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Michael R. Mills, M.D.
Gastroenterologist
About Michael R. Mills, M.D.
Education
- Gastroenterology Fellowship: University of Arizona Health Sciences Center, Carl T. Hayden VA Medical Center, Banner Good Samaritan Regional Medical Center
- Internal Medicine Residency: University of Colorado School of Medicine
- M.P.H. Tulane University School of Public Health & Tropical Medicine (New Orleans, LA)
- Medical Degree: Tulane University School of Medicine (New Orleans, LA)
- Undergraduate Degree: B.S. University of Arizona (Tucson, AZ)
Additional Languages
- Spanish
Board Certification
- American Board of Internal Medicine – Gastroenterology & Hepatology
Associations/ Memberships
- American College of Gastroenterology
- American Gastroenterological Association
- American Medical Association
- American Society of Gastrointestinal Endoscopy
- Arizona Medical Association
- Maricopa County Medical Society
- New Life Society, Board Member
- Phoenix Society for Gastroenterology
- Crohn’s and Colitis Foundation
Hospital Affiliations
- Banner Estrella Medical Center
- Banner University Medical Center
Awards or Distinctions
- 2023 Crohn’s & Colitis Foundation Champion of Mission Honoree
- Recognized in America’s Top Physicians
- Fellow, American Society for Gastrointestinal Endoscopy (FASGE)
- Fellow, American College of Gastroenterology (FACG)
- Clinical Assistant Professor of Medicine, University of Arizona
- President-Elect (2012), Maricopa County Medical Society
- President, Board of Trustees, Arizona Foundation for Medical Care
- Volunteer St. Vincent de Paul Medical Clinic
- Top Doctor Phoenix Magazine 2025
Locations
Reviews
Dr. Mills is a very caring doctor who takes the time to go over options and his recommendations. I trust him to have my best interests in mind.
The team was great. From the time you walk in and when you leave. Awesome work!
Excellent listener and displays empathy
"Dr. Mills is simply an outstanding gastroenterologist. What truly sets Dr. Mills apart is the combination of exceptional expertise and genuine compassion. He made me feel heard, respected, and completely at ease discussing sensitive matters. The treatment plan has significantly improved my quality of life. The office staff is also efficient and friendly. I have complete confidence in Dr. Mills and am so grateful for his care. I recommend him without reservation to anyone needing GI care."
Dr Mills and his staff are wonderful! They all were very nice, and worked well together as a Team. I came in there as a professed "big chicken", but was put right at ease with a friendly and knowledgeable staff. Highly recommend Dr. Mills and his practice!
I have been a patient of Dr. Mills for about ten years. He is an exceptional Dr. he has a tremendous bedside manner and is extremely knowledgeable. I would recommend anyone who values the above virtues to consider using Dr. Mills.
I have been a patient of Dr. Mills for some time now and would recommend to anyone. He is not your typical great doctor. He takes his time, shows genuine concern, and the kind of guy you would want as a friend. The office staff is
not only pleasant, but efficient.
not only pleasant, but efficient.
Have been seeing Dr. Mills for many years for digestive and esophageal issues. He's worked with me to find solutions and always willing to try a new approach.
Excellent physician!
Excellent physician!
I would recommend Dr Mills to all my friends. He is a very thorough doctor. Listens to his patients concerns.
Great doctor who explains all details of my colonoscopy step by step. Staff was informative about the procedure and caring.
Dr. Mills provides excellent care, even if things are complicated. He doesn't rush through the appointment.
Dr Mills and the entire team at ADH were absolutely fantastic. From booking my appt,
to my consult with Dr Mills and the actual procedures - everyone was extremely professional and also so nice and caring
They’re the best at what they do and I highly recommend this practice.
to my consult with Dr Mills and the actual procedures - everyone was extremely professional and also so nice and caring
They’re the best at what they do and I highly recommend this practice.
The office was very warm and welcoming with polite and friendly staff. There was not a long wait to see the Dr. The Dr was caring and was knowledgeable. He prescribed me something to begin relieving some of the discomfort in my stomach.
Dr. Mills and his team provided exceptional care and expertise during my colonoscopy procedure. From start to finish, they did a fantastic job. I highly recommend Dr. Mills.
Very professional and thorough. Dr Mills explained everything before and after. Nurses were great and all went well
I had a very good experience the Doctors and staff were excellent 👌👍 highly recommend this clinic
Excellent Doctor and staff!!!
Highly recommended!
Highly recommended!
Dr. Mills is a knowledgeable, caring doctor who truly listens to you. I highly recommend him.
I had my 2nd colonoscopy from Dr Mills in August. 5 Stars doesn’t seem enough. Great staff, cleanest facility you will ever see. And, Dr Mills explains everything before and after.
Dr Mills is an excellent physician and very caring . I known him for over 20 years he has done all my procedures from endoscopy to colonoscopy during this time . The staff are great and friendly.