Tammy H. Tran, O.D.
Optometrist · Santa Clara, CA
Tammy H. Tran, O.D. is an optometrist with a practice address in Santa Clara, California, and NPI 1326117839, issued on Nov 7, 2006. Check the license (California 11590T, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Tammy H. Tran
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 11590T CA
Self-reported in NPPES; status is on the state search - Practice location
- 3929 Rivermark Plz, Santa Clara, CA 95054
- Phone
- (408) 988-7957
- Enumerated
- Nov 7, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (408) 988-7967
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Verify Tammy H. Tran in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 11590TCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Tammy H. Tran among 8,308 optometrist records in California
Tammy H. Tran, O.D. is one of 8,308 optometrist records with a practice address in California. 67% 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 66% newer
- In a Medicare fileNo · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 43% of these records are
- Record last updated2007 · 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 152W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
59 optometrist records list a practice address in Santa Clara
They are 59 of the 3,436 NPPES records with a practice address in Santa Clara, and 8,308 optometrist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 8,308 in California → Every provider in Santa Clara → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Scott Hyver, M.D.Santa Clara, CA 950541164540167
- Nikko Iravani, O.D.Santa Clara, CA 950541659803088
- Kenneth Jew, O.D.Santa Clara, CA 950541891941324
- Robert Kurtz, O.D.Santa Clara, CA 950541396746012
- Cynthia Lau, O.D.Santa Clara, CA 950541144348103
- Vivian SheenSanta Clara, CA 950541740165547
- Sivarupan Sivalingam, ODSanta Clara, CA 950541316477847
- Joseph Cheng, O.D.Santa Clara, CA 950511659527125
Common questions
What is Tammy H. Tran, O.D.'s NPI number?
Tammy H. Tran, O.D.'s National Provider Identifier (NPI) is 1326117839, issued on Nov 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Tammy H. Tran, O.D. located?
The NPPES record lists a practice address at 3929 Rivermark Plz, Santa Clara, CA, 95054. Phone: (408) 988-7957. Providers update this record themselves, so call before visiting.
How can I verify Tammy H. Tran, O.D.'s license?
NPPES lists California license number 11590T, as entered by the provider. 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.