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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).

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Specialties & Research

Dr. R Williams, 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. Williams graduated from Duke University , Durham.


Dr. Williams has 2 hospital affiliations:

  • Duke University Hospital 
  • Zale-Lipschy Univ Hosp 

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Additional Information
Dr. R Williams MD is a male Internist, has 38 years of experience and practices in Internal Medicine and Cardiovascular Disease.
Where does Dr. R Williams practice?
Dr. R Williams has 1 office location.
Dr. R Williams practices Internal Medicine and Cardiovascular Disease near Durham, NC.
See Durham Internists and Durham Cardiologists.