John J. Wells, M.D.



3815 E Bell Rd Ste 1250

Phoenix, AZ 85032

Open today 9:30AM - 11 PM

Quick Facts

  • Colon Cancer Screenings
  • IBD, Crohn’s Disease, Ulcerative Colitis
  • Acid Reflux/Heartburn
  • Expert Endoscopy and Colonoscopy
  • Currently Accepting New Patients
  • Most Insurance Plans Accepted

Phoenix - 40th St/Bell

Gastroenterology in Phoenix, AZ

Phoenix - 40th St/Bell

3815 E Bell Rd

Ste 1250

Phoenix, AZ 85032

Open today 9:30AM - 11 PM


North Valley Endoscopy Center

Gastroenterology in Phoenix, AZ

North Valley Endoscopy Center

15255 North 40th Street

Ste. 157

Phoenix, AZ 85032

By appointment only.

Request Appointment

If you are experiencing a medical emergency, please call 9-1-1. This form is intended for non-urgent appointment requests only. Non-emergency requests will be responded to within 24-48 hours.

About John J. Wells, M.D.


  • Gastroenterology Fellowship: University of Michigan Medical Center
  • Internal Medicine Residency: University of Michigan Medical Center
  • Medical Degree: George Washington University (Washington, DC)
  • Undergraduate Degree: B.S. University of Notre Dame (South Bend, IN)

Board Certification

  • American Board of Internal Medicine – Gastroenterology & Hepatology
  • American Board of Internal Medicine – Internal Medicine

Associations/ Memberships

  • American College of Physicians
  • American Gastroenterological Association
  • American Medical Association
  • American Society for Gastrointestinal Endoscopy
  • Arizona Medical Association
  • Maricopa County Medical Society

Awards or Distinctions

  • "Top Doc" in Phoenix Magazine

Hospital Affiliations

  • John C. Lincoln North Mountain
  • Paradise Valley Hospital


I have been seeing Dr Wells for almost 20 yrs. I have always had a good experience. Dr Wells and his staff are extremely helpful and patience.

C.D. Google

The office staff was professional and kind. Dr Wells is amazing! Chad

C.D. Google

John Wells is always thoughtful and courteous every time I have met with him

J.F. Google

We will miss you Dr. Wells. Enjoy retirement!!

M.B. Google

I have been going to Dr. Wells for years. He has always been kind and knowlegable.

S.G. Google


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