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Dr. Michael Brennan, MD Visit Healthgrades for information on Dr. Michael Brennan, MD. Find Phone & Address information, medical practice history, affiliated hospitals and more.

Specializes in Cardiology • Male • Age 57

1333 W 5th St Ste 206
Sheridan, WY 82801
OverviewExperienceHospital QualityPatient SatisfactionAppointments & Offices

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Dr. Brennan:


Dr. Brennan's Experience

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Dr. Brennan's Specialties

Procedures Dr. Brennan Performs

  • Automatic Implantable Cardioverter Defibrillator (ICD) Implantation
  • Cardiac Catheterization (incl. Coronary Angiography)
  • See all 15 procedures

Conditions Dr. Brennan Treats

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Hospital Quality

The right hospital is as important as the right doctor

Sheridan Memorial Hospital
1401 W 5th St
Sheridan, WY 82801

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9 Facts About Hospital Quality

Patients’ risk of dying during a hospital stay for heart bypass surgery could be 87.4% lower, on average, at a hospital rated 5 stars compared to a hospital rated 1 star for that procedure. Choosing the right hospital is critical to your health. View Slideshow


Patient Satisfaction

Patients' feedback on their experience with Dr. Brennan


8 Facts About Patient Satisfaction Surveys

Patient satisfaction surveys provide a standardized way of reporting about healthcare experiences. But there can be more than meets the eye when reviewing scores. Here's what you should know


Appointments & Offices

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Accepting new patients?

  • Yes
Big Horn Heart Center
Big Horn Heart Center
1333 W 5th St Ste 206
Sheridan, WY 82801
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7 Tips to Prepare for Your Appointment

The key to a successful appointment is communication. To get the most out of your visit, prepare ahead of time so you can lead the conversation with your doctor. These 7 tips will get you ready

Find the Right Doctor For You.

  • Cardiology
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