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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 (1)

The overall average patient rating of Dr. Frederick Nahm, Neurologist is Average. Dr. Nahm has been reviewed by 15 patients who have provided 1 comments. The rating is 2.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.3
Promptness 2.9
Courteous Staff 2.9
Accurate Diagnosis 3.1
Bedside Manner 2.7
Spends Time with Me 2.8
Follows Up After Visit 2.7

Specialties & Research

Dr. Frederick Nahm, MD, PHD is board certified in Neurology.

  • He has special expertise in 10 areas:
  • Alzheimer's Disease
  • Concussion
  • Electroencephalography (EEG)
  • Electromyography (EMG)
  • Epilepsy
  • Migraine Disorders
  • Movement Disorders
  • Multiple Sclerosis (MS)
  • Primary Headache Disorders
  • Stroke

Education & Awards

Dr. Nahm graduated from University of Michigan Medical School, Ann Arbor. He has 1 awards.

Castle Connolly Top Doctors: New York Metro Area™ (2008, 2010 - 2015)


Dr. Nahm has 8 hospital affiliations:

  • Greenwich Hospital Association 
  • Vassar Brothers Medical Center 


  • French

> > > > Dr. Frederick Nahm, MD, PHD

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Additional Information
Dr. Frederick K Nahm MD and PHD is a male Neurologist, has 15 years of experience and practices in Neurology.
Where does Dr. Frederick K. Nahm practice?
Dr. Frederick Nahm has 2 office locations.
Dr. Frederick Nahm practices Neurology near Greenwich, CT.
Additional practice locations include: New York, NY.
See Greenwich Neurologists.