 stars
        Reviewed on 5/31/2023

        Dr Diana is a compassionate knowledgeable physician who LISTENS!

        5 out of 5 stars
        Reviewed on 5/3/2023

        The attitudes of everyone was just wonderful. You just don't experience the positive moral that Adventist care givers have. Inspiring.

        5 out of 5 stars
        Reviewed on 5/2/2023

        Dr Diana is extremely good I was recommended by several he did both my knees I am so grateful!!

        5 out of 5 stars
        Reviewed on 4/26/2023

        I recommend everyone to see Dr Diana for knee replacement

        5 out of 5 stars
        Reviewed on 4/13/2023

        I had my other hip replacement 4 years ago and came back so see Dr Diana again because everything was well done. Staff is great too.

        5 out of 5 stars
        Reviewed on 4/6/2023

        Dr. Diana's medical assistant was very professional and friendly. Dr. Diana was very personable and explained the medical process very well. He made me feel at ease and gave me great confidence in his abilities to address my issue.