Gastroenterologists in Fountain Valley, CA

  • Gastroenterology
  • Fountain Valley, California
Gastroenterologists
11
Linked to a hospital or group
10
Hospitals with a gastroenterologist
5
Medical groups with a gastroenterologist
9
Practice at a hospital
9

There are 11 gastroenterologists in Fountain Valley. MemorialCare Medical Group has the most, 6, and Orange Coast Medical Center has the most affiliated gastroenterologists, 8. 50% finished medical school 30 or more years ago.

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Fountain Valley gastroenterologists, listed A to Z by last name

Each gastroenterologist on the list has gastroenterology as their primary specialty and a Fountain Valley 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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Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data

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Dmand AI has the EHR for 11 of 11 Fountain Valley 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.

MemorialCare Medical Group has the most gastroenterologists in Fountain Valley, with 6

Optum - Downtown Los Angeles is second with 3, and United Medical Doctors third with 1. Counts are gastroenterologists with a California address linked to each group.

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

Orange Coast Medical Center has the most affiliated gastroenterologists in Fountain Valley, with 8

UCI Health - Orange is second with 2, and MemorialCare Saddleback Medical Center third with 2. Fountain Valley gastroenterologists are affiliated with 5 hospitals in all.

Hospitals with the most gastroenterologists in Fountain Valley
#HospitalHealth systemGastroenterologists
1Orange Coast Medical CenterFountain ValleyMemorialCare Health System8
2UCI Health - OrangeOrangeUC Irvine2
3MemorialCare Saddleback Medical CenterLaguna HillsMemorialCare Health System2
4Hoag Hospital Newport BeachNewport BeachHoag Memorial Hospital Presbyterian1
5Long Beach Medical CenterLong BeachMemorialCare Health System1

Top 5 of 5 Fountain Valley hospitals with an affiliated gastroenterologist

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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

Group practices and clinics are the most common site of care for Fountain Valley gastroenterologists, with 9

9 also practice at hospitals, and 5 at an ambulatory surgery center. A gastroenterologist can practice at several kinds of site, so the shares overlap.

Fountain Valley gastroenterologists by site of care

  1. Medical group practices9
  2. Hospitals9
  3. Ambulatory surgery centers5

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

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

5 of the 10 Fountain Valley gastroenterologists with a graduation year on file. 1 graduated in the last 10 years.

Physicians by years since medical school

  1. Under 10 years ago1
  2. 10 to 19 years ago3
  3. 20 to 29 years ago1
  4. 30 to 39 years ago4
  5. 40 or more years ago1

Source: Dmand AI Professional Profile Data

Every Fountain Valley 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 Fountain Valley gastroenterologist directory

Sources for the data on this page
Data on this pageSource
HCPs, types and specialtiesNPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Sites of care, hospitals and medical groupsDmand AI Affiliation Data
Medical school graduation yearDmand AI Professional Profile Data

Data last refreshed October 2026Report an inaccuracyRemove my information

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

FAQ

Frequently asked questions about gastroenterologists in Fountain Valley

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 Fountain Valley?

11 gastroenterologists have an active NPI, a Fountain Valley practice address and gastroenterology (taxonomy code 207RG0100X) as their primary specialty. 10 of them are linked to a hospital or medical group.

Which Fountain Valley medical groups have the most gastroenterologists?

MemorialCare Medical Group, with 6, followed by Optum - Downtown Los Angeles with 3 and United Medical Doctors with 1.

Which Fountain Valley hospitals have the most gastroenterologists?

Orange Coast Medical Center, with 8 affiliated gastroenterologists, followed by UCI Health - Orange with 2 and MemorialCare Saddleback Medical Center with 2.

What share of Fountain Valley gastroenterologists practice at a hospital?

9 of the 10 Fountain Valley gastroenterologists with a mapped site of care, or 90%, 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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