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Dr. Leon O'Neill, DO

Cardiology*
4.9 (9)
Map Pin Small Eatontown, NJ
Accepting new patients
19 years of experience

Offers telehealth

Overview of Dr. Leon O'Neill, DO

Dr. Leon O'Neill, DO is a Cardiology Specialist in Eatontown, NJ. They specialize in Cardiology, has 19 years of experience, and is board certified in Cardiology. They graduated from PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE and is affiliated with Jersey Shore University Medical Center and Centrastate Medical Center. Patients rated Dr. O'Neill an average 4.9 star rating.

Dr. O'Neill works at Jersey Shore Advanced Surgical Associates in Eatontown, NJ with other offices in Freehold, NJ. They frequently treat conditions like Acute Venous Embolism Thrombosis, Tricuspid Valve Disease and Nonrheumatic Tricuspid Disease along with other conditions at varying frequencies. They are accepting new patients and accept Aetna, Anthem and CareFirst 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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These providers are on the medical staff of Monmouth Medical Center
Compare with other Cardiology Specialists
Compare Dr. O'Neill with our nearby Cardiology Specialists at Monmouth Medical Center
These providers are on the medical staff of Monmouth Medical Center.

Dr. O'Neill's Office Locations

  1. 1
    Monmouth Cardiology Associates LLC
    11 Meridian Rd, Eatontown, NJ 07724 Icon Directions Right Arrow Directions Phone Icon (732) 663-0300
  2. 2
    Monmouth Cardiology Associates
    222 Schanck Rd Ste 104, Freehold, NJ 07728 Icon Directions Right Arrow Directions Phone Icon (732) 431-1332
    Monday
    09:00 - 17:00
    Tuesday
    09:00 - 17:00
    Wednesday
    09:00 - 17:00
    Thursday
    09:00 - 17:00
    Friday
    09:00 - 17:00

Hospital Affiliations
Admitting Hospitals

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

  • Jersey Shore University Medical Center
  • Centrastate Medical Center

Experience & Treatment Frequency

NEW FEATURE

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.
Acute Venous Embolism Thrombosis
Tricuspid Valve Disease
Nonrheumatic Tricuspid Disease
Acute Venous Embolism Thrombosis
Nonrheumatic Tricuspid Disease

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.
Acute Venous Embolism Thrombosis
Tricuspid Valve Disease
Nonrheumatic Tricuspid Disease
Acute Deep Vein Thrombosis (DVT)
Aortic Valve Disease
Deep Vein Thrombosis (DVT)
Hyperlipidemia
Mitral Valve Disease
Aortic Aneurysm
Aortic Ectasia
Arrhythmias
Atherosclerosis
Atrial Fibrillation
Atypical Atrial Flutter
Cardiomegaly
Cardiomyopathy
Carotid Artery Disease
Chest Pain
Chronic Congestive Heart Failure
Congestive Heart Failure
Coronary Artery Disease (CAD)
First Degree Heart Block
Heart Disease
Heart Palpitations
Hypertension
Hypertensive Heart Disease
Hypertensive Heart without Failure
Lipid Disorders
Paroxysmal Atrial Fibrillation
Pericardial Disease
Peripheral Edema
Peripheral Vascular Disease (PAD, PVD)
Pulmonary Valve Disease
Sick Sinus Syndrome
Sinus Bradycardia
Supraventricular Tachycardia
Syncope
  • View other providers who treat Syncope
Systolic Heart Failure
Third Degree Heart Block
Cardiac Myocardial Perfusion Imaging
Cardiac Ultrasound
Electrocardiogram (EKG)
Tilt_Testing
Vascular Duplex Ultrasonography and Plethysmography
Abdominal Pain
Acidosis
  • View other providers who treat Acidosis
Acute Congestive Heart Failure
Acute Coronary Syndrome
Acute Endocarditis
Acute Pharyngitis
Acute Upper Respiratory Infection
Alkalosis
All Headaches (incl. Migraine)
Anemia
  • View other providers who treat Anemia
Aneurysm
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Aneurysm of Heart
Angina
  • View other providers who treat Angina
Anxiety
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Aortic Stenosis
Arthritis
Arthritis of the Elbow
Asthma
  • View other providers who treat Asthma
Atherosclerosis of Aorta
Atrial Septal Defect
Back Pain
Balanoposthitis
Benign Chronic Pain Syndrome
Blood in Urine (Hematuria)
Bronchitis
Bronchospasm
Cardiomyopathy, Dilated
Cardiomyopathy, Hypertrophic
Cardiomyopathy, Restrictive
Chest Wall Pain Syndrome
Chronic Fatigue Syndrome
Chronic Neck Pain
Chronic Pain
Chronic Prostatitis
Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
Chronic Sinusitis
Congenital Heart Disease
Constipation
COPD (Chronic Obstructive Pulmonary Disease)
Cough
  • View other providers who treat Cough
Dehydration
Dermatitis Due to Drugs
Dermatitis Due to Substances Taken Internally
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Diarrhea
  • View other providers who treat Diarrhea
Difficulty With Walking
Dizziness
Down Syndrome
Dyslipidemia
Emphysema
Endocarditis
Enlarged Prostate (BPH)
Esophagitis
Fibromyalgia
Gait Abnormality
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gout
  • View other providers who treat Gout
Headache
  • View other providers who treat Headache
Heart Attack (Acute Myocardial Infarction)
Hemorrhoids
Hepatitis A
Hernia
  • View other providers who treat Hernia
Hidradenitis
Hives
  • View other providers who treat Hives
Hyperkalemia
Hypertensive Heart and Chronic Kidney Disease
Hypertensive Heart with Failure
Hypoglycemia
Hypokalemia
Hypotension
Hypotension (Excluding Maternal)
Hypothyroidism
Infective Endocarditis
Influenza (Flu)
Insomnia
  • View other providers who treat Insomnia
Intestinal Diverticulitis
Intestinal Diverticulosis
Iron Metabolism Disorders
Joint Pain
Leg and Foot Ulcers
Limb Pain
Limb Swelling
Liver Damage from Alcohol
Long QT Syndrome
Low Back Pain
Low Blood Oxygen Level
Lyme Disease
Magnesium Metabolism Disorders
Malaise and Fatigue
Malnutrition
Menopausal and Postmenopausal Disorders
Menstrual Disorders
Migraine
  • View other providers who treat Migraine
Mineral Metabolism Disorders
Mitral and Aortic Valve Disorder
Mitral Valve Prolapse
Mitral Valve Stenosis
Muscle Weakness
Muscular Dystrophy (MD)
Nausea
  • View other providers who treat Nausea
Nighttime Urination (Nocturia)
Nosebleed
Obesity
  • View other providers who treat Obesity
Osteoarthritis
Osteoarthritis of Foot
Osteoarthritis of Knee
Osteoarthritis of Shoulder
Osteoarthritis of Spine
Osteoporosis
Overweight
Patellofemoral Pain Syndrome (PFPS)
Patent Foramen Ovale (PFO)
Peptic Ulcer
Pericarditis
Perimenopause
Peripheral Arterial Disease of Extremities
Pharyngitis
Phlebitis and Thrombophlebitis
Pinched Nerve in Back
Pneumonia
Polyneuropathy
Polyuria
  • View other providers who treat Polyuria
Potassium Deficiency
Primary Pulmonary Hypertension
Prostatitis
Pulmonary Disease
Pulmonary Edema
Pulmonary Hypertension
Radiculopathy
Reflux Esophagitis
Rheumatic Aortic Valve Disorders
Sarcoidosis
Sciatica (Not Due to Disc Displacement)
Second Degree Heart Block
Shortness of Breath
Sinus Tachycardia
Sinusitis
Sleep Apnea
Sprains and Strains (incl. Muscle Tear)
Subacute Endocarditis
Thrombosis
Thyroid Goiter
Tobacco Use Disorder
Transient Ischemic Attack (TIA)
Trigeminal Neuralgia
Type 2 Heart Block - Mobitz
Typical Atrial Flutter
Unstable Angina
Urinary Tract Infection (UTI)
Vascular Disease
Venous Embolism and Thrombosis
Venous Insufficiency
Ventricular Tachycardia (VT)
Vertigo
  • View other providers who treat Vertigo
Viral Hepatitis
Viral Infection
Vitamin B Deficiency
Vitamin D Deficiency
Wheezing
  • View other providers who treat Wheezing
Ablation for Cardiac Arrhythmias
Arrhythmia Screening
Arterial Catheterization with Robotic Assist
Cardiac Catheterization (incl. Coronary Angiography)
Cardiac Electrophysiology
Cardiac Imaging
Cardiac MRI (Magnetic Resonance Imaging) of Heart or Chest
Cardiovascular Diagnostic Test
Cardiovascular Stress Test
Cardioversion, Elective
Chest CT (incl. Heart and Lungs)
Chest Pain Evaluation
Cholesterol Screening
Coronary Angiogram
Dobutamine Thallium Stress Test
HeartAware Online Risk Screening
Holter Monitoring
Immunization Administration
Impella Device
Interpretation of Exercise Stress Tests
Nuclear Stress Testing
Pacemaker Insertion or Replacement
Peripheral Arterial Disease Screening (PAD)
Peripheral Artery Catheterization
Pharmacologic Nuclear Stress Test
Stress Echocardiogram
Stress Test
Structural Heart Disease Evaluations and Treatment
TCD Bubble Test
Thoracentesis
Thrombolysis
Tilt Table Testing
Transesophageal Echocardiography (TEE)
Treadmill Stress Test
Check your insurance
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    Please double-check when making an appointment.

    View All Accepted Carriers

    • Aetna
    • Amerihealth
    • Anthem
    • Beacon Health Strategies
    • Buckeye Community Health Plan
    • CareFirst Blue Cross Blue Shield
    • Cigna
    • Community Health Network
    • Harvard Pilgrim Health Care
    • Health Net
    • Health Republic Insurance
    • Horizon Blue Cross Blue Shield of New Jersey
    • Oxford Health Plans
    • QualCare
    • Railroad Medicare
    • UnitedHealthCare
    • US Family Health Plan

    * 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

    4.9
    Average provider rating
    Based on 9 ratings
    Patient Ratings (9)
    5 Star
    (8)
    4 Star
    (1)
    3 Star
    (0)
    2 Star
    (0)
    1 Star
    (0)
    Leave a review

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    Dr. O'Neill'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. O'Neill

    • 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. Leon O'Neill, DO

    Specialties*
    • Cardiology

    • *Healthline does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
    Specialties*
    Years of Experience
    • 19 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
    • 1275723736
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Fellowship
    • Rutgers New Jersey Medical School
    Fellowship
    Medical Education
    • PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
    Medical Education
    Board Certifications
    • Cardiology 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. Leon O'Neill, DO is accepting new patients on Healthline FindCare. You can check to see if Dr. O'Neill is offering online scheduling or call the provider’s office for more information.

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

    Dr. O'Neill has seen patients for Acute Venous Embolism Thrombosis, Tricuspid Valve Disease and Nonrheumatic Tricuspid Disease, and more. You can see other conditions treated by Dr. O'Neill on their profile. Please call the provider’s office to confirm all visit reasons.

    9 patients have reviewed Dr. O'Neill. The overall rating for this provider is 4.9. You can read verified reviews and ratings and leave your own review based on your experience with Dr. O'Neill.

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

    Telehealth Options
    This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. O'Neill, or would you like to choose another provider and have an online appointment right now?
    Find provider online now
    Call now to make an appointment
    (732) 663-0300

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