Dr. Leon O'Neill, DO

Cardiology*MaleAge 48

Cardiology*

Dr. Leon O'Neill, DO is a cardiologist in Eatontown, NJ and has over 15 years of experience in the medical field. He graduated from PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE in 2005. He specializes in Cardiology, Nuclear Cardiology, and more.

Dr. Leon O'Neill, DO

Jersey Shore Advanced Surgical Associates

11 Meridian Rd Eatontown, NJ 07724
Telehealth availableTelehealth services available
Telehealth availableTelehealth services available
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Accepting new patients

Hospital Highlight

Dr. O'Neill is affiliated with Jersey Shore University Medical Center Neptune, a highly rated and top awarded hospital for cardiology.

At a Glance

  • Areas of Expertise
    Dr. O'Neill specializes in the areas of Cardiology & Internal Medicine. See board certifications
  • Explains Conditions Well
    Patients said this doctor explains conditions well. See reviews
  • Offers Telehealth
    This doctor offers telehealth appointments. Call the office to schedule an appointment.
  • Practices at Top Hospital
    America’s 50 Best Hospitals for Cardiac Surgery Award™ See hospitals

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Dr. O'Neill's Reviews

Likelihood to recommend Dr. O'Neill

4.9

9 ratings, 2 with a written review
5 Star
89%
89%
4 Star
11%
11%
3 Star
0%
0%
2 Star
0%
0%
1 Star
0%
0%

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RecentHighestLowestMost Helpful
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
3 people found this helpful
Helpful
Tom in Eatontown – Mar 30, 2017
×Post a ResponseAre you Dr. Leon O'Neill, DO?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
1 person found this helpful
Helpful
Khristi in Rumson, NJ – Mar 29, 2017
×Post a ResponseAre you Dr. Leon O'Neill, DO?

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About Me

biography

Dr. Leon O'Neill, DO is a cardiologist in Eatontown, NJ and has over 15 years of experience in the medical field. He graduated from PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE in 2005. He specializes in Cardiology, Nuclear Cardiology, and more.
  • Cardiology

  • Nuclear Cardiology

  • Internal Medicine

*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.

  • Rutgers New Jersey Medical School

    Fellowship Hospital
  • Bloomsburg University Of Pennsylvania

    Undergraduate School
  • Philadelphia College Of Osteopathic Medicine

    Medical School, 2005
American Osteopathic Association®
American Osteopathic Board of Internal Medicine
Cardiology
Internal Medicine
Self designated 
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.

Locations

Jersey Shore Advanced Surgical Associates

Monmouth Cardiology Associates LLC11 Meridian Rd Eatontown, NJ 07724
1

Monmouth Cardiology Associates

Monmouth Cardiology Associates222 Schanck Rd Ste 104 Freehold, NJ 07728
2
  • Call
  • Fax
  • Hours
    • Mon: 9:00am - 5:00pm
    • Tue: 9:00am - 5:00pm
    • Wed: 9:00am - 5:00pm
    • Thu: 9:00am - 5:00pm
    • Fri: 9:00am - 5:00pm
  • Directions

Affiliated Hospitals

  • Jersey Shore University Medical Center

    1945 State Route 33
    Neptune, NJ 07753
    Recipient of 47
    hospital awards

    America’s 50 Best Hospitals for Cardiac Surgery Award™ (2025, 2024)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    America’s 100 Best Hospitals for Cardiac Care Award™ (2025, 2024, 2023)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    View all awards

    How patients felt about the care they received at this hospital.

    79%
    Patients said they were given information about recovering at home

    5% lower than the national average

    75%
    Patients said that nurses always listened to them and explained things well
    View all patient feedback
  • Centrastate Medical Center

    901 W Main St
    Freehold, NJ 07728

    How patients felt about the care they received at this hospital.

    79%
    Patients said they were given information about recovering at home

    5% lower than the national average

    75%
    Patients said that nurses always listened to them and explained things well
    View all patient feedback
Learn more about how Healthgrades measures Hospital Quality