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Dr. Gregory Horner, MD

Orthopedic Surgery
4.1 (79)
Map Pin Small Pleasanton, CA
Accepting new patients
30 years of experience

Overview of Dr. Gregory Horner, MD

Dr. Gregory Horner, MD is an Orthopedic Surgery Specialist in Pleasanton, CA. They specialize in Orthopedic Surgery, has 30 years of experience. They graduated from Johns Hopkins University School of Medicine and is affiliated with San Ramon Regional Medical Center, Stanford Health Care Valleycare and Sutter Tracy Community Hospital.

Dr. Horner works at Tri-Valley Orthopedic Specs Inc in Pleasanton, CA with other offices in San Ramon, CA and Tracy, CA. They are accepting new patients and accepts Aetna, Anthem and Blue Cross Blue Shield as well as other major insurance plans. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

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Dr. Horner's Office Locations

  1. 1
    Tri-valley Orthopedic Specialists Inc.
    4626 Willow Rd Ste 200, Pleasanton, CA 94588 Icon Directions Right Arrow Directions Phone Icon (209) 833-6821
  2. 2
    San Ramon Office
    5601 Norris Canyon Rd Ste 130, San Ramon, CA 94583 Icon Directions Right Arrow Directions Phone Icon (925) 275-1133
  3. 3
    Tracy Office
    2180 W Grant Line Rd Ste 100, Tracy, CA 95377 Icon Directions Right Arrow Directions Phone Icon (209) 833-6821

Hospital Affiliations
Admitting Hospitals

Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.

  • San Ramon Regional Medical Center
  • Stanford Health Care Valleycare
  • Sutter Tracy Community Hospital

Experience & Treatment Frequency

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What is treatment frequency?

Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:

Very HighFrequency
HighFrequency
NormalFrequency
May Perform

Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.

Search for conditions or procedures.
Limb Pain
Carpal Tunnel Syndrome
Hand Fracture

Treatment frequency



Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
Limb Pain Chevron Icon
Carpal Tunnel Syndrome Chevron Icon
Hand Fracture Chevron Icon
Broken Arm Chevron Icon
De Quervain's Disease Chevron Icon
Fracture of Hand (incl. Fingers) Chevron Icon
Joint Drainage Chevron Icon
Joint Pain Chevron Icon
Osteoarthritis Chevron Icon
Osteoarthritis of Hand or Wrist Chevron Icon
Osteoarthritis of Hands Chevron Icon
Rotator Cuff Tear Chevron Icon
Shoulder Impingement Syndrome Chevron Icon
Sprains and Strains (incl. Muscle Tear) Chevron Icon
Trigger Finger Chevron Icon
Adhesive Capsulitis Chevron Icon
Ankle Sprain and Achilles Tendon Sprain or Rupture Chevron Icon
Anterior Cruciate Ligament (ACL) or Posterior Cruciate Ligament (PCL) Tear Chevron Icon
Ataxia Chevron Icon
  • View other providers who treat Ataxia
Bursitis Chevron Icon
  • View other providers who treat Bursitis
Cervical Spine Myelopathy Chevron Icon
Chondrocalcinosis Chevron Icon
Chronic Neck Pain Chevron Icon
Clavicle Fracture Chevron Icon
Complications of Joint Prosthesis Chevron Icon
De Quervain's Release Chevron Icon
Degenerative Disc Disease Chevron Icon
Dressing and-or Debridement of Wound, Infection, or Burn (incl. Negative Pressure Wound Therapy) Chevron Icon
Dupuytren's Contracture Chevron Icon
Elbow Sprain Chevron Icon
Enthesopathy of Hip (incl. Trochanteric Bursitis) Chevron Icon
Foot Sprain Chevron Icon
Herniated Disc Chevron Icon
Hip Sprain Chevron Icon
Internal Derangement of Knee Chevron Icon
Knee Dislocation Chevron Icon
Knee Sprain Chevron Icon
Lateral and Medial Epicondylitis (Tennis and Golf Elbow) Chevron Icon
Leg Fracture Above Knee (incl. Hip) Chevron Icon
Low Back Pain Chevron Icon
Osteoarthritis of Hip Chevron Icon
Osteoarthritis of Knee Chevron Icon
Osteoarthritis of Shoulder Chevron Icon
Osteoarthritis of Spine Chevron Icon
Patellofemoral Pain Syndrome or Knee Pain Chevron Icon
Pseudoarthrosis Chevron Icon
Radiculopathy (Not Due to Disc Displacement) Chevron Icon
Rheumatoid Arthritis Chevron Icon
Sciatica (Not Due to Disc Displacement) Chevron Icon
Shoulder Dislocation Chevron Icon
Shoulder Fracture and Dislocation Treatment Chevron Icon
Shoulder Tendinitis and Tenosynovitis Chevron Icon
Spinal Stenosis Chevron Icon
Spondylitis Chevron Icon
Spondylosis Chevron Icon
Viscosupplementation With Hyaluronate Chevron Icon
Check your insurance
    Close Icon
    Please double-check when making an appointment.

    View All Accepted Carriers

    • Aetna
    • Anthem
    • Blue Cross Blue Shield
    • Blue Cross Blue Shield of California
    • Blue Shield of California
    • CareFirst Blue Cross Blue Shield
    • Cigna
    • Coventry Health Care
    • First Health
    • Health Net of California
    • Humana
    • Medicare
    • MultiPlan
    • Principal Financial Group
    • UnitedHealthCare
    • WellPoint

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews
    Reviews are displayed in date order and collected from patients who have agreed to reporting accurate and fair reviews. Providers with no reviews may have a new FindCare profile, or no submitted reviews on FindCare yet.

    Learn more about how FindCare's ratings and reviews work

    4.1
    Average provider rating
    Based on 79 ratings
    Patient Ratings (79)
    5 Star
    (58)
    4 Star
    (3)
    3 Star
    (0)
    2 Star
    (3)
    1 Star
    (15)
    Leave a review

    How was your appointment with Dr. Horner?

    Oct 27, 2022
    Great
    — Oct 27, 2022
    Read more reviews on Healthgrades
    Photo: Dr. Gregory Horner, MD
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    Dr. Horner's Office & Staff

    • Ease of scheduling urgent appointments
    • Office environment, cleanliness, comfort, etc.
    • Staff friendliness and courteousness
    • Total wait time (waiting & exam rooms)

    Experience with Dr. Horner

    • Level of trust in provider's decisions
    • How well provider explains medical condition(s)
    • How well provider listens and answers questions
    • Spends appropriate amount of time with patients

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    About Dr. Gregory Horner, MD

    Specialties
    • Orthopedic Surgery
    Specialties
    Years of Experience
    • 30 years of experience
    Years of Experience
    Years of experience represents how long a provider has been practicing in their field since graduating from medical school. Not all providers will have this information available.

    Languages Spoken
    • English, Spanish
    Languages Spoken
    NPI Number
    • 1295730331
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Fellowship
    • New England Combined Hand Surgery Program
    Fellowship
    Internship
    • Ronald Reagan UCLA Medical Center
    Internship
    Medical Education
    • Johns Hopkins University School of Medicine
    Medical Education
    Undergraduate School
    • Northwestern Center Feinberg School of Medicine
    Undergraduate School

    Frequently Asked Questions

    Dr. Gregory Horner, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. Horner is offering online scheduling or call the provider’s office for more information.

    Dr. Horner has an average wait time of 16 – 30 minutes at their office(s).

    Dr. Horner has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    79 patients have reviewed Dr. Horner. The overall rating for this provider is 4.1. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Horner.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Horner, there are benefits to both methods. A person calling to schedule an with Dr. Horner appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.

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