Dr. Leighton is on Doximity
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Office
13400 E. Shea Blvd
Scottsdale, AZ 85259
Education & Training
- University of Texas Health Science Center San Antonio Joe and Teresa Lozano Long School of MedicineFellowship, Gastroenterology, 1988 - 1991
- 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 MedicineResidency, Internal Medicine, 1981 - 1984
- University of Arizona College of MedicineClass of 1981
- Occidental CollegeB.A., Biochemistry, Cum Laude, 1973 - 1977
Certifications & Licensure
- AZ State Medical License 1986 - 2026
- MN State Medical License 1991 - 2023
- 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
- Physician of the Year Crohn's & Colitis Foundation of America Southwest Chapter, 2007
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Clinical Trials
- Evaluation of the PillCam™ Colon Capsule Endoscopy (PCCE) in the Visualization of the Colon Start of enrollment: 2006 Jun 01
- Evaluation of Capsule Endoscopy in Patients With Suspected Crohn's Disease Start of enrollment: 2007 Sep 01
- Evaluation of PillCam® Express Capsule Endoscopy Delivery System Start of enrollment: 2009 Oct 01
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Publications & Presentations
PubMed
- 138 citationsT Cell-Derived Protein S Engages TAM Receptor Signaling in Dendritic Cells to Control the Magnitude of the Immune ResponseEugenio Antonio Carrera Silva, Pamela Y. Chan, Leonel Joannas, Andrea Emilse Errasti, Nicola Gagliani
Immunity. 2013-07-25 - 135 citationsOnce-Daily Dosing of Delayed-Release Oral Mesalamine (400-mg Tablet) Is as Effective as Twice-Daily Dosing for Maintenance of Remission of Ulcerative ColitisWilliam J. Sandborn, Joshua R. Korzenik, Bret A. Lashner, Jonathan A. Leighton, Uma Mahadevan
Gastroenterology. 2010-04-01 - 101 citationsOpen-label study of adalimumab in patients with ulcerative colitis including those with prior loss of response or intolerance to infliximab.Waqqas Afif, Jonathan A. Leighton, Stephen B. Hanauer, Edward V. Loftus, William A. Faubion
Inflammatory Bowel Diseases. 2009-09-01
Journal Articles
- Utility of Video Capsule Endoscopy for Longitudinal Monitoring of Crohn’s Disease Activity in the Small Bowel: A Prospective StudyGil 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 diseaseBoroff ES, Leighton JA, Tech. Gastrointest. Endosc, 1/1/2015
- GISentinel: A software platform for automatic ulcer detection on capsule endoscopy videosYi S, Jiao H, Meng F, Shabana P, Rentz L, Progress in Biomedical Optics and Imaging - Proceedings of SPIE, 1/1/2014
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Books/Book Chapters
Abstracts/Posters
- Natural History of Inflammatory Bowel Disease Post Liver Transplantation for Primary Sclerosing CholangitisLeighton JA, Digestive Disease Week 2014, Chicago, IL, 1/1/2014
- Monthly feedback on quality indicators for colonoscopy significantly increase adenoma detection rates of endoscopiesLeighton JA, Digestive Disease Week 2014, Chicago, IL, 1/1/2014
- Intense monthly feedback improves screening colonoscopy quality measuresLeighton JA, Digestive Disease Week 2014, Chicago, IL, 1/1/2014
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Lectures
- Endoscopic Techniques for Small Bowel Imaging: Going Where No Man Has Gone Before!Las Vegas, NV - 1/1/2014
- The Dilemma of the Incomplete Colonoscopy: What Next?Las Vegas, NV - 1/1/2014
- Ideal Practice RedesignPhoenix, AZ - 1/1/2014
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Press Mentions
- Annual Scientific Meeting & Postgraduate CourseOctober 11th, 2024
- More Data Needed on Stopping GLP-1 Use Prior to EndoscopySeptember 19th, 2023
- Capsule-Based Endoscopy and CT Colonography for Colon Cancer ScreeningSeptember 4th, 2018
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Professional Memberships
- Fellow
- Fellow
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