NPPES file of Aug 9, 2026

Christina Vu-Rifbjerg, PHARMD

Pharmacist · San Ramon, CA

Christina Vu-Rifbjerg, PHARMD is a pharmacist with a practice address in San Ramon, California, and NPI 1962069195, issued on May 22, 2019. Check the license (California 73500, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1962069195
Name
Christina Vu-Rifbjerg
Credential
PHARMD
Primary taxonomy
Pharmacist 183500000X
License number
73500 CA
Self-reported in NPPES; status is on the state search
Practice location
2505 San Ramon Valley Blvd, San Ramon, CA 94583
Phone
(925) 831-9502
Enumerated
May 22, 2019
Record last updated
May 22, 2019 (not updated in 7 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2505 San Ramon Valley Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Rachel ArellanoPharmacist1518267665
  2. Nazneen Mujeeb, PHARMDPharmacist1558242461
  3. Chau Nguyen, PHARMDPharmacist1740827849
  4. Chun Tai, PHARM.D.Pharmacist1245530104
  5. Cheyenne WuPharmacist1578342705

Verify Christina Vu-Rifbjerg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 73500
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Most of these Medicare Part D claims are vaccines, 97% of the cost of the top drugs

225 Medicare Part D claims for 205 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.

  1. Christina Vu-Rifbjerg225
  2. Specialty average119

Most prescribed

Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.

  1. Arexvy128 claims
  2. Shingrix70 claims
  3. Boostrix Tdap23 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.

Christina Vu-Rifbjerg among 32,533 pharmacist records in California

Christina Vu-Rifbjerg, 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 2019, is newer than 67% of them.

  • NPI issued2019 · 67% of these records are older, 27% 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 updated2019 · 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).

68 pharmacist records list a practice address in San Ramon

They are 68 of the 2,281 NPPES records with a practice address in San Ramon, and 32,533 pharmacist records in California.

The 8 pharmacist records with the nearest ZIP codes

  1. Rachel ArellanoSan Ramon, CA 945831518267665
  2. Babita BhaktaSan Ramon, CA 945831841576501
  3. Asha BikkinaSan Ramon, CA 945831013276419
  4. Maria Dondero, PHARM.D.San Ramon, CA 945831174842751
  5. Ngami HaSan Ramon, CA 945831073890745
  6. Ines KwongSan Ramon, CA 945831013263805
  7. Mary Moore, PHARM.D.San Ramon, CA 945831922396456
  8. Ellen Nguyen, PHARM.D.San Ramon, CA 945831992863963

Common questions

What is Christina Vu-Rifbjerg, PHARMD's NPI number?

Christina Vu-Rifbjerg, PHARMD's National Provider Identifier (NPI) is 1962069195, issued on May 22, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Christina Vu-Rifbjerg, PHARMD located?

The NPPES record lists a practice address at 2505 San Ramon Valley Blvd, San Ramon, CA, 94583. Phone: (925) 831-9502. Providers update this record themselves, so call before visiting.

How can I verify Christina Vu-Rifbjerg, PHARMD's license?

NPPES lists California license number 73500, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Christina Vu-Rifbjerg, PHARMD prescribe under Medicare Part D?

In 2024, Christina Vu-Rifbjerg, PHARMD had 225 Medicare Part D claims for 205 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.