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Neurologist (brain, nervous system)
41 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).

Learn more about Dr. Frederic Mendelsohn:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (8)

The overall average patient rating of Dr. Frederic Mendelsohn is Excellent. Dr. Mendelsohn has been reviewed by 32 patients who have provided 8 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.0
Promptness 3.7
Courteous Staff 3.6
Accurate Diagnosis 3.7
Bedside Manner 3.8
Spends Time with Me 3.8
Follows Up After Visit 3.6

Specialties & Research

Dr. Frederic Mendelsohn, MD is board certified in Neurology.

  • He has special expertise in 6 areas:
  • Alzheimer's Disease
  • Back Pain
  • Epilepsy
  • Headache Disorders
  • Migraine Disorders
  • Multiple Sclerosis (MS)

Education & Awards

Dr. Mendelsohn graduated from University of Louisville . He has 3 awards.

Fellow infectious disease society of america
Patients' Choice Award (2008 - 2011, 2013 - 2015)
Compassionate Doctor Recognition (2014)


Dr. Mendelsohn has 11 hospital affiliations:

  • Stony Brook University Hospital 
  • John T Mather Memorial Hospital 

> > > > Dr. Frederic Mendelsohn, MD

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Additional Information
Dr. Frederic Anthony Mendelsohn MD is a male Neurologist, has 41 years of experience and practices in Neurology.
Where does Dr. Frederic A. Mendelsohn practice?
Dr. Frederic Mendelsohn has 1 office location.
Dr. Frederic Mendelsohn practices Neurology near Ronkonkoma, NY.
See Ronkonkoma Neurologists.