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Dr. Joseph Onah, MD

Clinical Cardiology
3.9 (7)
Map Pin Small Brooklyn, NY
Accepting new patients
56 years of experience

Overview of Dr. Joseph Onah, MD

Dr. Joseph Onah, MD is a Clinical Cardiology Specialist in Brooklyn, NY. They specialize in Clinical Cardiology, has 56 years of experience, and is board certified in Cardiovascular Disease. They graduated from UNIVERSITY OF ROMA-LA SAPIENZA / FACULTY OF MEDICINE AND SURGERY and is affiliated with Maimonides Medical Center. Dr. Onah, completed a residency at Berkshire Med Ctr|Graduate Hospital|U Rome. Patients rated Dr. Onah an average 3.9 star rating.

Dr. Onah works at Maimonides Doctors Multispecialty Pavilion in Brooklyn, NY. They are accepting new patients and accept Aetna, Blue Cross Blue Shield and Empire 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. Onah's Office Locations

  1. 1
    Maimonides Vascular Surgery
    4813 9th Ave, Brooklyn, NY 11220 Icon Directions Right Arrow Directions Phone Icon (718) 283-7957
  2. 2
    Joseph E Onah MD PC
    4801 FORT HAMILTON PKWY, Brooklyn, NY 11219 Icon Directions Right Arrow Directions Phone Icon (718) 438-7788
  3. 3
    Maimonides Medical Center
    4802 10th Ave, Brooklyn, NY 11219 Icon Directions Right Arrow Directions Phone Icon (718) 283-8317

Hospital Affiliations
Admitting Hospitals

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

  • Maimonides Medical Center

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.
Systolic Heart Failure
Hyperlipidemia
Lipid Disorders
Systolic Heart Failure
Hyperlipidemia
Lipid Disorders

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.
Systolic Heart Failure Chevron Icon
Hyperlipidemia Chevron Icon
Lipid Disorders Chevron Icon
Acute Congestive Heart Failure Chevron Icon
Heart Attack (Acute Myocardial Infarction) Chevron Icon
Heart Disease Chevron Icon
Hypertensive Heart with Failure Chevron Icon
Hypertensive Heart without Failure Chevron Icon
Acute Coronary Syndrome Chevron Icon
Acute Endocarditis Chevron Icon
Aneurysm Chevron Icon
  • View other providers who treat Aneurysm
Angina Chevron Icon
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Aortic Aneurysm Chevron Icon
Aortic Ectasia Chevron Icon
Aortic Stenosis Chevron Icon
Aortic Valve Disease Chevron Icon
Aortic Valve Regurgitation Chevron Icon
Arrhythmias Chevron Icon
Atrial Fibrillation Chevron Icon
Atrial Flutter Chevron Icon
Cardiac Tamponade Chevron Icon
Cardiomyopathy Chevron Icon
Carotid Artery Disease Chevron Icon
Chest Pain Chevron Icon
Chronic Congestive Heart Failure Chevron Icon
Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension) Chevron Icon
Congenital Heart Defects Chevron Icon
Congestive Heart Failure Chevron Icon
Coronary Artery Disease (CAD) Chevron Icon
Coronary Vessel Malformation Chevron Icon
Heart Block Chevron Icon
Heart Palpitations Chevron Icon
Hypertension Chevron Icon
Hypertensive Chronic Kidney Disease Chevron Icon
Hypertensive Heart and Chronic Kidney Disease Chevron Icon
Hypertensive Heart Disease Chevron Icon
Hypokalemia Chevron Icon
Hypotension Chevron Icon
Infective Endocarditis Chevron Icon
Long QT Syndrome Chevron Icon
Mitral Valve Disease Chevron Icon
Mitral Valve Regurgitation Chevron Icon
Mitral Valve Stenosis Chevron Icon
Paroxysmal Atrial Fibrillation Chevron Icon
Pericardial Disease Chevron Icon
Pericarditis Chevron Icon
Primary Pulmonary Hypertension Chevron Icon
Pulmonary Hypertension Chevron Icon
Rheumatic Aortic Valve Disorders Chevron Icon
Rheumatic Tricuspid Disease Chevron Icon
Sick Sinus Syndrome Chevron Icon
Sinus Bradycardia Chevron Icon
Subacute Endocarditis Chevron Icon
Supraventricular Tachycardia Chevron Icon
Syncope Chevron Icon
  • View other providers who treat Syncope
Tricuspid Valve Disease Chevron Icon
Typical Atrial Flutter Chevron Icon
Unstable Angina Chevron Icon
Ventricular Fibrillation Chevron Icon
Ventricular Tachycardia (VT) Chevron Icon
Vitamin D Deficiency Chevron Icon
Wolff-Parkinson-White Pattern Chevron Icon
Ablation for Cardiac Arrhythmias Chevron Icon
Arrhythmia Screening Chevron Icon
Automatic Implantable Cardioverter Defibrillator (ICD) Implantation Chevron Icon
Cardiac Catheterization (incl. Coronary Angiography) Chevron Icon
Cardiac Imaging Chevron Icon
Cardiac Myocardial Perfusion Imaging Chevron Icon
Cardiac Ultrasound Chevron Icon
Cardiovascular Diagnostic Test Chevron Icon
Cardiovascular Stress Test Chevron Icon
Cardioversion, Elective Chevron Icon
Cardioverter-Defibrillator or Pacemaker Insertion, Removal or Repair Chevron Icon
Chest CT (incl. Heart and Lungs) Chevron Icon
Chest Pain Evaluation Chevron Icon
Cholesterol Screening Chevron Icon
Coronary Angiogram Chevron Icon
Coronary Angioplasty, Atherectomy and Stent Chevron Icon
Dobutamine Thallium Stress Test Chevron Icon
Electrocardiogram (EKG) Chevron Icon
HeartAware Online Risk Screening Chevron Icon
Insertion of Left Ventricular Lead for Pacemaker or Cardioverter and Defibrillator Chevron Icon
Nuclear Stress Testing Chevron Icon
Pacemaker Insertion or Replacement Chevron Icon
Peripheral Arterial Disease Screening (PAD) Chevron Icon
Peripheral Artery Catheterization Chevron Icon
Pharmacologic Nuclear Stress Test Chevron Icon
Pharmacologic Stress Test, Adenosine Chevron Icon
Removal or Revision of Pacemaker or Cardioverter and-or Defibrillator Chevron Icon
Stress Test Chevron Icon
Structural Heart Disease Evaluations and Treatment Chevron Icon
TCD Bubble Test Chevron Icon
Thoracentesis Chevron Icon
Thrombolysis Chevron Icon
Tilt Table Testing Chevron Icon
Tilt_Testing Chevron Icon
Treadmill Stress Test Chevron Icon
Check your insurance
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    View All Accepted Carriers

    • Aetna
    • Blue Cross Blue Shield
    • Capital District Physician's Health Plan (CDPHP)
    • Connecticare
    • EmblemHealth
    • Empire Blue Cross Blue Shield
    • Excellus BlueCross BlueShield
    • Healthfirst
    • Highmark Blue Cross Blue Shield
    • Humana
    • MagnaCare
    • MVP Health Care
    • Oxford Health Plans
    • UnitedHealthCare

    * 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

    3.9
    Average provider rating
    Based on 7 ratings
    Patient Ratings (7)
    5 Star
    (5)
    4 Star
    (0)
    3 Star
    (0)
    2 Star
    (0)
    1 Star
    (2)
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    Dr. Onah'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. Onah

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

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    About Dr. Joseph Onah, MD

    Specialties
    • Clinical Cardiology
    Specialties
    Years of Experience
    • 56 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
    Languages Spoken
    NPI Number
    • 1174552152
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Fellowship
    • Maimonides Medical Center
    Fellowship
    Residency
    • Berkshire Med Ctr|Graduate Hospital|U Rome
    Residency
    Internship
    • Berkshire Med Ctr
    Internship
    Medical Education
    • UNIVERSITY OF ROMA-LA SAPIENZA / FACULTY OF MEDICINE AND SURGERY
    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.

    Frequently Asked Questions

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

    Dr. Onah accepts Aetna, Blue Cross Blue Shield and Empire Blue Cross Blue Shield, and other major insurance plans. Please call ahead to confirm all accepted insurance plans.

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

    Dr. Onah works at Maimonides Doctors Multispecialty Pavilion in Brooklyn, NY. View the full address on Dr. Onah’s profile.

    7 patients have reviewed Dr. Onah. The overall rating for this provider is 3.9. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Onah.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Onah, there are benefits to both methods. A person calling to schedule an with Dr. Onah 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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