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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. John Walker:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. John Walker is Excellent. Dr. Walker has been reviewed by 2 patients who have provided 0 comments. The rating is 5 out of 5 stars.

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

Specialties & Research

Dr. John Walker, MD is board certified in Internal Medicine and Nephrology.

Education & Awards

Dr. Walker graduated from State University of New York Downstate, Brooklyn.


Dr. Walker has 5 hospital affiliations:

  • Virtua Memorial Hospital Of Burlington County 
  • Robert Wood Johnson Univ Hosp 

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Additional Information
Dr. John Alfred Walker MD is a male Internist, has 35 years of experience and practices in Internal Medicine and Nephrology.
Where does Dr. John A. Walker practice?
Dr. John Walker has 1 office location.
Dr. John Walker practices Internal Medicine and Nephrology near New Brunswick, NJ.
See New Brunswick Internists and New Brunswick Nephrologists.