Mark D. Gulinson, M.D.



3815 E Bell Rd Ste 1250

Phoenix, AZ 85032

Closed. Opens Fri at 9:30AM

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

Closed. Opens Fri at 9:30AM


North Mountain

Gastroenterology in Phoenix, AZ

North Mountain

9250 N 3rd St

Ste 4035

Phoenix, AZ 85020

Closed. Opens Fri at 8 AM


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 Mark D. Gulinson, M.D.


  • Gastroenterology Fellowship: University of California (Irvine, CA)
  • Internal Medicine Residency: University of Pittsburgh Health Sciences Center
  • Medical Degree: University of Colorado Health Science Center (Denver, CO)
  • Undergraduate Degree: B.S. The Colorado College (Colorado Springs, CO)

Board Certification

  • American Board of Internal Medicine – Gastroenterology & Hepatology

Associations/ Memberships

  • American College of Gastroenterology
  • American Society of Gastrointestinal Endoscopy

Awards or Distinctions

Hospital Affiliations

  • John C. Lincoln North Mountain
  • Paradise Valley Hospital


Dr. Gulinson is wonderful! Very easy to talk to, very patient, and thorough! Highly recommend!!!!

S.G. Google

Office was very clean and staff was friendly and professional.

K.O. Google

The staff and Dr Gulinson are very professional and kind. Dr Gulinson is very thorough and informative. Highly recommend.

D.F. Google

I've been his patient for about 23yrs and have appreciated what he and his staff have done for me!

M.S. Google

Excellent Service

J.C. Google


Total Reviews


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