Ernie Riffer, MD
Specialty
Internal Medicine
Languages
English, Spanish
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Patient Reviews
Patient review summary
Learn about our survey5
4
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4.7
126 reviews
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- 4.0 Reviewed on May 29, 2026
- Verified Review
Ernie Riffer is great. I just don't like the Optum system.
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- 5.0 Reviewed on May 25, 2026
- Verified Review
good experience
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- 5.0 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.
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- 5.0 Reviewed on May 20, 2026
- Verified Review
Experience, knowledge, compassion.
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- 5.0 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
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- 5.0 Reviewed on May 20, 2026
- Verified Review
long-time patient and I trust him
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- 5.0 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.
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- 5.0 Reviewed on May 14, 2026
- Verified Review
Long term relationship
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- 5.0 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.
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- 5.0 Reviewed on May 9, 2026
- Verified Review
I like going many years
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- 5.0 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
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- 5.0 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.
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- 5.0 Reviewed on May 7, 2026
- Verified Review
Continued positive experiences
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- 5.0 Reviewed on May 6, 2026
- Verified Review
He's the best doctor i have ever had
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- 5.0 Reviewed on May 6, 2026
- Verified Review
Fast and knowledgeable
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- 5.0 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.
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- 4.5 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.
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- 5.0 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.
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- 5.0 Reviewed on May 2, 2026
- Verified Review
He is a knowledgeable, thoughtful and caring doctor.
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- 5.0 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
The contact information listed will direct you to a licensed representative that works with Medicare enrollees to explain Medicare Advantage and Prescription Drug Plan options. There may not be plans available in your area. Any information provided is limited to those plans offered in your area.
*The contact information listed will direct you to a licensed representative that works with Medicare enrollees to explain Medicare Advantage and Prescription Drug Plan options. There may not be plans available in your area. Any information provided is limited to those plans offered in your area. Please contact Medicare.gov or 1-800-MEDICARE to get information on all of your options.
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