Updated October 2026

Gastroenterologists in Oklahoma City, OK

Gastroenterology
Oklahoma City, Oklahoma

Gastroenterologists: 70
Linked to a hospital or group: 59
Hospitals with a gastroenterologist: 30
Medical groups with a gastroenterologist: 22
Practice at a hospital: 51

There are 70 gastroenterologists in Oklahoma City. Mercy Clinic Oklahoma Communities has the most, 14, and INTEGRIS Health Baptist Medical Center has the most affiliated gastroenterologists, 19. 44% finished medical school 30 or more years ago.

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Oklahoma City gastroenterologists, listed A to Z by last name

Each gastroenterologist on the list has gastroenterology as their primary specialty and an Oklahoma City 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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Oklahoma City gastroenterologists, A to Z
Gastroenterologist	Hospitals	Medical groups	Email and phone
Jean Abed, MDNPI 1528371754	2 hospitals	2 groups	Contacts
Tauseef Ali, MDNPI 1417096041	2 hospitals	3 groups	Contacts
Hussein Bitar, MDNPI 1548525645	2 hospitals	3 groups	Contacts
Neil Edward Crittenden, MDNPI 1598907115	5 hospitals	3 groups	Contacts
Javid Fazili, MDNPI 1386612620	1 hospital	2 groups	Contacts
Lori Janine Ford, MDNPI 1740276955	2 hospitals	2 groups	Contacts
Ralph T. Guild III, MDNPI 1245208438	1 hospital	2 groups	Contacts
Elvin Kendell Hardy, MDNPI 1750600748	6 hospitals	4 groups	Contacts
Richard F. Harty, MDNPI 1205804457	1 hospital	2 groups	Contacts
Shih-Kuang S. Hong, MDNPI 1992852875	2 hospitals	3 groups	Contacts
Katherine Elizabeth JanikeNPI 1063041549	1 hospital	-	Contacts
Ahmad S. Jazzar, MDNPI 1568706554	-	-	Contacts
William Randall Kakish, MDNPI 1851300438	3 hospitals	3 groups	Contacts
Rajesh Kanagala, MDNPI 1659308435	1 hospital	5 groups	Contacts
Nataraj G. Kasal, MDNPI 1912915034	1 hospital	3 groups	Contacts
Donald J. Kastens, MDNPI 1659349801	1 hospital	2 groups	Contacts
Ross Stanford Keener, MDNPI 1639153554	5 hospitals	2 groups	Contacts
Shujath A. Khan, MDNPI 1568490183	-	3 groups	Contacts
Sophia Janjua Khan, MDNPI 1285606491	1 hospital	2 groups	Contacts
Karen Annette Kindley, MDNPI 1285643882	-	1 group	Contacts
Kirtida Gurjar Kumar, MDNPI 1649274374	1 hospital	1 group	Contacts
Ravinder R. Kurella, MDNPI 1154415347	4 hospitals	1 group	Contacts
Mohammad Farouq Madhoun, MDNPI 1083754147	2 hospitals	3 groups	Contacts
John Thomas Maple II, DONPI 1902879455	5 hospitals	3 groups	Contacts
Paul Nicholas Maton, MDNPI 1538143466	-	1 group	Contacts
Sikandar Aba Ali Mesiya, MDNPI 1407830342	5 hospitals	5 groups	Contacts
Philip Barton Miner, Jr, MDNPI 1003801234	-	-	Contacts
Shruti Mony, MDNPI 1548675572	1 hospital	1 group	Contacts
Don Patrick Murray, MDNPI 1215912787	-	1 group	Contacts
David Takuma Nemoto, MDNPI 1528240686	4 hospitals	4 groups	Contacts
David A. Neumann II, MDNPI 1043339575	5 hospitals	2 groups	Contacts
Baolong Nguyen, MDNPI 1710962071	5 hospitals	5 groups	Contacts
Son Nguyen, MDNPI 1457491086	4 hospitals	3 groups	Contacts
Salman Nusrat, MDNPI 1578799508	5 hospitals	6 groups	Contacts
Trushar B. Patel, MDNPI 1639378599	5 hospitals	3 groups	Contacts
Vijay N. Prabhu, MDNPI 1982616538	1 hospital	2 groups	Contacts
Carl Andrew Raczkowski, MDNPI 1851375646	4 hospitals	2 groups	Contacts
David Neil Roberts, MDNPI 1285799825	3 hospitals	3 groups	Contacts
Arun Kumar Sachdev, MDNPI 1578547170	1 hospital	1 group	Contacts
Franz E. Schneider, MDNPI 1093708539	4 hospitals	5 groups	Contacts
Richard Weber Seifert, MDNPI 1487698031	1 hospital	-	Contacts
Leann Catherine Serbousek, MDNPI 1972512523	-	1 group	Contacts
Kenneth A. Seres, MDNPI 1871633404	3 hospitals	2 groups	Contacts
Sanjay K. Sikka, MDNPI 1528295698	2 hospitals	3 groups	Contacts
Pooja SinghalNPI 1588825368	6 hospitals	6 groups	Contacts
Danny Wayne Smith, MDNPI 1104801562	-	1 group	Contacts
Zachary Daniel Smith, MDNPI 1437537024	5 hospitals	3 groups	Contacts
Paresh M. Sojitra, MDNPI 1508251059	5 hospitals	3 groups	Contacts
David Et Stein, MDNPI 1760461719	-	1 group	Contacts
Bishr SwarNPI 1326660127	1 hospital	-	Contacts

Showing 1 to 50 of 60 Oklahoma City gastroenterologists

The list shows the 60 gastroenterologists with a public profile. The other 10 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 67 of 70 Oklahoma City 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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Mercy Clinic Oklahoma Communities has the most gastroenterologists in Oklahoma City, with 14

Digestive Disease Specialists, Inc. is second with 14, and The Fraley Clinic third with 11. Counts are gastroenterologists with an Oklahoma address linked to each group.

Medical groups with the most gastroenterologists in Oklahoma City
#	Medical group	Parent organization	Gastroenterologists
1	Mercy Clinic Oklahoma CommunitiesOklahoma City	Parent on file	14
2	Digestive Disease Specialists, Inc.Oklahoma City	-	14
3	The Fraley ClinicEdmond	-	11
4	OU HealthOklahoma City	Parent on file	10
5	OU Health PhysiciansOklahoma City	Parent on file	9
6	SSM Health Medical GroupOklahoma City	Parent on file	9
7	INTEGRIS Health Medical GroupOklahoma City	Parent on file	8
8	INTEGRIS Health Medical Group WaynokaWaynoka	Parent on file	7
9	SSM Health St. Anthony Hospital - Oklahoma CityOklahoma City	Parent on file	5
10	Comanche County Memorial HospitalLawton	Parent on file	5

Top 10 of 22 Oklahoma City medical groups with a gastroenterologist

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

INTEGRIS Health Baptist Medical Center has the most affiliated gastroenterologists in Oklahoma City, with 19

Mercy Hospital Oklahoma City is second with 16, and INTEGRIS Health Southwest Medical Center third with 14. Oklahoma City gastroenterologists are affiliated with 30 hospitals in all.

Hospitals with the most gastroenterologists in Oklahoma City
#	Hospital	Health system	Gastroenterologists
1	INTEGRIS Health Baptist Medical CenterOklahoma City	INTEGRIS Health	19
2	Mercy Hospital Oklahoma CityOklahoma City	Mercy	16
3	INTEGRIS Health Southwest Medical CenterOklahoma City	INTEGRIS Health	14
4	INTEGRIS Health Canadian Valley HospitalYukon	INTEGRIS Health	11
5	INTEGRIS Health Enid HospitalEnid	INTEGRIS Health	9
6	SSM Health St. Anthony Hospital - Oklahoma CityOklahoma City	SSM Health Care	9
7	INTEGRIS Health Edmond HospitalEdmond	INTEGRIS Health	7
8	OU Health University of Oklahoma Medical CenterOklahoma City	University Hospitals Authority and Trust	6
9	SSM Health St. Anthony Hospital - ShawneeShawnee	SSM Health Care	5
10	Mercy Hospital ArdmoreArdmore	Mercy	4

Top 10 of 30 Oklahoma City hospitals with an affiliated gastroenterologistAll 25 Oklahoma City hospitals

See every hospital and group for each Oklahoma City 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 Oklahoma City gastroenterologists practice at a hospital: 51 of the 59 with a mapped site

46 also practice at a medical group site, and 5 at physician offices. A gastroenterologist can practice at several kinds of site, so the shares overlap.

Oklahoma City gastroenterologists by site of care

Hospitals5186%
Medical group practices4678%
Physician offices58%
Ambulatory surgery centers47%

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

44% of Oklahoma City gastroenterologists finished medical school 30 or more years ago

23 of the 52 Oklahoma City gastroenterologists with a graduation year on file. 2 graduated in the last 10 years, fewer than graduated 40 or more years ago.

Physicians by years since medical school

Under 10 years ago24%
10 to 19 years ago1223%
20 to 29 years ago1529%
30 to 39 years ago1121%
40 or more years ago1223%

Source: Dmand AI Professional Profile Data

Every Oklahoma City 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 Oklahoma City 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 an Oklahoma City practice address.

FAQ

Frequently asked questions about gastroenterologists in Oklahoma City

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 Oklahoma City?

70 gastroenterologists have an active NPI, an Oklahoma City practice address and gastroenterology (taxonomy code 207RG0100X) as their primary specialty. 59 of them are linked to a hospital or medical group.

Which Oklahoma City medical groups have the most gastroenterologists?

Mercy Clinic Oklahoma Communities, with 14, followed by Digestive Disease Specialists, Inc. with 14 and The Fraley Clinic with 11.

Which Oklahoma City hospitals have the most gastroenterologists?

INTEGRIS Health Baptist Medical Center, with 19 affiliated gastroenterologists, followed by Mercy Hospital Oklahoma City with 16 and INTEGRIS Health Southwest Medical Center with 14.

What share of Oklahoma City gastroenterologists practice at a hospital?

51 of the 59 Oklahoma City gastroenterologists with a mapped site of care, or 86%, 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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