Tiffany Ying-Hsuan Chen, OD, MS
Optometrist · San Francisco, CA
Tiffany Ying-Hsuan Chen, OD, MS is an optometrist with a practice address in San Francisco, California, and NPI 1114601465, issued on Jun 14, 2023. Check the license (California 35505, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Tiffany Ying-Hsuan Chen
- Credential
- OD, MS
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 35505 CA
Self-reported in NPPES; status is on the state search - Practice location
- 490 Illinois St, San Francisco, CA 94143
- Phone
- (415) 514-6920
- Enumerated
- Jun 14, 2023
- Record last updated
- Jun 14, 2023
- Medicare enrollment
- Enrolled (PECOS I20240913002579); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 490 Illinois St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Adrienne Coulter, ODOptometrist1447923073
- Caroline Estes-Nore, MDStudent in an Organized Health Care Education/Training Program1760187769
- Simon Fung, MDOphthalmology Physician1194215665
- Luciano GreigOphthalmology Physician1154850956
- O'Rese Knight, M.D.Ophthalmology Physician1093956013
- Shanda Manion, CNMMidwife1861365579
Verify Tiffany Ying-Hsuan Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 35505Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $65.77
2 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Ucsf Medical Group Business ServicesSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tiffany Ying-Hsuan Chen among 8,308 optometrist records in California
Tiffany Ying-Hsuan Chen, OD, MS 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. Its NPI, issued in 2023, is newer than 92% of them.
- NPI issued2023 · 92% of these records are older, 6% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2023 · median 2008 among the 3,573 with a school on file
- Record last updated2023 · 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).
Optometrist providers in California
There are 8,308 optometrist records in California.
All 8,308 in California → Every provider in San Francisco → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Olivia Bass, ODSan Francisco, CA 941431568070365
- Kristi Choy, O.D.San Francisco, CA 941431578117404
- Jennifer CurrierSan Francisco, CA 941431164777975
- Elise Harb, O.D., M.S.San Francisco, CA 941431013906551
- Roland Jung, ODSan Francisco, CA 941431497707376
- Jane KuoSan Francisco, CA 941431538468152
- Salena Lee, ODSan Francisco, CA 941431174575492
- Laura Leis, O.D.San Francisco, CA 941431649652009
Common questions
What is Tiffany Ying-Hsuan Chen, OD, MS's NPI number?
Tiffany Ying-Hsuan Chen, OD, MS's National Provider Identifier (NPI) is 1114601465, issued on Jun 14, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Tiffany Ying-Hsuan Chen, OD, MS located?
The NPPES record lists a practice address at 490 Illinois St, San Francisco, CA, 94143. Phone: (415) 514-6920. Providers update this record themselves, so call before visiting.
How can I verify Tiffany Ying-Hsuan Chen, OD, MS's license?
NPPES lists California license number 35505, 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. 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.