NPPES file of Aug 9, 2026

Ester Bui

Case Manager/Care Coordinator · Garden Grove, CA

Ester Bui is a case manager/care coordinator with a practice address in Garden Grove, California, and NPI 1679250351, issued on Jul 3, 2023. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1679250351
Name
Ester Bui
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
12966 Euclid St Ste 495, Garden Grove, CA 92840
Phone
(714) 636-9095
Enumerated
Jul 3, 2023
Record last updated
Jul 16, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 12966 Euclid St Ste 495

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lareina CheungMarriage & Family Therapist1538915830
  2. Tavis ChoeRehabilitation Practitioner1972383966
  3. David HoSocial Worker1477084747
  4. Crystal IshiharaMarriage & Family Therapist1245076033
  5. Christine LeCommunity Health Worker1134807639
  6. Tiffany LeCase Manager/Care Coordinator1720813488

Verify Ester Bui in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Ester Bui among 22,803 case manager/care coordinator records in California

Ester Bui is one of 22,803 case manager/care coordinator records with a practice address in California. under 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2023, is newer than 83% of them.

  • NPI issued2023 · 83% of these records are older, 11% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2024 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 171M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

53 case manager/care coordinator records list a practice address in Garden Grove

They are 53 of the 4,572 NPPES records with a practice address in Garden Grove, and 22,803 case manager/care coordinator records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 case manager/care coordinator records with the nearest ZIP codes

  1. Michelle Benitez RodriguezGarden Grove, CA 928401912403965
  2. Luz Garcia MarinGarden Grove, CA 928401790219855
  3. Michael HaGarden Grove, CA 928401932360138
  4. Marilyn JimenezGarden Grove, CA 928401215338694
  5. David LuongGarden Grove, CA 928401033688502
  6. Amie LynchGarden Grove, CA 928401902207350
  7. Raken MaiGarden Grove, CA 928401093268005
  8. Anali MezaGarden Grove, CA 928401851792238

Common questions

What is Ester Bui's NPI number?

Ester Bui's National Provider Identifier (NPI) is 1679250351, issued on Jul 3, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Ester Bui located?

The NPPES record lists a practice address at 12966 Euclid St Ste 495, Garden Grove, CA, 92840. Phone: (714) 636-9095. Providers update this record themselves, so call before visiting.

How can I verify Ester Bui's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.