HealthcareDiscovery.AI / Doctors / Arizona / Gastroenterology

Gastroenterologists in Arizona

Data updated monthly · Last refresh October 2026

400 Gastroenterology providers practice in Arizona, including 139 (35%) offering telehealth. The largest concentration is in Scottsdale. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

400providers

139telehealth

Scottsdaletop city

Gastroenterology by city in Arizona

Choose a city to see providers there.

Gastroenterology in Scottsdale	106 providers
Gastroenterology in Phoenix	70 providers
Gastroenterology in Tucson	59 providers
Gastroenterology in Mesa	39 providers
Gastroenterology in Chandler	31 providers
Gastroenterology in Glendale	17 providers
Gastroenterology in Gilbert	14 providers
Gastroenterology in Yuma	9 providers
Gastroenterology in Peoria	9 providers
Gastroenterology in Flagstaff	7 providers
Gastroenterology in Prescott	6 providers
Gastroenterology in Sun City	6 providers
Gastroenterology in Avondale	5 providers
Gastroenterology in Goodyear	4 providers
Gastroenterology in Paradise Valley	2 providers
Gastroenterology in Sun City West	2 providers
Gastroenterology in Cottonwood	2 providers
Gastroenterology in Oro Valley	2 providers
Gastroenterology in Page	1 providers
Gastroenterology in Surprise	1 providers
Gastroenterology in Tempe	1 providers
Gastroenterology in Bullhead City	1 providers
Gastroenterology in Sierra Vista	1 providers
Gastroenterology in Kingman	1 providers

Where Gastroenterologists in Arizona practice

From CMS Medicare enrollment records covering 271 of the 400 providers listed here (68%). Providers who do not bill Medicare are not included in these figures.

7%solo or small practice (under 10 clinicians)

14%mid-size group (10 to 99)

78%large group or health system (100+)

Largest practice groups

Group (as registered with Medicare)	Gastroenterologists	All clinicians in group	Main city
Arizona Digestive Health PC	48	134	Glendale
Mayo Clinic Arizona	47	1,618	Scottsdale
Banner Physician Specialists Arizona LLC	26	371	Mesa
Arizona Gastrointestinal Associates PLC	25	36	Scottsdale
Honorhealth Ambulatory	23	630	Scottsdale

Hospitals where they hold privileges

Hospital	City	Ownership	CMS star rating	Gastroenterologists affiliated
Mayo Clinic Hospital	Phoenix	Nonprofit	5 of 5	48
Honorhealth Scottsdale Shea Medical Center	Scottsdale	For-profit	3 of 5	28
Banner Desert Medical Center	Mesa	Nonprofit	2 of 5	25
Banner Gateway Medical Center	Gilbert	Nonprofit	3 of 5	24
Banner Boswell Medical Center	Sun City	Nonprofit	3 of 5	20

Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.

Gastroenterology providers in Arizona

Listed by city, largest first. 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. Ali Alshati, MD

Avondale, AZ · $1,162 in drug and device payments (2025) · (623) 322-0323

Dr. Aravind Sugumar, MD

Avondale, AZ · $1,912 in drug and device payments (2025) · Telehealth · (623) 322-0323

Dr. Niel Dave, MD

Avondale, AZ · $8,620 in drug and device payments (2025) · Telehealth · (623) 322-0323

Dr. Rajeswari Anaparthy, M.D

Avondale, AZ · $641 in drug and device payments (2025) · (623) 322-0323

Dr. Sanjay Verma, MD

Avondale, AZ · $241 in drug and device payments (2025) · (480) 840-1754

Dr. Jeffrey Niizawa, M.D.

Bullhead City, AZ · No drug or device payments recorded (2025) · (928) 763-2500

Dr. Nadeem Kazi, M.D.

Casa Grande, AZ · No drug or device payments recorded (2025) · (520) 426-1928

Dr. Abraham Panossian, M.D.

Chandler, AZ · $1,041 in drug and device payments (2025) · Telehealth · (480) 786-6655

Dr. Adam Lowe, M.D.

Chandler, AZ · $1,083 in drug and device payments (2025) · Telehealth · (480) 542-7000

Dr. Andrew Ma, M.D.

Chandler, AZ · $814 in drug and device payments (2025) · (480) 899-9800

Dr. Anita Spiess, M.D.

Chandler, AZ · $141 in drug and device payments (2025) · (480) 899-9800

Dr. Brendan Levy, M.D.

Chandler, AZ · $1,153 in drug and device payments (2025) · Telehealth · (480) 786-6655

Dr. Caroline Schupbach, MD

Chandler, AZ · No drug or device payments recorded (2025) · Telehealth · (480) 336-2509

Dr. Charles Schron, M.D.

Chandler, AZ · $318 in drug and device payments (2025) · (480) 899-9800

Dr. Chinyere Nwosu, D.O.

Chandler, AZ · $695 in drug and device payments (2025) · (480) 728-4981

Dr. Emma Castillo, M.D.

Chandler, AZ · $163 in drug and device payments (2025) · (480) 786-6655

Dr. George Bracher, M.D.

Chandler, AZ · $306 in drug and device payments (2025) · (480) 899-9800

Dr. Gregory Nguyenduc, M.D.

Chandler, AZ · $2,338 in drug and device payments (2025) · Telehealth · (480) 786-6655

Dr. James Burgess, MD

Chandler, AZ · $1,455 in drug and device payments (2025) · Telehealth · (480) 393-0575

Dr. Jay Chouhan, D.O

Chandler, AZ · $796 in drug and device payments (2025) · (480) 728-4981

Dr. Joseph Davis, M.D.

Chandler, AZ · $3,366 in drug and device payments (2025) · Telehealth · (480) 542-7000

Dr. Justin Horwitz, D.O.

Chandler, AZ · $158 in drug and device payments (2025) · Telehealth · (480) 256-4900

Dr. Manish Amin, MD

Chandler, AZ · $531 in drug and device payments (2025) · (617) 983-0117

Dr. Mankanwal Sachdev, MD

Chandler, AZ · $13,200 in drug and device payments (2025) · Telehealth · (480) 728-4981

Dr. Matthew Baldus

Chandler, AZ · $1,250 in drug and device payments (2025) · (480) 899-9800

Dr. Michael Dahip, M.D.

Chandler, AZ · $45 in drug and device payments (2025) · Telehealth · (480) 728-4981

Dr. Mustafa Alani, MD

Chandler, AZ · $950 in drug and device payments (2025) · (480) 728-4981

Dr. Prianka Chilukuri, M.D.

Chandler, AZ · $1,780 in drug and device payments (2025) · Telehealth · (480) 542-7000

Dr. Rajan Khosla, M.D.

Chandler, AZ · $3,305 in drug and device payments (2025) · Telehealth · (480) 542-7000

Dr. Rajiv Sharma, MD

Chandler, AZ · $570 in drug and device payments (2025) · (480) 210-3155

Dr. Sajiv Sethi, MD

Chandler, AZ · $56,847 in drug and device payments (2025) · Telehealth · (480) 542-7000

Dr. Salina Faidhalla, MD

Chandler, AZ · $433 in drug and device payments (2025) · (480) 899-8900

Dr. Sandeep Patel, M.D.

Chandler, AZ · $676 in drug and device payments (2025) · (480) 855-2036

Dr. Sanjay Ahluwalia, M.D.

Chandler, AZ · $746 in drug and device payments (2025) · (480) 733-5483

Dr. Swarnjit Singh, M.D.

Chandler, AZ · $238 in drug and device payments (2025) · Telehealth · (480) 786-6655

Dr. Tarun Mullick, M.D.

Chandler, AZ · $145 in drug and device payments (2025) · (480) 728-4981

Dr. Wael Youssef, MD

Chandler, AZ · $222 in drug and device payments (2025) · Telehealth · (480) 728-4981

Dr. Yatin Patel, M.D.

Chandler, AZ · $276 in drug and device payments (2025) · (480) 899-9800

Dr. Joyce Richards, DO

Cottonwood, AZ · $103 in drug and device payments (2025) · (928) 649-7913

Dr. Michael Mckinney, MD PA

Cottonwood, AZ · No drug or device payments recorded (2025) · (928) 203-9600

Dr. Andrew Overhiser, M.D.

Flagstaff, AZ · $533 in drug and device payments (2025) · Telehealth · (928) 773-2200

Dr. Joan Mitrius, M.D.

Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 773-2547

Dr. Michael Trujillo, M.D.

Flagstaff, AZ · $42 in drug and device payments (2025) · (928) 773-2547

Dr. Minh Tran, MD

Flagstaff, AZ · $442 in drug and device payments (2025) · Telehealth · (928) 773-2332

Dr. Rodney Engel, M.D.

Flagstaff, AZ · $240 in drug and device payments (2025) · Telehealth · (928) 773-2547

Dr. Steven Palley, M.D.

Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 773-2547

Dr. Vincent Honan, MD

Flagstaff, AZ · $192 in drug and device payments (2025) · (928) 773-2547

Dr. Ananya Das, M.D.

Gilbert, AZ · $2,876 in drug and device payments (2025) · (480) 507-5678

Dr. Gautamy Chitiki Dhadham, MD;MBBS

Gilbert, AZ · $1,186 in drug and device payments (2025) · Telehealth · (480) 256-6444

Dr. Hack Kim, M.D.

Gilbert, AZ · $165 in drug and device payments (2025) · Telehealth · (480) 507-5678

Conditions Gastroenterology providers in 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 Arizona?

There are 400 Gastroenterology providers with active NPI records practicing in Arizona, according to federal NPPES data refreshed monthly.

Do Gastroenterology providers in Arizona offer telehealth?

Yes. 139 of the 400 Gastroenterology providers in Arizona (about 35%) report offering telehealth services in CMS data.

Which cities in Arizona have the most Gastroenterology providers?

Scottsdale (106), Phoenix (70), Tucson (59) have the highest concentration of Gastroenterology providers in Arizona.

How many Gastroenterology providers in Arizona received drug or device company payments?

281 of 400 Gastroenterology providers in Arizona (70%) 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 Arizona treat?

Gastroenterology providers 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 counts and profiles 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.

Do most Gastroenterologists in Arizona work in independent practices or large health systems?

Among 271 Gastroenterologists in Arizona enrolled in Medicare, 7% bill through a solo or small practice with fewer than 10 clinicians, 14% through a mid-size group of 10 to 99, and 78% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Gastroenterologists in Arizona work at?

According to CMS facility affiliation records, the Arizona hospitals where the most Gastroenterologists hold privileges are Mayo Clinic Hospital in Phoenix; Honorhealth Scottsdale Shea Medical Center in Scottsdale; Banner Desert Medical Center in Mesa.