Internists in Garden Grove, CA

  • Internal medicine
  • Garden Grove, California
Internists
37
Linked to a hospital or group
34
Hospitals with an internist
9
Medical groups with an internist
29
Practice at a hospital
11

There are 37 internists in Garden Grove. Pathway Medical Group has the most, 7, and Garden Grove Hospital Medical Center has the most affiliated internists, 5. 68% finished medical school 30 or more years ago.

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Garden Grove internists, listed A to Z by last name

Each internist on the list has internal medicine as their primary specialty and a Garden Grove 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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Garden Grove internists, A to Z
InternistHospitalsMedical groupsEmail and phone
Woo Sung S. Ahn, MDNPI 1396807806--Contacts
Sarah Gravitz Apollo, DONPI 1730114372-3 groupsContacts
Negin Behazin, MDNPI 1497076301-1 groupContacts
David Manfook Chan, MDNPI 1982944005-1 groupContacts
Bryan Choi, MDNPI 1255525499--Contacts
Douglas George Clark, MDNPI 17806885721 hospital2 groupsContacts
Michael Minh Dao, MDNPI 14373219322 hospitals3 groupsContacts
Omar Othman Fadeel, MDNPI 1922060086-2 groupsContacts
Robert Tae Ha, MDNPI 17503021882 hospitals3 groupsContacts
Asaad Hakim, MDNPI 14775040824 hospitals1 groupContacts
Edmund See-Ming Ho, MDNPI 1811209810--Contacts
Thein Htay, MDNPI 1861594228-1 groupContacts
Julie Hwynn, MDNPI 1780682401-1 groupContacts
Richard B. Im, MDNPI 19725868401 hospital2 groupsContacts
Shireen Zynab Khalife, DONPI 19629223931 hospital1 groupContacts
Edward Ko, MDNPI 1396911798--Contacts
Su Yong Kuo, MDNPI 1861569436-1 groupContacts
Trang Thuy Lam, MDNPI 1891718565-1 groupContacts
Son Thanh Le, MDNPI 18614415521 hospital1 groupContacts
Tam Canh Le, MDNPI 1336381607-2 groupsContacts
Euil Lim, DONPI 17709308282 hospitals1 groupContacts
Dean Ba Ngo, MDNPI 19826905823 hospitals1 groupContacts
Hung Nguyen, MDNPI 15381817631 hospital1 groupContacts
Huu Ngoc Nguyen, DONPI 1811966492-4 groupsContacts
Nhan X. Nguyen, MDNPI 1528248770-1 groupContacts
Tan The Nguyen, MDNPI 1609839299-4 groupsContacts
Tuan Xuan Xuan Nguyen, MDNPI 1679519821--Contacts
Sang Khill Noh, MDNPI 1629068689--Contacts
Jae Man M. Park, MDNPI 1669628228-3 groupsContacts
Hung D. Quan, MDNPI 1639263023-2 groupsContacts
Theodore G. Rose, MDNPI 1629088281-2 groupsContacts
Phuong Pham Tran, DONPI 1295295343-2 groupsContacts
Tinh V. Tran, MDNPI 1003879685-2 groupsContacts
Kim Anh Trinh, MDNPI 1356423396-2 groupsContacts
Jonathan S. Warnelo, DONPI 14679808542 hospitals1 groupContacts

The list shows the 35 internists with a public profile. The other 2 are counted in the total and searchable with a free account.

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

For health IT teams

Find Garden Grove internists by the EHR they use

Dmand AI has the EHR for 29 of 37 Garden Grove internists, 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.

Pathway Medical Group has the most internists in Garden Grove, with 7

Dao Medical Group is second with 4, and Optum - Downtown Los Angeles third with 4. Counts are internists with a California address linked to each group.

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

Garden Grove Hospital Medical Center has the most affiliated internists in Garden Grove, with 5

Orange Coast Medical Center is second with 4, and West Anaheim Medical Center third with 3. Garden Grove internists are affiliated with 9 hospitals in all.

Hospitals with the most internists in Garden Grove
#HospitalHealth systemInternists
1Garden Grove Hospital Medical CenterGarden GrovePrime Healthcare5
2Orange Coast Medical CenterFountain ValleyMemorialCare Health System4
3West Anaheim Medical CenterAnaheimPrime Healthcare3
4Hoag Hospital Newport BeachNewport BeachHoag Memorial Hospital Presbyterian2
5UCI Health - OrangeOrangeUC Irvine2
6Providence St. Joseph Hospital OrangeOrangeProvidence1
7Huntington Beach HospitalHuntington BeachPrime Healthcare1
8La Palma Intercommunity HospitalLa PalmaPrime Healthcare1
9Ocean View Psychiatric Health FacilityLong BeachCenExel Clinical Research1

Top 9 of 9 Garden Grove hospitals with an affiliated internist

See every hospital and group for each Garden Grove internist

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Source: Dmand AI Affiliation Data

Group practices and clinics are the most common site of care for Garden Grove internists, with 26

11 also practice at home health agencies, and 11 at hospitals. An internist can practice at several kinds of site, so the shares overlap.

Garden Grove internists by site of care

  1. Medical group practices26
  2. Home health agencies11
  3. Hospitals11
  4. Physician offices7
  5. Ambulatory surgery centers7

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

68% of Garden Grove internists finished medical school 30 or more years ago

21 of the 31 Garden Grove internists 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

  1. Under 10 years ago2
  2. 10 to 19 years ago3
  3. 20 to 29 years ago5
  4. 30 to 39 years ago11
  5. 40 or more years ago10

Source: Dmand AI Professional Profile Data

Every Garden Grove internist 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 Garden Grove internist 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

Internists are HCPs whose primary specialty is internal medicine (taxonomy code 207R00000X), with an active NPI and a Garden Grove practice address.

FAQ

Frequently asked questions about internists in Garden Grove

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

How many internists are in Garden Grove?

37 internists have an active NPI, a Garden Grove practice address and internal medicine (taxonomy code 207R00000X) as their primary specialty. 34 of them are linked to a hospital or medical group.

Which Garden Grove medical groups have the most internists?

Pathway Medical Group, with 7, followed by Dao Medical Group with 4 and Optum - Downtown Los Angeles with 4.

Which Garden Grove hospitals have the most internists?

Garden Grove Hospital Medical Center, with 5 affiliated internists, followed by Orange Coast Medical Center with 4 and West Anaheim Medical Center with 3.

What share of Garden Grove internists practice at a hospital?

11 of the 31 Garden Grove internists with a mapped site of care, or 35%, have a current hospital affiliation.

What is the taxonomy code for internal medicine?

207R00000X is the NPPES taxonomy code for internal medicine. Sub-specialties with their own code are counted on their own lists.

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Search 37 Garden Grove internists by hospital, medical group and the EHR they use, with validated work emails and mobile numbers.

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