Experienced in Aortic Valve Stenosis

Dr. John Y. Ko

Cardiology | Interventional Cardiology
CommonSpirit Health
The Permanente Medical Group Cardiovascular Surgery Dept
3701 J St, Ste 109, 
Sacramento, CA 
Accepting New Patients

Experienced in Aortic Valve Stenosis
CommonSpirit Health
The Permanente Medical Group Cardiovascular Surgery Dept
3701 J St, Ste 109, 
Sacramento, CA 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

John Ko is a Cardiologist and an Interventional Cardiologist in Sacramento, California. Dr. Ko is rated as an Experienced provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Heart Attack, Apoplexy, Arterial Embolism, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR). Dr. Ko is currently accepting new patients.

His clinical research consists of co-authoring 1 peer reviewed article. MediFind looks at clinical research from the past 15 years.

Graduate Institution
David Geffen School Of Medicine-UCLA
Specialties
Cardiology
Interventional Cardiology
Licenses
Internal Medicine in CA
Board Certifications
Internal Medicine (Sub: Cardiovascular Disease)
Internal Medicine (Sub: Interventional Cardiology)
Fellowships
Scripps Clinic
University of California at Davis School of Medicine
Hospital Affiliations
Kaiser Foundation Hosp So Sacramento
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Cigna
  • EPO
  • HMO
  • PPO

Locations

The Permanente Medical Group Cardiovascular Surgery Dept
3701 J St, Ste 109, Sacramento, CA 95816
Call: 916-733-4100

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


1 Total Publications

Valve Thrombosis After Transcatheter Aortic Valve Replacement.
Valve Thrombosis After Transcatheter Aortic Valve Replacement.
Journal: Journal of the American College of Cardiology
Published: November 17, 2016
Similar Doctors
Distinguished in Aortic Valve Stenosis
Dr. Jeffrey Southard
Cardiology
Distinguished in Aortic Valve Stenosis
Dr. Jeffrey Southard
Cardiology

Office

4860 Y St Ste 2820, 
Sacramento,, CA 
 (53.3 miles away)
916-734-3764
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Jeffrey Southard is a Cardiologist in Sacramento,, California. Dr. Southard is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Aortic Valve Stenosis, Aortic Regurgitation, Necrosis, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

Distinguished in Aortic Valve Stenosis
Dr. Femi Philip
Cardiology | Interventional Cardiology
Distinguished in Aortic Valve Stenosis
Dr. Femi Philip
Cardiology | Interventional Cardiology

Kaiser Permanente Roseville-Cardiology Dept

1600 Eureka Rd, 
Roseville, CA 
 (65.6 miles away)
916-784-5657
Languages Spoken:
English
Accepting New Patients

Femi Philip is a Cardiologist and an Interventional Cardiologist in Roseville, California. Dr. Philip is rated as an Advanced provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Aortic Valve Stenosis, Heart Attack, Apoplexy, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement. Dr. Philip is currently accepting new patients.

David K. Roberts
Distinguished in Aortic Valve Stenosis
Dr. David K. Roberts
Interventional Cardiology
Distinguished in Aortic Valve Stenosis
Dr. David K. Roberts
Interventional Cardiology

Buhler Specialty Pavilion

2800 L Street, Suite 600, 
Sacramento, CA 
 (54.8 miles away)
916-887-4040
Languages Spoken:
English
See accepted insurances
Accepting New Patients
Offers Telehealth

David Roberts is an Interventional Cardiologist in Sacramento, California. Dr. Roberts is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Aortic Valve Stenosis, Rheumatic Fever, Vasculitis, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement. Dr. Roberts is currently accepting new patients.

VIEW MORE AORTIC VALVE STENOSIS DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Ko's expertise for a condition
ConditionClose
      • Advanced
      • Apoplexy
        Dr. Ko is
        Advanced
        . Learn about Apoplexy.
        See more Apoplexy experts
      • Heart Attack
        Dr. Ko is
        Advanced
        . Learn about Heart Attack.
        See more Heart Attack experts
      • Experienced
      • Angina
        Dr. Ko is
        Experienced
        . Learn about Angina.
        See more Angina experts
      • Aortic Valve Replacement
        Dr. Ko is
        Experienced
        . Learn about Aortic Valve Replacement.
        See more Aortic Valve Replacement experts
      • Aortic Valve Stenosis
        Dr. Ko is
        Experienced
        . Learn about Aortic Valve Stenosis.
        See more Aortic Valve Stenosis experts
      • Arterial Embolism
        Dr. Ko is
        Experienced
        . Learn about Arterial Embolism.
        See more Arterial Embolism experts
      • Atherosclerosis
        Dr. Ko is
        Experienced
        . Learn about Atherosclerosis.
        See more Atherosclerosis experts
      • Cardiac Arrest
        Dr. Ko is
        Experienced
        . Learn about Cardiac Arrest.
        See more Cardiac Arrest experts
      View All 11 Experienced Conditions
      Want to save this doctor for later?
      Sign Up
      Is this your doctor?
      Find A Second Opinion
      Not sure about your diagnosis?
      Check Your Symptoms
       
       
       
       
      Learn about our expert tiers
      Learn More
      Are you the provider on this profile?
      Claim Profile
      For Patients
      • Our Story
      • How MediFind Works
      • Conditions A-Z
      • Doctor Directory
      • Symptoms Directory
      • Procedures Directory
      • Treatment Directory
      • Drug Directory
      • Infusion Center Finder
      • FAQ
      • Contact Us
      For Providers and Practices
      • Claim Your Profile
      • Newsroom
      Business Solutions
      • Provider
      • Network Solutions
      Additional Resources
      • Consumer Health Data Privacy Policy
      • Privacy Policy
      • Terms of Use
      • Advertising Policy
      • Content Policy
      Subscribe to our newsletter

      Sign up to stay informed about MediFind and get wellness sent your way.

      Close

        By subscribing, I agree to MediFind's Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.

        Bullet PinMediFind
        Follow us on
        This information is not intended as a substitute for informed medical advice. You should work with a licensed professional to diagnose and treat health conditions. We let the data speak for itself, MediFind does not endorse any healthcare providers.
        © 2026 All Rights Reserved

        Request an Appointment

        If you are experiencing a medical emergency, call 9-1-1.

        MediFind will contact the provider for your appointment request. You’ll receive status updates by email. Your provider or MediFind will reach out to you directly by phone or email to schedule your appointment or request additional information.

        Patient Details

        This information is for the patient who will be seen at the appointment.

          Close

          Returning patient? Use your address on file with the provider.

          Insurance Details

          Please provide information of the primary insurance holder as the practice may require this information to schedule.

          Insurance Provider *
          Insurance ProviderClose

          Appointments Details

          Let’s get more information about your appointment.

                  0 / 1000
                  0 / 1000
                  By pressing the Submit button you are agreeing to MediFind’s Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.