Catherine Wang, O.D.
Optometrist · Walnut Creek, CA
Catherine Wang, O.D. is an optometrist with a practice address in Walnut Creek, California, and NPI 1528266582, issued on Jul 10, 2007. Check the license (California 13289, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Catherine Wang
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 13289 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1855 San Miguel Dr, Walnut Creek, CA 94596
- Phone
- (925) 935-8820
- Enumerated
- Jul 10, 2007
- Record last updated
- Nov 3, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20090824000130); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 1855 San Miguel Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mark Drucker, MDOphthalmology Physician1699753046
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Verify Catherine Wang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 13289Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average optometrist in 2024
575 Medicare Part D claims for 154 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 48% of claims.
Most prescribed
- Latanoprost214 claims
- Timolol Maleate67 claims
- Brimonidine Tartrate36 claims
- Restasis36 claims
- Dorzolamide-Timolol34 claims
- Xiidra21 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: $671.62
5 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
- Sutter Bay Medical FoundationSunnyvale, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Catherine Wang among 8,308 optometrist records in California
Catherine Wang, 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
- Graduated2007 · median 2008 among the 3,573 with a school on file
- Record last updated2008 · 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 Walnut Creek → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Thomas Callan, ODWalnut Creek, CA 945961043348394
- Stephanie Chan, ODWalnut Creek, CA 945961689635542
- Diana Chen, ODWalnut Creek, CA 945961962989863
- Stephen Dentone, O.D.Walnut Creek, CA 945961811026552
- Rachel KanetaWalnut Creek, CA 945961891072906
- Roderick Keener, O.D.Walnut Creek, CA 945961871648865
- Lawrence Mock, ODWalnut Creek, CA 945961164419149
- Bach-Kim Nguyen, O.D.Walnut Creek, CA 945961942235734
Common questions
What is Catherine Wang, O.D.'s NPI number?
Catherine Wang, O.D.'s National Provider Identifier (NPI) is 1528266582, issued on Jul 10, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Wang, O.D. located?
The NPPES record lists a practice address at 1855 San Miguel Dr, Walnut Creek, CA, 94596. Phone: (925) 935-8820. Providers update this record themselves, so call before visiting.
How can I verify Catherine Wang, O.D.'s license?
NPPES lists California license number 13289, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Catherine Wang, O.D. prescribe under Medicare Part D?
In 2024, Catherine Wang, O.D. had 575 Medicare Part D claims for 154 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.