Summary

Dr. John Mahmarian is a cardiovascular disease specialist who focuses on diagnosing and treating heart conditions. He holds an MD degree along with fellowships from the American College of Cardiology (FACC), American Society of Nuclear Cardiology (MASNC), and Society of Cardiovascular Computed Tomography (FSCCT). Dr. Mahmarian is board-certified in internal medicine through the American Board of Internal Medicine. He speaks English with his patients.

Dr. Mahmarian practices at Houston Methodist Hospital and sees patients at Houston Methodist DeBakey Cardiology Associates in Houston, Texas. He specializes in treating heart rhythm disorders like atrial fibrillation and evaluating patients with chest pain or other chest-related concerns. His expertise includes performing diagnostic procedures such as stress tests to evaluate heart function, CT angiograms to visualize blood vessels, and lipid panels to assess cardiovascular risk factors. Patients have given him an average rating of 4.5 out of 5 stars.
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AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.5
  • 20 insurance plans accepted
  • speaks English
  • American Board of Internal Medicine (Board Certification)
  • 12 written reviews
  • 1 award
  • 1 specialty
  • 29 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

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

Awards

  • Vitals Preferred Provider

    • Vitals Preferred Provider Award
      • Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.

  • Click for our Methodology

Office Location

Houston Methodist DeBakey Cardiology Associates

6550 Fannin St Ste 1901Houston, TX 77030
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. John Mahmarian, MD, FACC, MASNC, FSCCTDr. Nitin Mahajan, MDDr. Dorothy Tze-Jiun Pei, MDMichael Pericles Siropaides, MD, FACC
Cardiovascular DiseaseCardiovascular DiseaseCardiovascular DiseaseCardiovascular Disease
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
4.3 
24 Years of Experience 9 Years of Experience 45 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Hindi, Punjabi, Urdu Speaks English
Houston , TXHouston , TXHumble , TXHumble , TX
Med School: American Board of Internal Medicine (Board Certification) Med School: Delhi University Maulana Azad Medical College Med School: Tulane University School Of Medicine Med School: Lewis Katz School Of Medicine At Temple University
Current Profile
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Insurance Plans Accepted by Dr. John Mahmarian

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Aetna - HMO
  • CHAMPVA
  • CHRISTUS Health Plan
  • Cigna
  • Community Health Choice
  • Devoted Health
  • Humana
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Renaissance
  • Renaissance - Medicare
  • SCAN Health Plan
  • State Farm
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO

Medical Specialties

Dr. John Mahmarian has the following specialty

Specialty Expertise

Dr. John Mahmarian has the following 29 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Angioplasty
  • Arrhythmia
  • Atherosclerosis
  • Blood Clot
  • Brachytherapy
  • Chest Pain (Angina)
  • Coronary Artery Angioplasty & Stent
  • Coronary Artery Bypass (Heart Bypass)
  • Coronary Artery Disease (CAD)
  • Coronary Disease
  • Coronary Vasospasm
  • Heart Attack
  • Heart Block
  • Heart Catheterization
  • Heart Disease (Myocardial Ischemia)
  • Heart Diseases
  • Heart Failure
  • Heart Transplantation
  • High Cholesterol
  • High Cholesterol (Hypercholesterolemia)
  • Hypertension
  • Hypotension
  • Left Ventricular Dysfunction
  • Lipid Disorders
  • Mitral Valve Prolapse
  • Myocardial Infarction
  • Stroke
  • Unstable Angina

Certifications, License, & Education

BOARD CERTIFICATIONS

American Board of Internal Medicine

Internal medicine

MEDICAL LICENSE

Medical Doctor, Texas, 2027, Active

EDUCATION & TRAINING

Medical School

American Board of Internal Medicine (Board Certification)

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Frequently Asked Questions

What languages does Dr. John Mahmarian speak?
Dr. John Mahmarian speaks English.
Does Dr. John Mahmarian accept my insurance?
You can see the insurance plans that Dr. John Mahmarian accepts on their Vitals profile.
How can I make an appointment with Dr. John Mahmarian?
You can find contact information for Dr. John Mahmarian here on Vitals.
Which hospitals is Dr. John Mahmarian affiliated with?
Dr. John Mahmarian is affiliated with Houston Methodist Hospital.
Is Dr. John Mahmarian accepting new patients?
Dr. John Mahmarian is accepting new patients on Vitals. View Dr. John Mahmarian's profile on Vitals to make an appointment.

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