Gastroenterology in Tucson, Arizona
Data updated monthly · Last refresh September 2026
59 Gastroenterology providers practice in Tucson, and 64% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Gastroenterology providers in Tucson
Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Arnold Merin, MDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 795-4155 Dr. Bassel Kisso, MDTucson, AZ · $2,433 in drug and device payments (2025) ·
(520) 795-3090 Dr. Bechara Mezher, MDTucson, AZ · $2,360 in drug and device payments (2025) ·
(520) 869-9233 Dr. Bryan Contreras, M.D. Dr. Carl Kanun, MDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 885-0823 Dr. Charles Krone, M.D.Tucson, AZ · $2,695 in drug and device payments (2025) ·
(520) 795-7260 Dr. Charles Sanner, MDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 722-0744 Dr. Craig Gross, M.D.Tucson, AZ · $3,250 in drug and device payments (2025) ·
(520) 324-5461 Dr. Cristiana Bortuzzo, MDTucson, AZ · $1,331 in drug and device payments (2025) ·
(520) 675-3076 Dr. Debra Townsend, M.D.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 320-1369 Dr. Edmund Krasinski, D.O.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 531-0600 Dr. Fadi Deeb, MDTucson, AZ · $3,189 in drug and device payments (2025) ·
(520) 795-3090 Dr. Frederick Klein, M.D. Dr. Gary Monash, M.D.Tucson, AZ · $2,024 in drug and device payments (2025) ·
(520) 742-4139 Dr. Gerald Fleischner, M.D.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 296-8155 Dr. Ibraheem Mizyed, M.D. Dr. Ibrahim Yaghnam, MDTucson, AZ · $2,192 in drug and device payments (2025) ·
(520) 694-0111 Dr. Jama Darling, MDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 694-0111 Dr. James Dinning, M.D.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 742-4139 Dr. John Cunningham, M.D.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 694-8888 Dr. Le Roi Baez, MDTucson, AZ · $1,666 in drug and device payments (2025) ·
(520) 886-1071 Dr. Loyal Tillotson, MD, PHDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 694-8888 Dr. Marco Sprintis, M.D.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 760-2200 Dr. Mark Lin, MDTucson, AZ · $1,084 in drug and device payments (2025) ·
(520) 420-2250 Dr. Miguel Arenas, M.D.Tucson, AZ · $1,783 in drug and device payments (2025) ·
(520) 722-0744 Dr. M Lance, MDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 694-8888 Dr. Piyush Tiwari, MDTucson, AZ · No drug or device payments recorded (2025) · Telehealth ·
(520) 955-3133 Dr. Pooja Lal, MDTucson, AZ · $254 in drug and device payments (2025) · Telehealth ·
(520) 258-0571 Dr. Rafael Perini, MDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 694-8888 Dr. Raymond Moldow, MDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 694-0959 Dr. Rebecca Kuhns, MDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 694-8100 Dr. Rebecca Natrajan, M.D.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 886-1055 Dr. Rizwan Safdar, M.D.Tucson, AZ · $1,269 in drug and device payments (2025) ·
(520) 724-0559 Dr. Roger Davis, MDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 795-4155 Dr. Romeo Esquivel, MDTucson, AZ · $148 in drug and device payments (2025) · Telehealth ·
(520) 575-5003 Conditions Gastroenterology providers in Tucson, Arizona commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Gastroenterology providers. Individual practices vary, so confirm with the provider before booking.
- Acid reflux
- IBS
- Crohn disease
- Ulcerative colitis
- Celiac disease
- Colon cancer screening
Common questions
How many Gastroenterology providers are in Tucson, Arizona?There are 59 Gastroenterology providers with active NPI records practicing in Tucson, according to federal NPPES data refreshed monthly.
How many Gastroenterology providers in Tucson received drug or device company payments?38 of 59 (64%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Gastroenterology providers in Tucson treat?Gastroenterology providers in Tucson commonly treat acid reflux, IBS, Crohn disease, ulcerative colitis, celiac disease and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
All specialties in Tucson Gastroenterology across Arizona