Ruby Pontemayor, PHARMD
Pharmacist · Oakland, CA
Ruby Pontemayor, PHARMD is a pharmacist with a practice address in Oakland, California, and NPI 1881924629, issued on Dec 29, 2009. Check the license (California 57769, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ruby Pontemayor
- Credential
- PHARMD
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 57769 CA
Self-reported in NPPES; status is on the state search - Practice location
- 280 W Macarthur Blvd, Oakland, CA 94611
- Phone
- (510) 752-6468
- Enumerated
- Dec 29, 2009
- Record last updated
- Dec 29, 2009 (not updated in 17 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 →
Also registered at 280 W Macarthur Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ruby Pontemayor in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 57769Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6.0 times the Medicare Part D claims of the average pharmacist in 2024
718 Medicare Part D claims for 217 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 172 claims were for opioids.
Most prescribed
- Naltrexone Hcl195 claims
- Buprenorphine111 claims
- Pregabalin89 claims
- Duloxetine Hcl81 claims
- Buprenorphine-Naloxone76 claims
- Gabapentin42 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.
Ruby Pontemayor among 32,533 pharmacist records in California
Ruby Pontemayor, PHARMD 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. Its NPI, issued in 2009, is newer than 11% of them.
- NPI issued2009 · 11% of these records are older, 88% newer
- In a Medicare fileYes · 15% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2009 · 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).
413 pharmacist records list a practice address in Oakland
They are 413 of the 18,558 NPPES records with a practice address in Oakland, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in Oakland → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Megan Bamberger, PHARM.D.Oakland, CA 946111194810374
- Nora Chovick, PHARM.D.Oakland, CA 946111356430409
- Kristin Edelman, PHARMDOakland, CA 946111578651055
- Gillian Epstein, PHARM.DOakland, CA 946111225139231
- Alice Hwe, PHARM.DOakland, CA 946111417056961
- Ryan Ishimaru, PHARM. DOakland, CA 946111508951930
- Shital Kelshikar, PHARM.D.Oakland, CA 946111093800393
- John Lyckfors, PHARMD DOakland, CA 946111447347828
Common questions
What is Ruby Pontemayor, PHARMD's NPI number?
Ruby Pontemayor, PHARMD's National Provider Identifier (NPI) is 1881924629, issued on Dec 29, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Ruby Pontemayor, PHARMD located?
The NPPES record lists a practice address at 280 W Macarthur Blvd, Oakland, CA, 94611. Phone: (510) 752-6468. Providers update this record themselves, so call before visiting.
How can I verify Ruby Pontemayor, PHARMD's license?
NPPES lists California license number 57769, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Ruby Pontemayor, PHARMD prescribe under Medicare Part D?
In 2024, Ruby Pontemayor, PHARMD had 718 Medicare Part D claims for 217 beneficiaries; the average among pharmacist prescribers was 119. 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.