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

Specializes in Cardiology • Male • Age 67

325 N 5th St Ste 200
Allentown, PA 18102
OverviewPhone & AddressExperienceHospital QualityPatient Satisfaction

Key things you need to know about
Dr. Cassel:


Phone & Address

Check insurance plans, locations and make an appointment

Accepting new patients?

  • Yes

Dr. Cassel's Offices

Sacred Heart Medical Associates-Cardiology
325 N 5th St Ste 200
Allentown, PA 18102
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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


Dr. Cassel's Experience

Research training, expertise and qualifications

Dr. Cassel's Specialties

  • Cardiology

Procedures Dr. Cassel Performs

  • Automatic Implantable Cardioverter Defibrillator (ICD) Implantation
  • Cardiac Catheterization (incl. Coronary Angiography)
  • See all 13 procedures

Conditions Dr. Cassel Treats

MoreGet the facts on Dr. Cassel


Hospital Quality

The right hospital is as important as the right doctor

Lehigh Valley Hospital - 17th Street
1627 Chew St
Allentown, PA 18102
Lehigh Valley Hospital - Cedar Crest
1200 S Cedar Crest Blvd
Allentown, PA 18103

See All 4 Hospital Locations

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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. Cassel


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

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