Updated October 2026

Gastroenterologists in San Diego, CA

Gastroenterology
San Diego, California

Gastroenterologists: 136
Linked to a hospital or group: 112
Hospitals with a gastroenterologist: 35
Medical groups with a gastroenterologist: 34
Practice at a hospital: 96

There are 136 gastroenterologists in San Diego. UC San Diego Health has the most, 36, and Hillcrest Medical Center has the most affiliated gastroenterologists, 38. 31% finished medical school 30 or more years ago.

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San Diego gastroenterologists, listed A to Z by last name

Each gastroenterologist on the list has gastroenterology as their primary specialty and a San Diego 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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San Diego gastroenterologists, A to Z
Gastroenterologist	Hospitals	Medical groups	Email and phone
Veeral Haresh Ajmera, MDNPI 1932429842	1 hospital	1 group	Contacts
Yasser A. Al-Antably, MDNPI 1285712992	3 hospitals	3 groups	Contacts
Daniel Stonewall Anderson, MDNPI 1932286549	-	-	Contacts
Timothy Allen Bemiller, MDNPI 1538133277	-	-	Contacts
Matthew Taranaki BenderNPI 1154716454	5 hospitals	2 groups	Contacts
Michael Thomas Bennett, MDNPI 1700895927	-	-	Contacts
Brigid Sweeney Boland, MDNPI 1902069446	1 hospital	1 group	Contacts
Clement Richard Boland Jr., MDNPI 1619921038	-	-	Contacts
Richard John Bower, MDNPI 1891061859	-	1 group	Contacts
David Allen Brenner, MDNPI 1679649024	1 hospital	1 group	Contacts
John M. Carethers, MDNPI 1518048990	1 hospital	2 groups	Contacts
Sajiv Chandradas, MDNPI 1720350465	1 hospital	5 groups	Contacts
John Tzu-Yu Chang, MDNPI 1265594527	1 hospital	1 group	Contacts
Michael Abel Chang, MDNPI 1114155488	1 hospital	2 groups	Contacts
Patrick Chang, MDNPI 1750885307	1 hospital	2 groups	Contacts
Jaime Chen, MDNPI 1619037892	2 hospitals	1 group	Contacts
Kay ChenNPI 1811429079	-	2 groups	Contacts
Tien-Chun Chen, MDNPI 1396005450	1 hospital	3 groups	Contacts
William Chang-Yuen ChenNPI 1366837890	5 hospitals	2 groups	Contacts
Stefan J. Chin, MDNPI 1891794152	2 hospitals	1 group	Contacts
Mario Chojkier, MDNPI 1275548646	-	1 group	Contacts
Susan Kit-Sum Chu, MDNPI 1033127162	1 hospital	1 group	Contacts
Nedret Copur, MDNPI 1932290145	1 hospital	1 group	Contacts
Christopher D. Costanza, MDNPI 1760559603	1 hospital	1 group	Contacts
Andrew B. Cummins, MDNPI 1699917096	1 hospital	4 groups	Contacts
Shravan Dave, MDNPI 1588081814	2 hospitals	1 group	Contacts
Megan Jane Delvecchio, APRNNPI 1437662863	2 hospitals	5 groups	Contacts
Taddese Teferi Desta, MDNPI 1346326246	-	3 groups	Contacts
Michael James Docherty, MDNPI 1841230935	1 hospital	1 group	Contacts
Suja Devi Dubois, MDNPI 1013976612	1 hospital	4 groups	Contacts
Claudia Brittney Dziegielewski, MDNPI 1093548117	-	1 group	Contacts
Hongfei Fang, MDNPI 1740669282	1 hospital	1 group	Contacts
Syed M.a. Fehmi, MD, MSNPI 1942320288	1 hospital	1 group	Contacts
Steven P. Feitelberg, MDNPI 1972674885	-	-	Contacts
Mohammad Phillip Charles Fejleh, MDNPI 1205240959	6 hospitals	8 groups	Contacts
Benjamin Dylan Fiore, MDNPI 1114330404	2 hospitals	6 groups	Contacts
Sergio Rene Flores, MDNPI 1588674022	3 hospitals	3 groups	Contacts
Cainan H. Foltz, MDNPI 1033434071	4 hospitals	2 groups	Contacts
Catherine Therese Frenette, MDNPI 1417935081	1 hospital	1 group	Contacts
Gautam N. Gandhi, MDNPI 1881720340	-	1 group	Contacts
Ruel Tan Garcia, MDNPI 1790789022	3 hospitals	1 group	Contacts
Kyle Geary, MDNPI 1700248432	-	-	Contacts
Michael Goldhamer, MDNPI 1104880202	-	3 groups	Contacts
Daniel Golpanian, MDNPI 1639526957	1 hospital	4 groups	Contacts
Kapil Gupta, MDNPI 1164646642	2 hospitals	2 groups	Contacts
Samir Gupta, MDNPI 1023127057	1 hospital	2 groups	Contacts
Faizi Mohaimen Hai, MDNPI 1639523228	4 hospitals	6 groups	Contacts
Samuel Benjamin Ho, MDNPI 1194777144	-	1 group	Contacts
Jessica S. Hung, MDNPI 1396786323	-	2 groups	Contacts
Gordon C. Hunt, MDNPI 1063437101	2 hospitals	1 group	Contacts

Showing 1 to 50 of 125 San Diego gastroenterologists

The list shows the 125 gastroenterologists with a public profile. The other 11 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 131 of 136 San Diego 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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UC San Diego Health has the most gastroenterologists in San Diego, with 36

Emergency and Acute Care Medical Corporation is second with 27, and Southern California Permanente Medical Group third with 15. Counts are gastroenterologists with a California address linked to each group.

Medical groups with the most gastroenterologists in San Diego
#	Medical group	Parent organization	Gastroenterologists
1	UC San Diego HealthLos Angeles	Parent on file	36
2	Emergency and Acute Care Medical CorporationSan Diego	-	27
3	Southern California Permanente Medical GroupPasaden	Parent on file	15
4	Unio Specialty Care, Urology, Encinitas (formerly Genesis Healthcare Partners)Encinitas	Parent on file	13
5	Sharp Rees-Stealy Medical GroupSan Diego	Parent on file	13
6	Scripps Clinic Medical GroupSan Diego	Parent on file	11
7	On-Call SpecialistsSan Diego	-	9
8	San Diego Digestive Disease Consultants, INCSan Diego	-	8
9	Family Health Centers of San DiegoSan Diego	Parent on file	5
10	San Diego Gastroenterology Medical AssociatesSan Diego	-	5

Top 10 of 34 San Diego medical groups with a gastroenterologist

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

Hillcrest Medical Center has the most affiliated gastroenterologists in San Diego, with 38

Sharp Memorial Hospital is second with 22, and Kaiser Permanente Zion Medical Center third with 12. San Diego gastroenterologists are affiliated with 35 hospitals in all.

Hospitals with the most gastroenterologists in San Diego
#	Hospital	Health system	Gastroenterologists
1	Hillcrest Medical CenterSan Diego	University of California Health	38
2	Sharp Memorial HospitalSan Diego	Sharp HealthCare	22
3	Kaiser Permanente Zion Medical CenterSan Diego	Kaiser Permanente	12
4	Scripps Mercy Hospital San DiegoSan Diego	Scripps Health	10
5	Sharp Grossmont HospitalLa Mesa	Sharp HealthCare	7
6	Sharp Chula Vista Medical CenterChula Vista	Sharp HealthCare	7
7	Sharp Coronado HospitalCoronado	Sharp HealthCare	7
8	Palomar Medical Center Downtown EscondidoEscondido	Palomar Health	6
9	El Centro Regional Medical CenterEl Centro	City of El Centro	5
10	Scripps Memorial Hospital La JollaLa Jolla	Scripps Health	5

Top 10 of 35 San Diego hospitals with an affiliated gastroenterologistAll 12 San Diego hospitals

See every hospital and group for each San Diego 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 San Diego gastroenterologists practice at a hospital: 96 of the 108 with a mapped site

66 also practice at a medical group site, and 20 at an ambulatory surgery center. A gastroenterologist can practice at several kinds of site, so the shares overlap.

San Diego gastroenterologists by site of care

Hospitals9689%
Medical group practices6661%
Ambulatory surgery centers2019%
Physician offices44%
Clinical labs33%

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

31% of San Diego gastroenterologists finished medical school 30 or more years ago

32 of the 103 San Diego 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 ago77%
10 to 19 years ago3635%
20 to 29 years ago2827%
30 to 39 years ago1817%
40 or more years ago1414%

Source: Dmand AI Professional Profile Data

Every San Diego 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 San Diego 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 San Diego practice address.

FAQ

Frequently asked questions about gastroenterologists in San Diego

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 San Diego?

136 gastroenterologists have an active NPI, a San Diego practice address and gastroenterology (taxonomy code 207RG0100X) as their primary specialty. 112 of them are linked to a hospital or medical group.

Which San Diego medical groups have the most gastroenterologists?

UC San Diego Health, with 36, followed by Emergency and Acute Care Medical Corporation with 27 and Southern California Permanente Medical Group with 15.

Which San Diego hospitals have the most gastroenterologists?

Hillcrest Medical Center, with 38 affiliated gastroenterologists, followed by Sharp Memorial Hospital with 22 and Kaiser Permanente Zion Medical Center with 12.

What share of San Diego gastroenterologists practice at a hospital?

96 of the 108 San Diego gastroenterologists with a mapped site of care, or 89%, 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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