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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).

Learn more about Dr. William Callaghan:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. William Callaghan is Excellent. Dr. Callaghan has been reviewed by 3 patients who have provided 1 comments. The rating is 5 out of 5 stars.

Specialties & Research

Dr. William Callaghan, FACC, MD is board certified in Internal Medicine and Cardiovascular Disease.

  • He has special expertise in 5 areas:
  • Acute Coronary Syndrome (ACS)
  • Heart Block
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Unstable Angina

Education & Awards

Dr. Callaghan graduated from Eastern Virginia Medical School, Norfolk.


Dr. Callaghan has 1 hospital affiliations:

  • Bon Secours Depaul Medical Center 


  • Spanish
  • French
  • Korean

> > > > Dr. William Callaghan, FACC, MD

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Additional Information
Dr. William E Callaghan FACC and MD is a male Internist, has 29 years of experience and practices in Internal Medicine and Cardiovascular Disease.
Where does Dr. William E. Callaghan practice?
Dr. William Callaghan has 2 office locations.
Dr. William Callaghan practices Internal Medicine and Cardiovascular Disease near Norfolk, VA.
Additional practice locations include: Suffolk, VA.
See Norfolk Internists and Norfolk Cardiologists.