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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).

Learn more about Dr. Roberto Diaz:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Roberto Diaz, Internist, Sleep Medicine is Average. Dr. Diaz has been reviewed by 20 patients who have provided 2 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 3.4
Promptness 3.0
Courteous Staff 3.4
Accurate Diagnosis 3.1
Bedside Manner 3.3
Spends Time with Me 2.9
Follows Up After Visit 3.7

Specialties & Research

Dr. Roberto Diaz, MD is board certified in Internal Medicine and Sleep Medicine.

  • He has special expertise in 4 areas:
  • Insomnia
  • Obstructive Sleep Apnea
  • Sleep Disorders
  • Weight loss (non-surgical)

Education & Awards

Dr. Diaz graduated from Univ Mayor De San Andres, La Paz.


Dr. Diaz has 4 hospital affiliations:

  • CHRISTUS Spohn Memorial Hospital 
  • Christus Spohn Hospital - Alice 

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Additional Information
Dr. Roberto Fabricio Diaz MD is a male Internist, has 22 years of experience and practices in Internal Medicine and Sleep Medicine.
Where does Dr. Roberto F. Diaz practice?
Dr. Roberto Diaz has 1 office location.
Dr. Roberto Diaz practices Internal Medicine and Sleep Medicine near Alice, TX.
See Alice Internists and Alice Sleep Medicine Doctors.