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20 years of experience
Accepting new patients
Video profile
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).

Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. John Greely is Good. Dr. Greely has been reviewed by 11 patients who have provided 2 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.4
Promptness 4.2
Courteous Staff 4.8
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 4.8

Specialties & Research

Dr. John Greely, MD is board certified in Internal Medicine.

Education & Awards

Dr. Greely graduated from The University of Texas Southwestern, Dallas. He has 3 awards.

Bridges to Excellence Recognition
Physician Office Systems Recognition (2016 - 2018)
Level III
NCQA Physician Practice Connections - Patient Centered Medical Home (2013 - 2019)
On-Time Doctor Award (2015)


Dr. Greely has 7 hospital affiliations:

  • St Luke's Roosevelt Hospital 
  • Beth Israel Medical Center - Kings Highway Division 


  • German
  • Spanish
  • English
  • French
  • Arabic

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Additional Information
Dr. John S Greely MD is a male Internist, has 20 years of experience and practices in Internal Medicine.
Where does Dr. John S. Greely practice?
Dr. John Greely has 1 office location.
Dr. John Greely practices Internal Medicine near New York, NY.
See New York Internists.