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Ernie Riffer, MD

Ernie Riffer, MD

Optum Provider

Specialty

Internal Medicine

Languages

English, Spanish

Seeing patients at

Patient Reviews

Patient review summary

Learn about our survey

5

4

3

2

1

4.7

126 reviews

    • Reviewed on May 29, 2026
    • Verified Review

    Ernie Riffer is great. I just don't like the Optum system.

    • Reviewed on May 25, 2026
    • Verified Review

    good experience

    • Reviewed on May 24, 2026
    • Verified Review

    Knowledgeable yet doesn’t worry the patient. Pleasant personality. Talks the right amount…not too much but gives all the information needed and answers questions.

    • Reviewed on May 20, 2026
    • Verified Review

    Experience, knowledge, compassion.

    • Reviewed on May 20, 2026
    • Verified Review

    An exceptional physician with compassion and always gives time needed to explain situations. Always calls back with lab results personally

    • Reviewed on May 20, 2026
    • Verified Review

    long-time patient and I trust him

    • Reviewed on May 19, 2026
    • Verified Review

    I have been with Dr. Riffer almost since he started his practice. He is thorough, knowledgeable and really funny.

    • Reviewed on May 14, 2026
    • Verified Review

    Long term relationship

    • Reviewed on May 13, 2026
    • Verified Review

    Dr Riffer always takes time to explain everything thoroughly. Additionally, he always asks if I have any questions about what he has explained... or if there are any other issues I may have questions about.

    • Reviewed on May 9, 2026
    • Verified Review

    I like going many years

    • Reviewed on May 9, 2026
    • Verified Review

    I value Dr Riffer and trust him 100%. Never makes me feel rushed and answers all my questions

    • Reviewed on May 8, 2026
    • Verified Review

    Dr. Earnie Riffer is an outstanding doctor. Knows exactly what your needs are and takes wonderful care of his patients.

    • Reviewed on May 7, 2026
    • Verified Review

    Continued positive experiences

    • Reviewed on May 6, 2026
    • Verified Review

    He's the best doctor i have ever had

    • Reviewed on May 6, 2026
    • Verified Review

    Fast and knowledgeable

    • Reviewed on May 5, 2026
    • Verified Review

    Doctor river is very thorough. Compassionate He takes this time to explain condition. Follows through in a timely manner. I highly recommend doctor rifford I've been a patient of his for a long time would not change for anything in the world. [omitted] feel real comfortable.

    • Reviewed on May 4, 2026
    • Verified Review

    He explain everything about my health to where I can understand and seem to care about his patients.

    • Reviewed on May 3, 2026
    • Verified Review

    Dr. Riffer is very knowledgeable and experienced. He has a pleasant professional demeanor and I am happy to have him as my primary care physician.

    • Reviewed on May 2, 2026
    • Verified Review

    He is a knowledgeable, thoughtful and caring doctor.

    • Reviewed on Apr 30, 2026
    • Verified Review

    He always explains things and is concerned about me

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  • About Ernie Riffer, MD

    Ernie Riffer, MD is an internal medicine physician dedicated to helping patients achieve and maintain longterm wellness through healthy lifestyle habits. He earned his medical degree from the University of Illinois and completed his residency at Banner University Medical Center. Known for his calm demeanor and thoughtful approach, Dr. Riffer takes time to understand each patient's unique goals and challenges. He values continuity of care and enjoys building longterm relationships with patients and their families.

    Philosophy of care

    Dr. Riffers philosophy of care centers on partnership, education, and prevention. He believes that healthcare works best when patients are informed, empowered, and actively involved in their own wellbeing.

    Gender

    Male

    Board certifications

    American Board of Internal Medicine

    Licenses

    AZ, 17480

    Employed or contracted

    Employed

    Network Name

    OptumCare Network of Arizona

    NPI

    1134284268