Gastroenterologists in Indiana
Data updated monthly · Last refresh October 2026
371 Gastroenterology providers practice in Indiana, including 54 (15%) offering telehealth. The largest concentration is in Indianapolis. 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.
371providers
54telehealth
Indianapolistop city
Gastroenterology by city in Indiana
Choose a city to see providers there.
Gastroenterology providers in Indiana
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. Mohamed Zitun, MDKokomo, IN · $1,130 in drug and device payments (2025) ·
(765) 776-5500 Dr. Bilal Gondal, M.D.Lafayette, IN · $248 in drug and device payments (2025) ·
(765) 448-8000 Dr. Charles Cline, MDLafayette, IN · No drug or device payments recorded (2025) ·
(765) 448-8000 Dr. Donald Shook, MDLafayette, IN · No drug or device payments recorded (2025) ·
(765) 448-8000 Dr. Freaw Dejenie, M.D.Lafayette, IN · $868 in drug and device payments (2025) ·
(765) 775-2800 Dr. Krishna Gannamaneni, MDLafayette, IN · $929 in drug and device payments (2025) ·
(765) 807-2787 Dr. Naveed Ahmad, MDLafayette, IN · $243 in drug and device payments (2025) ·
(765) 448-8000 Dr. Pikul Patel, M.D.Lafayette, IN · $1,275 in drug and device payments (2025) ·
(765) 448-8000 Dr. Rama Marepally, MDLafayette, IN · No drug or device payments recorded (2025) ·
(765) 448-8000 Dr. Ravish Mahajan, MDLafayette, IN · $66 in drug and device payments (2025) ·
(765) 807-0531 Dr. Robert Murray, DOLafayette, IN · No drug or device payments recorded (2025) ·
(765) 448-8000 Dr. Sherman Williams, M.D.Lafayette, IN · No drug or device payments recorded (2025) ·
(765) 775-2800 Dr. Stephen Deutsch, M.D.Lafayette, IN · No drug or device payments recorded (2025) ·
(765) 448-8000 Dr. Syed Hassan, MDLafayette, IN · $271 in drug and device payments (2025) ·
(312) 404-6995 Dr. Alexander Igolnikov, MDLa Porte, IN · $241 in drug and device payments (2025) ·
(219) 324-0875 Dr. Mark Nelson, MDLa Porte, IN · $206 in drug and device payments (2025) ·
(219) 872-6566 Dr. Gregory Salzman, M.D.Lawrenceburg, IN · $2,695 in drug and device payments (2025) ·
(812) 496-8794 Dr. Rupa Sharma, M.D.Lawrenceburg, IN · $1,718 in drug and device payments (2025) ·
(812) 496-8794 Dr. Mehul Patel, MDLebanon, IN · $225 in drug and device payments (2025) ·
(765) 485-8000 Dr. Larry Williams, M.D.Madison, IN · No drug or device payments recorded (2025) ·
(812) 273-7700 Dr. Thomas Eckert, M.D.Madison, IN · No drug or device payments recorded (2025) ·
(812) 801-0832 Dr. Daniel Barrido, MDMarion, IN · No drug or device payments recorded (2025) ·
(765) 662-9870 Dr. Ahmad Shughoury, MDMerrillville, IN · $1,760 in drug and device payments (2025) ·
(219) 738-2081 Dr. John Mirro, MDMerrillville, IN · No drug or device payments recorded (2025) ·
(219) 758-5008 Dr. Kumar Venkatachalam, MDMerrillville, IN · $2,193 in drug and device payments (2025) ·
(219) 738-2081 Dr. Mark Fesenmyer, MDMerrillville, IN · $1,054 in drug and device payments (2025) ·
(219) 738-2081 Dr. Muhammad Alsayid, M.D.Merrillville, IN · $1,085 in drug and device payments (2025) ·
(219) 644-3990 Dr. Rahul Julka, M.D.Merrillville, IN · $363 in drug and device payments (2025) ·
(219) 981-9000 Dr. David FumoMichigan City, IN · $48 in drug and device payments (2025) ·
(219) 872-6566 Dr. Eugene Lyubashevsky, M.D.Michigan City, IN · $875 in drug and device payments (2025) ·
(219) 872-6555 Dr. Kevin BurkeMichigan City, IN · $299 in drug and device payments (2025) ·
(219) 872-6566 Dr. Mohammad ArfeenMichigan City, IN · $1,125 in drug and device payments (2025) ·
(219) 872-6566 Dr. Rakesh Gupta, MDMichigan City, IN · $22 in drug and device payments (2025) ·
(219) 874-8711 Dr. Archana Kulkarni, MDMuncie, IN · $1,187 in drug and device payments (2025) ·
(765) 289-5408 Dr. Christina Tennyson, M.D.Muncie, IN · $1,128 in drug and device payments (2025) ·
(765) 289-5408 Dr. Leonard Zeabart, MDMuncie, IN · No drug or device payments recorded (2025) ·
(765) 281-2000 Dr. Ammar Hassan, D.O.Munster, IN · $1,082 in drug and device payments (2025) ·
(219) 922-4900 Dr. Anoop Appannagari, M.D.Munster, IN · $36,753 in drug and device payments (2025) ·
(219) 836-6002 Dr. Bayan Alsuleiman, MDMunster, IN · $1,084 in drug and device payments (2025) ·
(219) 922-4900 Dr. Benjamin Schmid, M.D. Dr. Carol Noetzel, M.D.Munster, IN · No drug or device payments recorded (2025) ·
(219) 836-1014 Dr. David Herbstman, MDMunster, IN · No drug or device payments recorded (2025) ·
(219) 922-3040 Dr. Gene Chang, M.D.Munster, IN · $390 in drug and device payments (2025) ·
(219) 836-6002 Dr. Hadi Atassi, D.O.Munster, IN · $1,336 in drug and device payments (2025) ·
(219) 836-6002 Dr. Harini Gurram, MDMunster, IN · $718 in drug and device payments (2025) ·
(219) 283-6160 Dr. Joel Cahan, MDMunster, IN · No drug or device payments recorded (2025) ·
(219) 922-3041 Conditions Gastroenterology providers in Indiana 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 Indiana?There are 371 Gastroenterology providers with active NPI records practicing in Indiana, according to federal NPPES data refreshed monthly.
Do Gastroenterology providers in Indiana offer telehealth?Yes. 54 of the 371 Gastroenterology providers in Indiana (about 15%) report offering telehealth services in CMS data.
Which cities in Indiana have the most Gastroenterology providers?Indianapolis (133), Fort Wayne (40), Munster (17) have the highest concentration of Gastroenterology providers in Indiana.
How many Gastroenterology providers in Indiana received drug or device company payments?243 of 371 Gastroenterology providers in Indiana (65%) 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 Indiana 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 Indiana work in independent practices or large health systems?Among 250 Gastroenterologists in Indiana enrolled in Medicare, 4% bill through a solo or small practice with fewer than 10 clinicians, 20% through a mid-size group of 10 to 99, and 76% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Gastroenterologists in Indiana work at?According to CMS facility affiliation records, the Indiana hospitals where the most Gastroenterologists hold privileges are Indiana University Health in Indianapolis; Indiana University Health North Hospital in Carmel; Parkview Regional Medical Center in Fort Wayne.
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