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Dr. John Hennecken, MD
Clinical Cardiology*
Dr. John Hennecken, MD

Offers telehealth

Dr. John Hennecken, MD is a Clinical Cardiology Specialist in Brooklyn, NY.
Dr. John Hennecken, MD

Dr. John Hennecken, MD

Clinical Cardiology*
Brooklyn, NY
Accepting new patients

Offers telehealth

Dr. John Hennecken, MD is a Clinical Cardiology Specialist in Brooklyn, NY.
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About Dr. John Hennecken, MD

Dr. Hennecken graduated from SUNY Downstate Medical Center. Dr. John Hennecken, MD is a Clinical Cardiology Specialist in Brooklyn, NY. Dr. Hennecken currently practices at Mount Sinai Brooklyn Heights and is affiliated with Mount Sinai Hospital and Putnam General Hospital. Dr. Hennecken's office accepts new patients and telehealth appointments. Dr. Hennecken is board certified in Cardiovascular Disease and accepts multiple insurance plans.

Offers Telehealth

This provider offers telehealth appointments. Call the office to schedule.

Where Dr. John Hennecken, MD Sees Patients

  1. 1 Mount Sinai Brooklyn Heights
    300 Cadman Plz W Ste 1301, Brooklyn, NY 11201

Experience and Background Check

Hyperlipidemia
Lipid Disorders
Heart Disease
Hyperlipidemia
Lipid Disorders
Heart Disease
Ventricular Tachycardia (VT)
Paroxysmal Atrial Fibrillation
Acute Coronary Syndrome
Angina
  • View other providers who treat Angina
Aortic Aneurysm
Aortic Ectasia
Aortic Valve Disease
Aortic Valve Regurgitation
Arrhythmias
Atherosclerosis
Atrial Fibrillation
Atrial Flutter
Atypical Atrial Flutter
Cardiomegaly
Cardiomyopathy
Carotid Artery Disease
Chest Pain
Chronic Congestive Heart Failure
Congenital Aortic Valve Disorders
Congestive Heart Failure
Coronary Artery Disease (CAD)
Coronary Vessel Malformation
Endocarditis
First Degree Heart Block
Heart Attack (Acute Myocardial Infarction)
Heart Block
Heart Murmur
Heart Palpitations
Hyperkalemia
Hypertension
Hypertensive Heart Disease
Hypertensive Heart with Failure
Hypertensive Heart without Failure
Hypokalemia
Idiopathic Hypotension
Limb Swelling Caused by Fluid Overload
Mitral Valve Disease
Mitral Valve Prolapse
Mitral Valve Regurgitation
Noninfective Endocarditis
Patent Foramen Ovale (PFO)
Pericardial Disease
Peripheral Edema
Second Degree Heart Block
Septal Defect
Shortness of Breath
Sinus Bradycardia
Sinus Tachycardia
Supraventricular Tachycardia
Syncope
  • View other providers who treat Syncope
Systolic Heart Failure
Tobacco Use Disorder
Tricuspid Valve Disease
Type 2 Heart Block - Mobitz
Vitamin D Deficiency
Arrhythmia Screening
Cardiac Imaging
Cardiac Myocardial Perfusion Imaging
Cardiovascular Diagnostic Test
Cardiovascular Stress Test
Chest Pain Evaluation
Cholesterol Screening
Electrocardiogram (EKG)
Nuclear Stress Testing
Peripheral Arterial Disease Screening (PAD)
Pharmacologic Nuclear Stress Test
Structural Heart Disease Evaluations and Treatment
Treadmill Stress Test
Vascular Duplex Ultrasonography and Plethysmography

What Patients Say

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Accepted Insurance Plans

* Please verify this information when scheduling an appointment.
  • Blue Card
  • MultiPlan PPO
  • Cigna
    Open Access Plus
  • Aetna
  • HealthyBlue 2.0
    HealthyBlue Advantage
  • Personal Choice
  • Choice Plus

Meet Dr. John Hennecken, MD

Biography
  • Dr. John Hennecken, MD is a clinical cardiology specialist in Brooklyn, NY. He specializes in Clinical Cardiology, Nuclear Cardiology, and more.
Biography
Specialties*
Invasive Cardiology
Clinical Cardiology
Nuclear Cardiology
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Training & Medical Education
Medical Education
  • SUNY Downstate Medical Center
Medical Education
Board Certifications
  • Cardiovascular Disease and Internal Medicine
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.
Internship
  • Bronx Municipal Hospital Albert Einstein College Of Medicine
Internship
Fellowship Hospital
  • Yale University/Yale New Haven Hospital
Fellowship Hospital
Common Questions and Answers
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FAQs About Dr. Hennecken's Practice

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. John Hennecken, MD. To arrange an appointment, call the number on Dr. Hennecken's profile.

Dr. John Hennecken, MD is affiliated with Mount Sinai Hospital and Putnam General Hospital.

Yes, Dr. John Hennecken, MD holds board certification in Cardiovascular Disease and Internal Medicine.

Hospitals Where Dr. John Hennecken, MD Practices

  • Mount Sinai Hospital

    1 Gustave L Levy Pl, New York, NY

  • Putnam General Hospital

    101 Greensboro Rd, Eatonton, GA

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