Skip to main content
Jonathan Leighton, MD, Gastroenterology, Scottsdale, AZ, Mayo Clinic Hospital

JonathanALeightonMDFACG, FASGE, AGAF, FACP

Gastroenterology Scottsdale, AZ

Gastrointestinal Cancer, Inflammatory Bowel Disease

Professor of Medicine

Dr. Leighton is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Connect with other colleagues in the same hospital or clinic
  • Search all U.S. specialist profiles and refer a patient
  • Read the latest clinical news and earn CME/CEU credits

See Dr. Leighton's full profile

Already have an account?

Education & Training

  • University of Texas Health Science Center San Antonio Joe and Teresa Lozano Long School of Medicine
    University of Texas Health Science Center San Antonio Joe and Teresa Lozano Long School of MedicineFellowship, Gastroenterology, 1988 - 1991
  • Valleywise Health
    Valleywise HealthFellowship, Pulmonary Disease and Critical Care Medicine, 1987 - 1988
  • University of Texas Health Science Center San Antonio Joe and Teresa Lozano Long School of Medicine
    University of Texas Health Science Center San Antonio Joe and Teresa Lozano Long School of MedicineResidency, Internal Medicine, 1981 - 1984
  • University of Arizona College of Medicine
    University of Arizona College of MedicineClass of 1981
  • Occidental College
    Occidental CollegeB.A., Biochemistry, Cum Laude, 1973 - 1977

Certifications & Licensure

  • AZ State Medical License
    AZ State Medical License 1986 - 2026
  • MN State Medical License
    MN State Medical License 1991 - 2023
  • TX State Medical License
    TX State Medical License 1983 - 1991
  • American Board of Internal Medicine Internal Medicine
  • American Board of Internal Medicine Gastroenterology

Awards, Honors, & Recognition

  • America's Top Doctors Castle Connolly, 2010-2014
  • Top Doctors:Arizona State Castle Connolly, 2013
  • Fellow (AGAF) American Gastroenterological Association, 2007
  • Join now to see all

Clinical Trials

Publications & Presentations

PubMed

Journal Articles

  • Utility of Video Capsule Endoscopy for Longitudinal Monitoring of Crohn’s Disease Activity in the Small Bowel: A Prospective Study  
    Gil Y Melmed, Marla C Dubinsky, David T Rubin, Shabana F Pasha, Atsushi Sakuraba, Felix Tiongco, Ira Shafran, Jonathan A Leighton, Gastrointestinal Endoscopy
  • The role of capsule endoscopy in evaluating both suspected and known Crohn's disease  
    Boroff ES, Leighton JA, Tech. Gastrointest. Endosc, 1/1/2015
  • Advances in capsule endoscopy in the diagnosis of Crohn's disease  
    Leighton JA, Gastroenterol. Hepatol., 1/1/2014
  • Join now to see all

Books/Book Chapters

  • Join now to see all

Abstracts/Posters

  • The effects of bowel cleansing on the yield of duodenal aspirates for small intestinal bacterial overgrowth
    Kahn A, Franco D, Disbrow M, Koepke L, Umar S, Harris LA, Harrison E, Pasha SF, Crowell MD, Foxx-Orenstein AE, Ramirez FC, Gastroenterology, 1/1/2014
  • A prospective study of the patency capsule and cross-sectional imaging in diagnostic management of patients with suspected or known intestinal strictures or obstruction
    Yadav A, Hara A, Heigh R, Gurudu S, Pasha S, Harris L, Rentz L, Am J Gastroenterol, 1/1/2014
  • The novel pillcam Crohn's disease capsule demonstrates similar diagnostic yield as ileocolonoscopy in patients with active Crohn's disease: a prospective multicenter i...
    Helper D, Malik P, Havranek R, Isaacs K, Dotan I, Lahat A, Horlander J, Tinsley A, Sainz IFU, Rosa B, Mullin G, Gralnek I, Am J Gastroenterol, 1/1/2014
  • Join now to see all

Lectures

  • Capsule Endoscopy in the Evaluation of Inflammatory Bowel Disease 
    Tokyo, Japan - 1/1/2014
  • Deep Small Bowel Lesions Found with Capsule -- Fact or Artifact? Treat or Ignore? 
    Chicago, IL - 1/1/2014
  • Endoscopic Video Learning Session: Single and Double Balloon Endoscopy and Capsule Endoscopy 
    San Diego, CA - 1/1/2014
  • Join now to see all

Other

  • Delivering quality, bridging medical practice and research [CD-ROM #3] 
    Leighton JA, AMGA CD-ROM Series
    1/1/2001

Press Mentions

  • Capsule-Based Endoscopy and CT Colonography for Colon Cancer Screening
    Capsule-Based Endoscopy and CT Colonography for Colon Cancer ScreeningSeptember 4th, 2018
  • Emerging Fungal Infection in South West U.S. Mimics Cancer
    Emerging Fungal Infection in South West U.S. Mimics CancerMarch 29th, 2012
  • Physician Mentorship Is Key to Growing an Engaged Advanced Practice Provider Workforce
    Physician Mentorship Is Key to Growing an Engaged Advanced Practice Provider WorkforceOctober 31st, 2023
  • Join now to see all

Professional Memberships

Hospital Affiliations