Summary

Dr. John Tsakonas is a cardiologist and internal medicine physician who has dedicated over four decades to treating heart conditions and comprehensive adult care. He earned his medical degree from SUNY Upstate Medical University Alan and Marlene Norton College of Medicine and completed his residency at George Washington University Hospital. With 44 years of clinical experience, Dr. Tsakonas brings extensive expertise to his practice. He speaks both English and Spanish, allowing him to serve a diverse patient population.

Dr. Tsakonas practices at Providence Cedars Sinai Tarzana Medical Center and sees patients in both Northridge and Tarzana, California. He specializes in treating high cholesterol conditions, including familial lipid disorders that can affect families across generations. His practice includes performing heart imaging studies such as echocardiograms and electrocardiograms to evaluate cardiac function. Patients rate Dr. Tsakonas 4.3 out of 5 stars on average for his care.

Overview based on verified provider data

Quick Facts

  • 4.3
  • 44 years of experience
  • 73 insurance plans accepted
  • speaks English, Spanish
  • George Washington University Hospital
  • 26 written reviews
  • 2 specialties
  • 15 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. John S Tsakonas has 2 locations

Dignity Health Northridge Hospital Medical Center

18300 Roscoe BlvdNorthridge, CA 91325

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Dr. John S Tsakonas, MDDr. Abhishek Sinha, MDDr. Raghav Sharma, MDDr. Mehraz Zaghi
Cardiovascular DiseaseCardiovascular DiseaseCardiovascular DiseaseDiagnostic Radiology
Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
4.5 
44 Years of Experience 23 Years of Experience 16 Years of Experience 19 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available No Virtual Visit Option
Speaks English, Spanish Speaks English Speaks English, Hindi
Northridge , CAEncino , CAWinter Park , FLNorthridge , CA
Med School: Suny Upstate Medical University Alan And Marlene Norton Coll Of Med Med School: Yale University School Of Medicine Med School: New York Medical College Med School: Rush Medical College Of Rush University Medical Center
Current Profile
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Insurance Plans Accepted by Dr. John S Tsakonas

  • AARP
  • Aetna
  • Aetna - HMO
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AllCare Health
  • AllCare Health - IPA
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • Blue Cross Blue Shield of South Carolina
  • Blue Cross Blue Shield of Texas
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Brand New Day
  • CareFirst Blue Cross Blue Shield
  • CareMore
  • CHAMPVA
  • Cigna
  • Commonwealth Care Alliance
  • Contra Costa Health Plan
  • Harvard Pilgrim Health Care
  • Health Alliance
  • Health Net
  • Health Net - HMO
  • HealthPartners
  • HealthSmart
  • Humana
  • Humana - HMO
  • Imperial Health Plan of California
  • Inland Empire Health Plan
  • Kaiser Permanente
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • L.A. Care Health Plan - Medicaid (Managed)
  • Liberty Mutual - Workers’ Compensation
  • Magellan Health
  • MassHealth
  • MassHealth - Medicaid
  • Medica
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Mutual of Omaha
  • Optum Health
  • Oscar Health Insurance
  • PacificSource Health Plans
  • Positive Health Care - Medicaid (Managed)
  • PreferredOne
  • Providence Health Plans
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • Select Health of South Carolina
  • Senior Whole Health
  • Sierra Health and Life
  • STLDentalPlan| LLC
  • Three Rivers Providers Network (TRPN) - HMO
  • Tricare
  • Triwest Healthcare Alliance
  • Tufts Health Plan
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicaid
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare - PPO
  • Wellcare

Medical Specialties

Dr. John S Tsakonas has the following 2 specialties

Specialty Expertise

Dr. John S Tsakonas has the following 15 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Arrhythmia
  • Atherosclerosis
  • Blood Clot
  • Heart Attack
  • Heart Block
  • Heart Diseases
  • Heart Failure
  • High Blood Pressure (Hypertension)
  • High Cholesterol
  • High Cholesterol (Hypercholesterolemia)
  • Hypertension
  • Internal Medicine
  • Stroke
  • Unstable Angina

Certifications, License, & Education

44 Years Experience

Dr. John S Tsakonas holds an active medical license in the state of California.

Medical License

Medical Doctor with an active medical license in the state of California that expires in 2027.

Education & Training

Residency

Completed their residency at George Washington University Hospital.

Medical School

Graduated from Suny Upstate Medical University Alan And Marlene Norton Coll Of Med in 1982.

NPI Number

Dr. Tsakonas' NPI number is 1851384499.

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Frequently Asked Questions

Is Dr. John Tsakonas accepting new patients?
Dr. John Tsakonas has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. John Tsakonas?
You can find contact information for Dr. John Tsakonas here on Vitals.
Does Dr. John Tsakonas accept my insurance?
You can see the insurance plans that Dr. John Tsakonas accepts on their Vitals profile.
Does Dr. John Tsakonas accept virtual/telehealth appointments?
Dr. John Tsakonas has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. John Tsakonas affiliated with?
Dr. John Tsakonas is affiliated with Providence Cedars Sinai Tarzana Medical Center.

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