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Dr. Jennifer Oneil, MD

Pediatric Cardiology*
5.0 (1)
Map Pin Small Rockville, MD
Accepting new patients
19 years of experience

Offers telehealth

Overview of Dr. Jennifer Oneil, MD

Dr. Jennifer Oneil, MD is a Pediatric Cardiology Specialist in Rockville, MD. They specialize in Pediatric Cardiology, has 19 years of experience, and is board certified in Pediatric Cardiology. They graduated from Wayne State University and is affiliated with Adventist Healthcare Shady Grove Medical Center, Inova Alexandria Hospital and Inova Fairfax Hospital. Patients rated Dr. Oneil an average 5.0 star rating.

Dr. Oneil works at Practice in Rockville, MD with other offices in Fairfax, VA. They are accepting new patients and accept Aetna, Anthem and Anthem 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 Reston Hospital Center.

Dr. Oneil's Office Locations

  1. 1
    Office
    9707 Medical Center Dr Ste 100, Rockville, MD 20850 Icon Directions Right Arrow Directions Phone Icon (703) 876-8410
  2. 2
    Digestive Disease Consultants PA
    14955 Shady Grove Rd Ste 150, Rockville, MD 20850 Icon Directions Right Arrow Directions Phone Icon (301) 424-8484
  3. 3
    Inova Children's Cardiology - Fairfax
    8260 Willow Oaks Corporate Dr Ste 400, Fairfax, VA 22031 Icon Directions Right Arrow Directions Phone Icon (703) 573-0504

Hospital Affiliations
Admitting Hospitals

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

  • Adventist Healthcare Shady Grove Medical Center
  • Inova Alexandria Hospital
  • Inova Fairfax Hospital

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.
Congenital Heart Defects
Tilt_Testing
Electrocardiogram (EKG)
Congenital Heart Defects
Tilt_Testing
Electrocardiogram (EKG)

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.
Congenital Heart Defects
Tilt_Testing
Electrocardiogram (EKG)
Aortic Valve Disease
Aortic Valve Regurgitation
Atrial Septal Defect
Heart Disease
Heart Murmur
Septal Defect
Ventricular Septal Defect
Cardiac Ultrasound
Acute Congestive Heart Failure
Aortic Stenosis
Arrhythmias
Atrial Fibrillation
Atrial Flutter
Atrioventricular Septal Defect (AVSD)
Cardiomegaly
Cardiomyopathy
Cardiomyopathy, Dilated
Cardiomyopathy, Hypertrophic
Chest Pain
Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
Coarctation of the Aorta
Congenital Aortic Valve Disorders
Congenital Heart Disease
Congenital Mitral Valve Insufficiency
Congestive Heart Failure
Coronary Vessel Malformation
Ebstein's Anomaly
Endocarditis
First Degree Heart Block
Heart Palpitations
Hyperlipidemia
Hypertension
Hypotension
Hypotension (Excluding Maternal)
Kawasaki Disease
Lipid Disorders
Long QT Syndrome
Mitral Valve Disease
Mitral Valve Regurgitation
Mitral Valve Stenosis
Newborn Hypoxemia
Nonrheumatic Tricuspid Disease
Patent Ductus Arteriosus
Patent Foramen Ovale (PFO)
Pericardial Disease
Pericarditis
Peripheral Vascular Disease (PAD, PVD)
Primary Pulmonary Hypertension
Pulmonary Hypertension
Pulmonary Valve Disease
Second Degree Heart Block
Sinus Bradycardia
Sinus Tachycardia
Supraventricular Tachycardia
Syncope
  • View other providers who treat Syncope
Systemic Vasculitis
Systolic Heart Failure
Tetralogy of Fallot
Third Degree Heart Block
Transposition of Great Arteries
Tricuspid Valve Atresia
Tricuspid Valve Disease
Truncus Arteriosus
Type 2 Heart Block - Mobitz
Ventricular Fibrillation
Ventricular Tachycardia (VT)
Wolff-Parkinson-White Pattern
Arrhythmia Screening
Cardiac Imaging
Cardiac Myocardial Perfusion Imaging
Chest CT (incl. Heart and Lungs)
Chest Pain Evaluation
Cholesterol Screening
Coronary Angiogram
Nuclear Stress Testing
Stress Test
Structural Heart Disease Evaluations and Treatment
TCD Bubble Test
Tilt Table Testing
Treadmill Stress Test
Check your insurance
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    Please double-check when making an appointment.

    View All Accepted Carriers

    • Aetna
    • Amerihealth
    • Anthem
    • Anthem Blue Cross Blue Shield
    • Blue Cross Blue Shield
    • Capital Blue Cross
    • CareFirst Blue Cross Blue Shield
    • Cigna
    • First Health
    • Highmark Blue Cross Blue Shield
    • Humana
    • MVP Health Care
    • Optima Health
    • 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

    5.0
    Average provider rating
    Based on 1 ratings
    Patient Ratings (1)
    5 Star
    (1)
    4 Star
    (0)
    3 Star
    (0)
    2 Star
    (0)
    1 Star
    (0)
    Leave a review

    How was your appointment with Dr. Oneil?

    Read more reviews on Healthgrades
    Photo: Dr. Jennifer Oneil, MD
    How would you rate your experience with Dr. Jennifer Oneil, MD?
    • Likelihood of recommending Dr. Oneil to family and friends

    Dr. Oneil'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. Oneil

    • 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

    Tell Us About Yourself

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    About Dr. Jennifer Oneil, MD

    Specialties*
    • Pediatric 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
    • 1548427271
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Medical Education
    • Wayne State University
    Medical Education
    Board Certifications
    • Pediatric Cardiology and Pediatrics
    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. Jennifer Oneil, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. Oneil is offering online scheduling or call the provider’s office for more information.

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

    1 patients have reviewed Dr. Oneil. The overall rating for this provider is 5.0. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Oneil.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Oneil, there are benefits to both methods. A person calling to schedule an with Dr. Oneil 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. Oneil, 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
    (703) 876-8410

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