Trinh Bui Du
Counselor · Fremont, CA
Trinh Bui Du is a counselor with a practice address in Fremont, California, and NPI 1164088746, issued on May 19, 2019. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Trinh Bui Du
- Primary taxonomy
- Counselor 101Y00000X
- Practice location
- 39350 Civic Center Dr, Fremont, CA 94538
- Phone
- (510) 494-4000
- Enumerated
- May 19, 2019
- Record last updated
- Oct 19, 2022
- Medicare enrollment
- Enrolled (PECOS I20240111002677); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 39350 Civic Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maureen Gatt, PH.D.Clinical Psychologist1255531034
- Aldrin Geronga, F.N.P.Nurse Practitioner1285062257
- Lindsey HodosMental Health Counselor1205339835
- Rodney HonradaMarriage & Family Therapist1861297210
- Hannah JoharchiPsychologist1043866494
- John Lin, M.D.Anesthesiology Physician1750602694
Verify Trinh Bui Du in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Permanente Medical Group IncFremont, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
92 counselor records list a practice address in Fremont
They are 92 of the 4,749 NPPES records with a practice address in Fremont, and 13,723 counselor records in California.
All 92 in Fremont → All 13,723 in California → Every provider in Fremont →
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- Marina AbbottPetaluma, CA1669592184
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- Sofia AbbushiSan Carlos, CA1154974301
Common questions
What is Trinh Bui Du's NPI number?
Trinh Bui Du's National Provider Identifier (NPI) is 1164088746, issued on May 19, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Trinh Bui Du located?
The NPPES record lists a practice address at 39350 Civic Center Dr, Fremont, CA, 94538. Phone: (510) 494-4000. Providers update this record themselves, so call before visiting.
How can I verify Trinh Bui Du'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. Medicare files from data.cms.gov. 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.