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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 McKenzie:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Marcus McKenzie is Good. Dr. McKenzie has been reviewed by 6 patients who have provided 3 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.8
Promptness 4.2
Courteous Staff 4.1
Accurate Diagnosis 4.1
Bedside Manner 3.9
Spends Time with Me 3.7
Follows Up After Visit 3.9

Specialties & Research

Dr. Marcus McKenzie, MD is board certified in 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. McKenzie graduated from The University of Texas at Galveston. He has 5 awards.

The Jack Wallace Prize in Cardiology, The University of Texas Medical Branch, Galveston, Texas 1997
Hury Cancer Scholarship Recipient, University of Texas Medical Branch, Galveston, TX 1994
Outstanding Junior Resident, John Hopkins University/Sinai 2000
Bridges to Excellence Recognition
Cardiac Care Recognition (2015 - 2017)
Level III
Physician Office Systems Recognition (2015 - 2017)
Level II


Dr. McKenzie has 17 hospital affiliations:

  • Harris Methodist H E B 
  • Texas Health Harris Methodist Hospital Azle 


  • Hindi
  • Spanish
  • English

> > > > Dr. Marcus McKenzie, MD

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Additional Information
Dr. Marcus McKenzie MD is a male Internist, has 13 years of experience and practices in Internal Medicine and Cardiovascular Disease.
Where does Dr. Marcus McKenzie practice?
Dr. Marcus McKenzie has 1 office location.
Dr. Marcus McKenzie practices Internal Medicine and Cardiovascular Disease near Plano, TX.
See Plano Internists and Plano Cardiologists.