Dr. Ernesto Zatarain-Rios, MD

Dr. Ernesto Zatarain-Rios, MD

Internal Medicine  ·  
Male  ·  
Age 63
Dr. Ernesto Zatarain-Rios, MD is an internal medicine specialist in San Mateo, CA and has been practicing for 30 years. He graduated from Universidad Autonoma De Chihuahua, Facultad De Medicina in 1979 and specializes in internal medicine.

100 S San Mateo Dr # 2321

San Mateo, CA 94401

Contact Information

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of California
  • Cigna
  • MultiPlan

*Please verify this information when scheduling an appointment.

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Dr. Zatarain-Rios' Experience

Dr. Zatarain-Rios' experience matches your search based on the following criteria:
  • Based on total number of patients treated over the last 12 months
  • Specializes in Internal Medicine
  • Board certified in Internal Medicine
  • No malpractice claims found
  • No sanctions found
  • No board actions found

1  Specialties

  • Internal Medicine

1  Board Certifications

  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

135  Conditions Treated

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13  Procedures

  • Anemia and Iron Deficiency Screening
  • Cholesterol Screening
  • Diabetes Screening
  • Electrocardiogram (EKG)
  • Hepatitis B Virus Screening
  • Hepatitis C Virus Screening
  • Hepatitis Screening
  • Liver Function Test
  • Osteoporosis Screening
  • Prostate Cancer Screening
  • Sexually Transmitted Infections Screening
  • Syphilis Screening
  • Thyroid Screening

Background Check

0 Malpractice Claims

No malpractice history found for California.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • Universidad Autonoma De Chihuahua, Facultad De Medicina
    Medical School | Graduated 1979
  • University Chihuahua
    Internship Hospital | Completed 1980
  • Fell University Wash
    Residency Hospital | Completed 1986
  • National University Mexico
    Residency Hospital | Completed 1984
  • Stanford University
    Residency Hospital | Completed 1989
  • Stanford University
    Fellowship Hospital | Completed 1988

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Zatarain-Rios has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Zatarain-Rios does not have any memberships or affiliations listed. If you are Dr. Zatarain-Rios and would like to add memberships or affiliations, please update your profile.

Dr. Zatarain-Rios' Reviews

Likelihood to recommend Dr. Zatarain-Rios


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Average Wait Time
  • 10 – 15 minutes
Dr. Zatarain-Rios' Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Dr. Ernesto Zatarain-Rios, MD
Dr. Zatarain is an excellant doctor who takes his professional work seriously. He approached my care with individual attention to my specific needs. He LISTENED to my responses to his questions which were based on MY history and current complaint. I never felt rushed. I trusted his judgement. ...Read More
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Linda Balanesi in Sonoma, CA – Sep 15, 2016
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Wonderful doctor, really caring and is there for you. Very happy with his care. His nurse, Tanya, is also great.
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Lynne in Mountain View, CA – Jan 22, 2016
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