Marianne Florendo, OD
Optometrist · South San Francisco, CA
Marianne Florendo, OD is an optometrist with a practice address in South San Francisco, California, and NPI 1447667621, issued on Jul 19, 2014. Check the license (California 15066, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marianne Florendo
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 15066 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1121 EL Camino Real, South San Francisco, CA 94080
- Phone
- (650) 866-4641
- Enumerated
- Jul 19, 2014
- Record last updated
- Jul 19, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (650) 866-4643
- Medicare enrollment
- Enrolled (PECOS I20160725000681); accepts Medicare assignment
- Medical or professional school
- Western University Of Health Sciences College Of Dental Med, 2014
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 1121 EL Camino Real
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christian Chew, ODOptometrist1174134373
Verify Marianne Florendo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 15066Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average optometrist in 2024
19 Medicare Part D claims, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 68% of 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: $1,242.74
28 payments; by number, the most common kind was food and beverage; the largest payer was CooperVision 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.
Marianne Florendo among 8,308 optometrist records in California
Marianne Florendo, OD 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 2014, is newer than 68% of them.
- NPI issued2014 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2014 · median 2008 among the 3,573 with a school on file
- Record last updated2014 · 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).
17 optometrist records list a practice address in South San Francisco
They are 17 of the 1,173 NPPES records with a practice address in South San Francisco, and 8,308 optometrist records in California.
All 8,308 in California → Every provider in South San Francisco → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Michael Chew, O.D.South San Francisco, CA 940801093788572
- Christian Chew, ODSouth San Francisco, CA 940801174134373
- Kenneth Chiu, O.D.South San Francisco, CA 940801043376411
- Khanh Dao, ODSouth San Francisco, CA 940801275608143
- John Eng, O.D.South San Francisco, CA 940801104942127
- Joanne Gwo, O.D.South San Francisco, CA 940801083900336
- Tsungming Hung, O.D.South San Francisco, CA 940801750827374
- Letitia Lii, O.D.South San Francisco, CA 940801750429981
Common questions
What is Marianne Florendo, OD's NPI number?
Marianne Florendo, OD's National Provider Identifier (NPI) is 1447667621, issued on Jul 19, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Marianne Florendo, OD located?
The NPPES record lists a practice address at 1121 EL Camino Real, South San Francisco, CA, 94080. Phone: (650) 866-4641. Providers update this record themselves, so call before visiting.
How can I verify Marianne Florendo, OD's license?
NPPES lists California license number 15066, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Marianne Florendo, OD prescribe under Medicare Part D?
In 2024, Marianne Florendo, OD had 19 Medicare Part D claims; 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.