Marianna Kong, O.D.
Optometrist · Rohnert Park, CA
Marianna Kong, O.D. is an optometrist with a practice address in Rohnert Park, California, and NPI 1477924173, issued on Oct 8, 2015. Check the license (California 15400, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marianna Kong
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 15400 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6180 State Farm Dr, Rohnert Park, CA 94928
- Phone
- (707) 584-7294
- Enumerated
- Oct 8, 2015
- Record last updated
- Jul 1, 2025
- Fax
- (707) 584-4728
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 6180 State Farm Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- James Bruns, O.D.Optometrist1306926787
- Tiffanie Yu, ODOptometrist1710408737
Verify Marianna Kong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 15400Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average optometrist in 2024
32 Medicare Part D claims for 13 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 53% of claims.
Most prescribed
- Latanoprost21 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.
Marianna Kong among 8,308 optometrist records in California
Marianna Kong, 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 2015, is newer than 71% of them.
- NPI issued2015 · 71% of these records are older, 27% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 43% of these records are
- Record last updated2025 · 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
- Amy Kao, O.D.Rohnert Park, CA 949281164770798
- 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 Marianna Kong, O.D.'s NPI number?
Marianna Kong, O.D.'s National Provider Identifier (NPI) is 1477924173, issued on Oct 8, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Marianna Kong, O.D. located?
The NPPES record lists a practice address at 6180 State Farm Dr, Rohnert Park, CA, 94928. Phone: (707) 584-7294. Providers update this record themselves, so call before visiting.
How can I verify Marianna Kong, O.D.'s license?
NPPES lists California license number 15400, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Marianna Kong, O.D. prescribe under Medicare Part D?
In 2024, Marianna Kong, O.D. had 32 Medicare Part D claims for 13 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.