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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 (138)

The overall average patient rating of Dr. Lloyd Simon is Excellent. Dr. Simon has been reviewed by 835 patients who have provided 138 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Promptness 3.7
Courteous Staff 4.3
Accurate Diagnosis 3.2
Bedside Manner 3.0
Spends Time with Me 3.0
Follows Up After Visit 2.6

Specialties & Research

Dr. Lloyd Simon, MD is board certified in Internal Medicine.

  • He has special expertise in 1 area:
  • Drug Abuse (Substance-Related Addiction Disorders)

Education & Awards

Dr. Simon graduated from State University of New York at Buffalo. He has 4 awards.

Castle Connolly Top Doctors: New York Metro Area™ (1998 - 2008, 2010 - 2015)
Patients' Choice Award (2014)
Bridges to Excellence Recognition
Diabetes Care Recognition (2013 - 2015)
Level II
NCQA Diabetes Physician Recognition Program (2013 - 2016)


Dr. Simon has 1 hospital affiliations:

  • Eastern Long Island Hospital 

> > > > Dr. Lloyd Simon, MD

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Additional Information
Dr. Lloyd Douglas Simon MD is a male Internist, has 31 years of experience and practices in Internal Medicine.
Where does Dr. Lloyd D. Simon practice?
Dr. Lloyd Simon has 3 office locations.
Dr. Lloyd Simon practices Internal Medicine near Southold, NY.
Additional practice locations include: Greenport, NY.
See Southold Internists.