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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 (2)

The overall average patient rating of Dr. Dennis Diaz is Average. Dr. Diaz has been reviewed by 4 patients who have provided 2 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 4.3
Promptness 4.3
Courteous Staff 4.3
Accurate Diagnosis 3.0
Bedside Manner 1.0
Spends Time with Me 1.0
Follows Up After Visit 1.0

Specialties & Research

Dr. Dennis Diaz, FACS, MD is board certified in Otolaryngology.

  • He has special expertise in 3 areas:
  • Sleep Apnea (Sleep Apnea Syndromes)
  • Snoring
  • Voice Disorders

Education & Awards

Dr. Diaz graduated from University of Florida, Gainesville.


Dr. Diaz has 5 hospital affiliations:

  • Cottage Grove Hospital 
  • Sacred Heart Medical Center 


  • Spanish

> > > > Dr. Dennis Diaz, FACS, MD

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Additional Information
Dr. Dennis Dale Diaz FACS and MD is a male Otolaryngologist, has 28 years of experience and practices in Otolaryngology.
Where does Dr. Dennis D. Diaz practice?
Dr. Dennis Diaz has 2 office locations.
Dr. Dennis Diaz practices Otolaryngology near Eugene, OR.
Additional practice locations include: Carlisle, PA.
See Eugene Otolaryngologists.