Updated October 2026

Gastroenterologists in Brooklyn, NY

Gastroenterology
Brooklyn, New York

Gastroenterologists: 162
Linked to a hospital or group: 140
Hospitals with a gastroenterologist: 29
Medical groups with a gastroenterologist: 101
Practice at a hospital: 91

There are 162 gastroenterologists in Brooklyn. Gastrointestinal Care of Long Island has the most, 16, and Maimonides Medical Center has the most affiliated gastroenterologists, 22. 50% finished medical school 30 or more years ago.

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Brooklyn gastroenterologists, listed A to Z by last name

Each gastroenterologist on the list has gastroenterology as their primary specialty and a Brooklyn practice address. The list shows the NPI, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.

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Brooklyn gastroenterologists, A to Z
Gastroenterologist	Hospitals	Medical groups	Email and phone
Muhammad Abdullah, MDNPI 1053312645	1 hospital	2 groups	Contacts
Aiya AboubakrNPI 1184184681	1 hospital	1 group	Contacts
Olusegun M. Adeonigbagbe, MDNPI 1073570081	1 hospital	3 groups	Contacts
Jahid Ahamed, MDNPI 1407915564	-	-	Contacts
Sushil K. Ahlawat, MDNPI 1760568455	1 hospital	3 groups	Contacts
Ofem Ajah, MDNPI 1366469918	1 hospital	1 group	Contacts
Joel I. Albert, MDNPI 1396732384	1 hospital	2 groups	Contacts
Yashpal Arya, MDNPI 1558398271	-	1 group	Contacts
Rami W. Atallah, MDNPI 1063439099	1 hospital	-	Contacts
Purna Chandra Prasad Atluri, MDNPI 1972578490	1 hospital	2 groups	Contacts
Ayse Aytaman, MDNPI 1922045723	1 hospital	-	Contacts
Nison L. Badalov, MDNPI 1417141664	2 hospitals	3 groups	Contacts
Abdo Balikcioglu, MDNPI 1457366015	2 hospitals	2 groups	Contacts
Raghav BansalNPI 1144547050	3 hospitals	7 groups	Contacts
Robin Baradarian, MDNPI 1104841931	-	2 groups	Contacts
Abdallah M. Beano, MDNPI 1144712688	1 hospital	1 group	Contacts
Nora V. Bergasa, MDNPI 1396739553	1 hospital	1 group	Contacts
Irina Berlin, MDNPI 1932169307	-	1 group	Contacts
Brett B. Bernstein, MDNPI 1285606533	1 hospital	2 groups	Contacts
Michael D. BernsteinNPI 1043221450	1 hospital	2 groups	Contacts
Kiran K. Bhat, MDNPI 1104872530	-	1 group	Contacts
Charles Bigajer, MDNPI 1679652119	1 hospital	4 groups	Contacts
Elliot Bigajer, DONPI 1780020404	2 hospitals	6 groups	Contacts
Howard W. Bradnock, MDNPI 1225002751	-	-	Contacts
Jack P. Braha, DONPI 1548456890	3 hospitals	2 groups	Contacts
Henry Brejt, MDNPI 1225009715	1 hospital	-	Contacts
Alexander Brodsky, MDNPI 1396781332	-	2 groups	Contacts
Alexander Brun, MDNPI 1164735072	-	2 groups	Contacts
Bani Chander Roland, MDNPI 1063619542	1 hospital	-	Contacts
Prateek Chapalamadugu, MDNPI 1497002703	-	3 groups	Contacts
Nancy Chen, MDNPI 1063742534	2 hospitals	2 groups	Contacts
Derrick Cheung, MDNPI 1124274451	1 hospital	4 groups	Contacts
Mark Chu, DONPI 1588755565	-	1 group	Contacts
Ian Jeffrey Cohen, MDNPI 1962715144	2 hospitals	1 group	Contacts
John Cota, PANPI 1285137570	-	1 group	Contacts
Harry G. Demeo, MDNPI 1245313709	1 hospital	1 group	Contacts
Wael Zakaria Eldarawy, MDNPI 1437318730	1 hospital	2 groups	Contacts
Cherif M. El Younis, MDNPI 1417941618	1 hospital	4 groups	Contacts
Maysaa El Zoghbi, MDNPI 1043528250	2 hospitals	4 groups	Contacts
William F. Erber, MDNPI 1588661052	-	3 groups	Contacts
Denzil Etienne, MDNPI 1124389382	2 hospitals	2 groups	Contacts
Steven Finkelstein, MDNPI 1790749133	-	1 group	Contacts
Stanley Alan Fox, MDNPI 1780673566	-	3 groups	Contacts
Elliott Fuhrer, MDNPI 1801812490	3 hospitals	2 groups	Contacts
Lewis Genuth, MDNPI 1588605588	-	1 group	Contacts
Andrew M. Goldenberg, MDNPI 1932272697	2 hospitals	5 groups	Contacts
Adam J. Goodman, MDNPI 1609804558	1 hospital	3 groups	Contacts
Stephen Goodman, MDNPI 1154325744	2 hospitals	5 groups	Contacts
Inna Gordin, MDNPI 1093866386	-	1 group	Contacts
Democleia P. Gottesman, MDNPI 1902857303	-	1 group	Contacts

Showing 1 to 50 of 144 Brooklyn gastroenterologists

The list shows the 144 gastroenterologists with a public profile. The other 18 are counted in the total and searchable with a free account.

Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data

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Dmand AI has the EHR for 135 of 162 Brooklyn gastroenterologists, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.

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Gastrointestinal Care of Long Island has the most gastroenterologists in Brooklyn, with 16

Maimonides Medical Center is second with 15, and Maimonides Medical Center third with 15. Counts are gastroenterologists with a New York address linked to each group.

Medical groups with the most gastroenterologists in Brooklyn
#	Medical group	Parent organization	Gastroenterologists
1	Gastrointestinal Care of Long IslandMassapequa	Parent on file	16
2	Maimonides Medical CenterBrooklyn	Parent on file	15
3	Maimonides Medical CenterBrooklyn	Parent on file	15
4	NYU Langone Orthopedic Surgery AssociatesNew York	Parent on file	10
5	Brookdale University Hospital and Medical CenterBrooklyn	Parent on file	9
6	Gastroenterology Associates of BrooklynBrooklyn	-	9
7	Interfaith Medical CenterBrooklyn	Parent on file	9
8	Be Well Primary Health Care CenterBrooklyn	Parent on file	8
9	Mount Sinai Institute for Liver MedicineNew York	Parent on file	8
10	Triborough GIBrooklyn	-	8

Top 10 of 101 Brooklyn medical groups with a gastroenterologist

Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data

Maimonides Medical Center has the most affiliated gastroenterologists in Brooklyn, with 22

Mount Sinai Beth Israel is second with 13, and Tisch Hospital third with 12. Brooklyn gastroenterologists are affiliated with 29 hospitals in all.

Hospitals with the most gastroenterologists in Brooklyn
#	Hospital	Health system	Gastroenterologists
1	Maimonides Medical CenterBrooklyn	Maimonides Medical Center	22
2	Mount Sinai Beth IsraelNew York	Mount Sinai Health System	13
3	Tisch HospitalNew York	NYU Langone Health	12
4	Brookdale Hospital Medical CenterBrooklyn	One Brooklyn Health System	11
5	Maimonides Midwood Community HospitalBrooklyn	Maimonides Medical Center	9
6	The Brooklyn Hospital CenterBrooklyn	The Brooklyn Hospital Center	6
7	NewYork-Presbyterian/Weill Cornell Medical CenterNew York	NewYork-Presbyterian Hospital	6
8	Good Samaritan HospitalSuffern	Westchester Medical Center Health Network	6
9	Mount Sinai WestNew York	Mount Sinai Health System	5
10	Montefiore Nyack HospitalNyack	Montefiore Einstein	5

Top 10 of 29 Brooklyn hospitals with an affiliated gastroenterologistAll 11 Brooklyn hospitals

See every hospital and group for each Brooklyn gastroenterologist

Each public profile names one place a gastroenterologist practices. A free account shows all of them, with the employer, the EHR and validated contacts.

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Source: Dmand AI Affiliation Data

Most Brooklyn gastroenterologists practice at a hospital: 91 of the 136 with a mapped site

90 also practice at a medical group site, and 38 at an ambulatory surgery center. A gastroenterologist can practice at several kinds of site, so the shares overlap.

Brooklyn gastroenterologists by site of care

Hospitals9167%
Medical group practices9066%
Ambulatory surgery centers3828%
Physician offices2216%
FQHCs43%

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

50% of Brooklyn gastroenterologists finished medical school 30 or more years ago

65 of the 131 Brooklyn gastroenterologists with a graduation year on file. 7 graduated in the last 10 years, fewer than graduated 40 or more years ago.

Physicians by years since medical school

Under 10 years ago75%
10 to 19 years ago3829%
20 to 29 years ago2116%
30 to 39 years ago1814%
40 or more years ago4736%

Source: Dmand AI Professional Profile Data

Every Brooklyn gastroenterologist profile shows current hospitals and groups, Medicare activity and NPI details

Primary practiceThe main place they practice, with its type and cityOn every profile
Every site of careEach hospital, clinic and group where they practice nowWith a free account
EmployerThe organization they work for, when one is on fileWith a free account
Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
EHR in useThe EHR at each site where they practiceWith a free account
Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account

Free account: 30 days free, self-serve, no credit card.

Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data

Sources for the Brooklyn gastroenterologist directory

Sources for the data on this page
Data on this page	Source
HCPs, types and specialties	NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Sites of care, hospitals and medical groups	Dmand AI Affiliation Data
Medical school graduation year	Dmand AI Professional Profile Data

Data last refreshed October 2026Report an inaccuracy Remove my information

Gastroenterologists are HCPs whose primary specialty is gastroenterology (taxonomy code 207RG0100X), with an active NPI and a Brooklyn practice address.

FAQ

Frequently asked questions about gastroenterologists in Brooklyn

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

How many gastroenterologists are in Brooklyn?

162 gastroenterologists have an active NPI, a Brooklyn practice address and gastroenterology (taxonomy code 207RG0100X) as their primary specialty. 140 of them are linked to a hospital or medical group.

Which Brooklyn medical groups have the most gastroenterologists?

Gastrointestinal Care of Long Island, with 16, followed by Maimonides Medical Center with 15 and Maimonides Medical Center with 15.

Which Brooklyn hospitals have the most gastroenterologists?

Maimonides Medical Center, with 22 affiliated gastroenterologists, followed by Mount Sinai Beth Israel with 13 and Tisch Hospital with 12.

What share of Brooklyn gastroenterologists practice at a hospital?

91 of the 136 Brooklyn gastroenterologists with a mapped site of care, or 67%, have a current hospital affiliation.

What is the taxonomy code for gastroenterology?

207RG0100X is the NPPES taxonomy code for gastroenterology. Sub-specialties with their own code are counted on their own lists.

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