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Claudio Alberto Rivera, MD

Please contact to confirm appointment availability

Optum Provider

Please contact to confirm appointment availability

Specialty

Gastroenterology

Languages

English

Seeing patients at

Patient Reviews

Patient review summary

Learn about our survey

5

4

3

2

1

4.7

25 reviews

    • Reviewed on Apr 18, 2026
    • Verified Review

    Dr. Rivera is caring, knowledgeable and competent in his field. I trust him and know that I am in good hands under his care.

    • Reviewed on Apr 11, 2026
    • Verified Review

    I have only met with him once. We are just getting started.

    • Reviewed on Mar 30, 2026
    • Verified Review

    Good information very polite

    • Reviewed on Mar 20, 2026
    • Verified Review

    He is very knowledgeable about my condition and my diagnosis. He is caring and he is always monitoring that I am doing well. I am grateful to have him in my care team , he is the one that finally found out what was going on with me for many years. He has completely changed my quality of life.

    • Reviewed on Mar 11, 2026
    • Verified Review

    Excellent physician, patient, took time to explain everything.

    • Reviewed on Mar 6, 2026
    • Verified Review

    Dr Rivera spends a good amount of time to explain & care for his patients.

    • Reviewed on Mar 3, 2026
    • Verified Review

    I wish Dr. Rivera was able to write down the medication and how to take it versus just telling it to me. When I checked the summary of my visit to see what it said, it was very vague.

    • Reviewed on Feb 28, 2026
    • Verified Review

    Dr was very compassionate and wanted to consider my thoughts regarding my health care. He listened and provided all options and is allowing me to make decisions with my family who is involved with my care.

    • Reviewed on Feb 22, 2026
    • Verified Review

    Dr Rivera is a very caring doctor who listens to me as a person and explains things in a way I can understand them. He is very thorough in his explanation and examination. He truly cares for his patients

    • Reviewed on Feb 19, 2026
    • Verified Review

    Dr. Claudio Rivera showed a true concern for me as a patient and felt he cared for me and my well being. I would absolutely recommend him to all friends and family members

    • Reviewed on Feb 5, 2026
    • Verified Review

    He's amazing professional knowledgeable kind answers questions thoroughly attends. Mary his nurse equally wonderful

    • Reviewed on Feb 3, 2026
    • Verified Review

    He took time to explain what he saw with my prior tests and exams. His advise was helpful and gave m hope.

    • Reviewed on Jan 26, 2026
    • Verified Review

    He is an amazing and caring doctor. He gave me the treatment that I have been looking for my GI issues for many years , he has changed my quality of life and health. He always listens to my concerns and he is always there to answer any questions I might have. I am so thankful that he is part of my treatment team.

    • Reviewed on Jan 18, 2026
    • Verified Review

    He's a great guy

    • Reviewed on Dec 31, 2025
    • Verified Review

    Great physician and quality care.

    • Reviewed on Dec 17, 2025
    • Verified Review

    Friendly and professional

    • Reviewed on Nov 22, 2025
    • Verified Review

    He remembered us from 2019 and was familiar with our issues.

    • Reviewed on Oct 8, 2025
    • Verified Review

    Dr. Rivera was incredibly attentive answered all my questions, explained the procedure and was reassuring and a comfort during and after my procedure.

    • Reviewed on Oct 3, 2025
    • Verified Review

    He is rude doesn’t listen to the patient he told me I was stressing him out by asking to many questions

    • Reviewed on Sep 24, 2025
    • Verified Review

    He's a very good dr

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  • About Claudio Alberto Rivera, MD

    Claudio Rivera, MD, is board certified in gastroenterology. Dr. Rivera earned his medical degree from the University of Illinois College of Medicine in Chicago. He completed his internship and residency at LA County-USC Medical Center. He also completed a fellowship at the Perelman School of Medicine at the University of Pennsylvania in Philadelphi a. Dr. Rivera became a physician to improve the lives of the people in his community. His patients say that Dr. Rivera is personable, honest and a strong health advocate for them as well as the community. In his spare time, he enjoys writing and reading as well as spending time with his family. In addition to English, Dr. Rivera speaks fluent Spani

    Gender

    Male

    Board certifications

    American Board of Internal Medicine

    Licenses

    CA, A123409

    Employed or contracted

    Employed

    Network Name

    OptumCare HealthCarePartners California

    NPI

    1144594045

    Hospital affiliations

    OptumCA Hospitalist - Employed Hospitalist Group LA NW,Providence Holy Cross Medical Center

  • Medical School

    • University of Illinois College of Medicine

    Residency

    • Los Angeles General Medical Center

      Internal Medicine

      2011

    Fellowship

    • University Of Pennsylvania School Of Medicine

      Gastroenterology

      2014