NPPES file of Aug 9, 2026

Christina Kao, PHARM-D

Pharmacist · Cupertino, CA

Christina Kao, PHARM-D is a pharmacist with a practice address in Cupertino, California, and NPI 1679863815, issued on Apr 8, 2011. Check the license (California RPH47816, 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
1679863815
Name
Christina Kao
Credential
PHARM-D
Primary taxonomy
Pharmacist 183500000X
License number
RPH47816 CA
Self-reported in NPPES; status is on the state search
Practice location
20580 Homestead RD, Cupertino, CA 95014
Phone
(408) 253-2005
Enumerated
Apr 8, 2011
Record last updated
Apr 8, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(408) 253-1386
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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Verify Christina Kao 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 RPH47816
    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

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Most of these Medicare Part D claims are vaccines, 100% of the cost of the top drugs

59 Medicare Part D claims for 55 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 Kao59
  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. Arexvy18 claims
  2. Abrysvo16 claims
  3. Shingrix13 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 Kao among 32,533 pharmacist records in California

Christina Kao, PHARM-D 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 2011, is newer than 18% of them.

  • NPI issued2011 · 18% of these records are older, 72% 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 updated2011 · 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).

33 pharmacist records list a practice address in Cupertino

They are 33 of the 945 NPPES records with a practice address in Cupertino, and 32,533 pharmacist records in California.

The 8 pharmacist records with the nearest ZIP codes

  1. Kimberly Bayerbach, PHARMDCupertino, CA 950141881026086
  2. Nela Cheng, PHARM.D, BCPPCupertino, CA 950141417058181
  3. Carrie Fu, PHARM.D.Cupertino, CA 950141184926651
  4. Helen Gavrilova, PHARM. D.Cupertino, CA 950141952719742
  5. Christine Giang, PHARMDCupertino, CA 950141649523747
  6. Nancy Granzella, PHARM.D.Cupertino, CA 950141790871689
  7. Zhuang GuCupertino, CA 950141386937134
  8. Carolyn HongCupertino, CA 950141669744827

Common questions

What is Christina Kao, PHARM-D's NPI number?

Christina Kao, PHARM-D's National Provider Identifier (NPI) is 1679863815, issued on Apr 8, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Christina Kao, PHARM-D located?

The NPPES record lists a practice address at 20580 Homestead RD, Cupertino, CA, 95014. Phone: (408) 253-2005. Providers update this record themselves, so call before visiting.

How can I verify Christina Kao, PHARM-D's license?

NPPES lists California license number RPH47816, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Christina Kao, PHARM-D prescribe under Medicare Part D?

In 2024, Christina Kao, PHARM-D had 59 Medicare Part D claims for 55 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.