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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. Marcus Williams:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (4)

The overall average patient rating of Dr. Marcus Williams is Excellent. Dr. Williams has been reviewed by 18 patients who have provided 4 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.8
Promptness 4.6
Courteous Staff 4.5
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 4.9
Follows Up After Visit 4.9

Specialties & Research

Dr. Marcus 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 George Washington University. He has 4 awards.

Castle Connolly Top Doctors: New York Metro Area™ (2012 - 2015)
Patients' Choice Award (2008 - 2009, 2013 - 2014)
Compassionate Doctor Recognition (2009, 2013 - 2015)
On-Time Doctor Award (2009, 2014)


Dr. Williams has 10 hospital affiliations:

  • Hackensack University Medical Center 
  • Chilton Memorial Hospital 


  • Spanish
  • Korean
  • English

> > > > Dr. Marcus Williams, MD

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Additional Information
Dr. Marcus Leon Williams MD is a male Internist, has 30 years of experience and practices in Internal Medicine and Cardiovascular Disease.
Where does Dr. Marcus L. Williams practice?
Dr. Marcus Williams has 1 office location.
Dr. Marcus Williams practices Internal Medicine and Cardiovascular Disease near Oakland, NJ.
See Oakland Internists and Oakland Cardiologists.