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19 years of experience
Accepting new patients
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 (0)

The overall average patient rating of Dr. Fredie Diaz is Average. Dr. Diaz has been reviewed by 3 patients who have provided 0 comments. The rating is 2.5 out of 5 stars.

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

Specialties & Research

Dr. Fredie Diaz, MD is board certified in Internal Medicine.

Education & Awards

Dr. Diaz graduated from Howard University , Washington.


Dr. Diaz has 6 hospital affiliations:

  • Stony Brook University Hospital 
  • Jamaica Hospital Medical Center 


  • Spanish

> > > > Dr. Fredie Diaz, MD

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Additional Information
Dr. Fredie Colon Diaz MD is a male Internist, has 19 years of experience and practices in Internal Medicine.
Where does Dr. Fredie C. Diaz practice?
Dr. Fredie Diaz has 7 office locations.
Dr. Fredie Diaz practices Internal Medicine near Phoenix, AZ.
Additional practice locations include: East Setauket, NY and Surprise, AZ.
See Phoenix Internists.