Dr. Ernesto Guerra MD

Gastroenterologists in San Antonio, TX

5  Excellent based on 3 reviews | Rate Dr. Guerra
Dr. Guerra has been compared 569 times

Dr. Ernesto Guerra specializes in gastroenterology, internal medicine in San Antonio, Texas.

Dr. Ernesto Guerra has been compared 569 times. Details of Dr. Guerra's 40 years experience as an MD, his 3 hospital affiliations and education at University of California, San Diego are available on your free doctor report.


Primary Location for Dr. Guerra

Dr. Ernesto Guerra
San Antonio Gastroenterology Endoscopy Center
520 E Euclid Ave
San Antonio, TX 78212

Patient Ratings and Reviews


Dr. Ernesto Guerra has an average rating of 5 stars (out of 5) with a rating of Excellent based on 3 reviews.

Have you visited Dr. Ernesto Guerra? Rate you experience below.


 Board Certification, Specialty and Expertise

Dr. Ernesto Guerra has been identified as specializing in Gastroenterology and Internal Medicine.

He obtained board certification from The American Board of Internal Medicine for Internal Medicine.

More information available on your free report

Accepted Insurance

Insurance plans and networks accepted by a doctor are not necessarily universal across all locations at which the doctor practices. This can be affected by many factors such as different group practices, hospital affiliations and working arrangements at those locations. Checking that the doctor you are visiting and the facility they are at are in-network providers for your insurance plan can save you money and headaches later from surprise medical bills.

Dr. Ernesto Guerra accepts the following plans at San Antonio Gastroenterology Endoscopy Center

  • United Healthcare - Direct
  • Aetna
  • Cigna
  • Multiplan
  • Humana

See additional insurance networks accepted by Dr. Guerra

 Hospital Affiliation

A hospital affiliation covers any doctor who has an affiliation, association or admitting privilege with a hospital. A doctor's particular affiliation to a specific hospital can translate to the overall quality of that provider.


Dr. Guerra attended medical school at University of California, San Diego School of Medicine and graduated in 1976 having 40 years experience.

While there is no proven correlation between the quality of one's educational institution and the quality of one's professional competence, it is often an indicator. Medical schools have various levels of selectivity (some are harder to get into than others), and both the quality of their clinical training and level of research are measured. Additional medical training in both residency and fellowships and the facilities they are conducted at also provide a history of the doctors' level of training and experience.


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