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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).

Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Daniel Yellon is Good. Dr. Yellon has been reviewed by 7 patients who have provided 3 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 2.9
Promptness 3.1
Courteous Staff 3.1
Accurate Diagnosis 4.2
Bedside Manner 4.8
Spends Time with Me 4.8
Follows Up After Visit 3.3

Specialties & Research

Dr. Daniel Yellon, MD is board certified in Internal Medicine.

Education & Awards

Dr. Yellon graduated from State University of New York Downstate, Brooklyn. He has 4 awards.

Patients' Choice Award (2011)
Compassionate Doctor Recognition (2011 - 2013)
Bridges to Excellence Recognition
Bridges to Excellence Medical Home Recognition (2014 - 2017)
Level III
NCQA Physician Practice Connections - Patient Centered Medical Home (2014 - 2017)


Dr. Yellon has 5 hospital affiliations:

  • Stony Brook University Hospital 
  • North Shore Univ Hosp At Plainview 


  • Italian
  • Spanish
  • Hindi

> > > > Dr. Daniel Yellon, MD

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Additional Information
Dr. Daniel Harold Yellon MD is a male Internist, has 40 years of experience and practices in Internal Medicine.
Where does Dr. Daniel H. Yellon practice?
Dr. Daniel Yellon has 2 office locations.
Dr. Daniel Yellon practices Internal Medicine near East Setauket, NY.
Additional practice locations include: Ronkonkoma, NY.
See East Setauket Internists.