Registry data as of Aug 27, 2026

Giang Nhan

Pharmacist · Mountain View, CA

Giang Nhan is a pharmacist with a practice address in Mountain View, California, and NPI 1306562178, issued on Oct 13, 2022. Check the license (California 86946, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1306562178
Name
Giang Nhan
Primary taxonomy
Pharmacist 183500000X
License number
86946 CA
Self-reported in NPPES; status is on the state search
Practice location
1000 N Rengstorff Ave, Mountain View, CA 94043
Phone
(650) 988-7160
Enumerated
Oct 13, 2022
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 1000 N Rengstorff Ave

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

  1. Stephanie Kwan, O.D.Optometrist1942357991
  2. Tony Ton, PHARMDPharmacist1407135528
  3. Cathy Wong, PHARM. D.Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1144529173

Verify Giang Nhan 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 86946
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

44% fewer Medicare Part D claims than the average pharmacist in 2024

71 Medicare Part D claims for 63 beneficiaries, against an average of 127 among the 28,933 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.

  1. Giang Nhan71
  2. Specialty average127

Most prescribed

  1. Arexvy31 claims
  2. Boostrix Tdap14 claims
  3. Shingrix14 claims
  4. Abrysvo11 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.

85 pharmacist records list a Mountain View practice address

They are 85 of the 2,467 NPPES records with a Mountain View practice address, and 32,698 pharmacist records in California.

Other pharmacist records in California

  1. Caroline A-Haja, PHARM.D.San Pedro, CA1851664361
  2. Gayatri AachiLivermore, CA1235660754
  3. Adrian Karlos Aala, PHARMD, RPHHayward, CA1023955499
  4. Mahshid Aalam, PHARMDLos Angeles, CA1659086155
  5. Jaleh AaliiveliSan Ramon, CA1336629963
  6. Cassi Aarvig, RPHTracy, CA1023679941
  7. Meara Michi AbadOrange, CA1750181178
  8. Nader Abadier, RPHFontana, CA1326255647
  9. Samia Abadier, RPHFontana, CA1548742836
  10. Sandy Abadir, RPHChino Hills, CA1811644412

Common questions

What is Giang Nhan's NPI number?

Giang Nhan's National Provider Identifier (NPI) is 1306562178, issued on Oct 13, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Giang Nhan located?

The NPPES record lists a practice address at 1000 N Rengstorff Ave, Mountain View, CA, 94043. Phone: (650) 988-7160. Providers update this record themselves, so call before visiting.

How can I verify Giang Nhan's license?

NPPES lists California license number 86946, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Giang Nhan prescribe under Medicare Part D?

In 2024, Giang Nhan had 71 Medicare Part D claims for 63 beneficiaries; the average among pharmacist prescribers was 127. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.