Marissa Phan
Pharmacist · San Leandro, CA
Marissa Phan is a pharmacist with a practice address in San Leandro, California, and NPI 1902227481, issued on Dec 30, 2013. Check the license (California 66269, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Marissa Phan
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 66269 CA
Self-reported in NPPES; status is on the state search - Practice location
- 15555 E. 14TH Street #400, San Leandro, CA 94578
- Phone
- (510) 276-2699
- Enumerated
- Dec 30, 2013
- Record last updated
- Dec 30, 2013 (not updated in 13 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 32,533 in California → Look up another NPI →
Verify Marissa Phan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 66269Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Marissa Phan among 32,533 pharmacist records in California
Marissa Phan is one of 32,533 pharmacist records with a practice address in California. 15% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2013, is newer than 32% of them.
- NPI issued2013 · 32% of these records are older, 65% newer
- In a Medicare fileNo · 15% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2013 · 76% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
132 pharmacist records list a practice address in San Leandro
They are 132 of the 4,976 NPPES records with a practice address in San Leandro, and 32,533 pharmacist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 32,533 in California → Every provider in San Leandro → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Sarah Carrillo, PHARM.D.San Leandro, CA 945781023454584
- Bill Ham, RPHSan Leandro, CA 945781447623129
- Naseem Huda, M PHARMSan Leandro, CA 945781508142092
- Kevin KwokSan Leandro, CA 945781174806723
- Kayee Lee, PHARMDSan Leandro, CA 945781255780292
- Shik-Ki Li, PHARM.D.San Leandro, CA 945781073878112
- Michelle Najibi, PHARM.D., RPHSan Leandro, CA 945781710315635
- Inna Shapiro, RPHSan Leandro, CA 945781164710919
Common questions
What is Marissa Phan's NPI number?
Marissa Phan's National Provider Identifier (NPI) is 1902227481, issued on Dec 30, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Marissa Phan located?
The NPPES record lists a practice address at 15555 E. 14TH Street #400, San Leandro, CA, 94578. Phone: (510) 276-2699. Providers update this record themselves, so call before visiting.
How can I verify Marissa Phan's license?
NPPES lists California license number 66269, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.