Ruth J. Chen, O.D.
Optometrist · Albany, CA
Ruth J. Chen, O.D. is an optometrist with a practice address in Albany, California, and NPI 1194862250, issued on Jan 30, 2007. Check the license (California 11114TPG, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ruth J. Chen
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 11114TPG CA
Self-reported in NPPES; status is on the state search - Practice location
- 1051 Solano Ave, Albany, CA 94706
- Phone
- (510) 526-3937
- Enumerated
- Jan 30, 2007
- Record last updated
- Nov 24, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (510) 526-6133
- Medicare enrollment
- Enrolled (PECOS I20111017000264); accepts Medicare assignment
- Medical or professional school
- University Of California - School Of Optometry, 1999
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 1051 Solano Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Denise Gamboa, ODOptometrist1235618356
- Andrew Halton, ODOptometrist1194398602
- Thanhan Nguyen-Tran, OD, FAAOOptometrist1467010827
Verify Ruth J. 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 11114TPGCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average optometrist in 2024
65 Medicare Part D claims for 16 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 82% of claims.
Most prescribed
- Latanoprost40 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $186.56
3 payments; by number, the most common kind was food and beverage; the largest payer was Tarsus Pharmaceuticals, 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
- Ruth J Chen OD IncAlbany, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ruth J. Chen among 8,308 optometrist records in California
Ruth J. Chen, 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. Its NPI, issued in 2007, is newer than 34% of them.
- NPI issued2007 · 34% of these records are older, 46% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated1999 · median 2008 among the 3,573 with a school on file
- Record last updated2021 · 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).
10 optometrist records list a practice address in Albany
They are 10 of the 482 NPPES records with a practice address in Albany, and 8,308 optometrist records in California.
All 8,308 in California → Every provider in Albany → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Sara Abboud, ODAlbany, CA 947061649052846
- Michael AoyamaAlbany, CA 947061518360528
- Tracy Ashlock, ODAlbany, CA 947061619011863
- Hitomi Ezumi, ODAlbany, CA 947061447692462
- Denise Gamboa, ODAlbany, CA 947061235618356
- Teresa Goldberg, O.D.Albany, CA 947061598860140
- Andrew Halton, ODAlbany, CA 947061194398602
- Thanhan Nguyen-Tran, OD, FAAOAlbany, CA 947061467010827
Common questions
What is Ruth J. Chen, O.D.'s NPI number?
Ruth J. Chen, O.D.'s National Provider Identifier (NPI) is 1194862250, issued on Jan 30, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ruth J. Chen, O.D. located?
The NPPES record lists a practice address at 1051 Solano Ave, Albany, CA, 94706. Phone: (510) 526-3937. Providers update this record themselves, so call before visiting.
How can I verify Ruth J. Chen, O.D.'s license?
NPPES lists California license number 11114TPG, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Ruth J. Chen, O.D. prescribe under Medicare Part D?
In 2024, Ruth J. Chen, O.D. had 65 Medicare Part D claims for 16 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions 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.