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Internist, Infectious Disease Specialist (virus, bacteria, parasites), Pediatrician

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. Mario Perez:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Mario Perez is Average. Dr. Perez has been reviewed by 2 patients who have provided 1 comments. The rating is 3 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. Mario Perez, DO is board certified in Internal Medicine, Infectious Disease, and Pediatrics.

  • He has special expertise in 3 areas:
  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • HIV Infections
  • Hepatitis C

Education & Awards

Dr. Perez graduated from Western University of Health Sciences, Pomona.


Dr. Perez has 1 hospital affiliations:

  • Kaiser Permanente Fontana Medical Center 

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Additional Information
Dr. Mario Lauro Perez DO is a male Internist and practices in Internal Medicine, Infectious Disease, and Pediatrics.
Where does Dr. Mario L. Perez practice?
Dr. Mario Perez has 1 office location.
Dr. Mario Perez practices Internal Medicine, Infectious Disease, and Pediatrics near Fontana, CA.
See Fontana Internists, Fontana Infectious Disease Doctors, and Fontana Pediatricians.