Amy Y. Kao, O.D.
Optometrist · Rohnert Park, CA
Amy Y. Kao, O.D. is an optometrist with a practice address in Rohnert Park, California, and NPI 1164770798, issued on Aug 29, 2012. Check the license (California 14442TLG, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Amy Y. Kao
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 14442TLG CA
Self-reported in NPPES; status is on the state search - Practice location
- 5900 State Farm Dr, Rohnert Park, CA 94928
- Phone
- (707) 566-6060
- Enumerated
- Aug 29, 2012
- Record last updated
- Jun 7, 2022
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 5900 State Farm Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Aimee Aiken, MDPediatrics Physician1083803134
- Howard Ballinger, MDOccupational Medicine Physician1164506143
- Nana Barnes, MDInternal Medicine Physician1063900520
- Sandy Batarseh, PHARMDPharmacist1720512288
- Roseanne Beers, MDFamily Medicine Physician1447334412
- Ronald Bruce, MDFamily Medicine Physician1275617342
Verify Amy Y. Kao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 14442TLGCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average optometrist in 2024
183 Medicare Part D claims for 75 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 54% of claims.
Most prescribed
- Cyclosporine86 claims
- Latanoprost35 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.
Amy Y. Kao among 8,308 optometrist records in California
Amy Y. Kao, 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 2012, is newer than 64% of them.
- NPI issued2012 · 64% of these records are older, 34% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 43% of these records are
- Record last updated2022 · 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).
9 optometrist records list a practice address in Rohnert Park
They are 9 of the 483 NPPES records with a practice address in Rohnert Park, and 8,308 optometrist records in California.
All 8,308 in California → Every provider in Rohnert Park → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- James Bruns, O.D.Rohnert Park, CA 949281306926787
- Michael Dinh, O.D.Rohnert Park, CA 949281497877948
- Marianna Kong, O.D.Rohnert Park, CA 949281477924173
- Ronald Martin, O.D.Rohnert Park, CA 949281528142122
- Harold Schulz, O.D.Rohnert Park, CA 949281447306717
- Paula Shadid, O.D.Rohnert Park, CA 949281447399662
- Jenny Tsui, OPTOMETRISTRohnert Park, CA 949281285041103
- Tiffanie Yu, ODRohnert Park, CA 949281710408737
Common questions
What is Amy Y. Kao, O.D.'s NPI number?
Amy Y. Kao, O.D.'s National Provider Identifier (NPI) is 1164770798, issued on Aug 29, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Amy Y. Kao, O.D. located?
The NPPES record lists a practice address at 5900 State Farm Dr, Rohnert Park, CA, 94928. Phone: (707) 566-6060. Providers update this record themselves, so call before visiting.
How can I verify Amy Y. Kao, O.D.'s license?
NPPES lists California license number 14442TLG, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Amy Y. Kao, O.D. prescribe under Medicare Part D?
In 2024, Amy Y. Kao, O.D. had 183 Medicare Part D claims for 75 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.