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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

4.5
  •  
(13)
Patient comments (5)

The overall average patient rating of Dr. David Callans is Excellent. Dr. Callans has been reviewed by 13 patients who have provided 5 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.3
  •  
Promptness 3.7
  •  
Courteous Staff 4.3
  •  
Accurate Diagnosis 4.1
  •  
Bedside Manner 4.1
  •  
Spends Time with Me 4.1
  •  
Follows Up After Visit 4.0
  •  

Specialties & Research

Dr. David Callans, MD is board certified in Internal Medicine, Cardiovascular Disease, and Clinical Cardiac Electrophysiology.

  • He has special expertise in 43 areas:
  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acute Coronary Syndrome (ACS)
  • Anemia
  • Atrial Flutter
  • Bradycardia
  • Cardiac Arrhythmias
  • Cardiac Defibrillator Implant
  • Catheter Ablation
  • Colon Tumor (Adenomatous Polyps)
  • Colonoscopy
  • Constipation
  • Coronary Disease
  • Cystic Fibrosis
  • Diarrhea
  • Dilated Cardiomyopathy
  • Diverticulitis
  • Electrocardiography (EKG)
  • Esophagitis
  • Fainting (Syncope)
  • > Show all expertise

Education & Awards

Dr. Callans graduated from Johns Hopkins University, Baltimore. He has 5 awards.

Awards  
One of America's Leading Experts on:
Atrial Flutter
Heart Diseases
Myocardial Infarction
Castle Connolly America's Top Doctors® (2008, 2010 - 2014)
Patients' Choice Award (2014)

Affiliations

Dr. Callans has 8 hospital affiliations:

  • University of PA Medical Center/Presbyterian 
  • Hospital of the University of PA 

> > > > Dr. David Callans, MD

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Additional Information
Dr. David Callans MD is a male Internist, has 25 years of experience and practices in Internal Medicine, Cardiovascular Disease, and Clinical Cardiac Electrophysiology.
Where does Dr. David Callans practice?
Dr. David Callans has 6 office locations.
Dr. David Callans practices Internal Medicine, Cardiovascular Disease, and Clinical Cardiac Electrophysiology near Philadelphia, PA.
Additional practice locations include: Radnor, PA.
See Philadelphia Internists and Philadelphia Cardiologists.