Individual provider Active NPI

TSZ Yee Tsui

  • Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist
  • Palo Alto, CA
National Provider Identifier
1992678486
Registry record updated Sep 29, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistTaxonomy code 1835P0018X
License
RPH90896 Issued in CA
Practice address
500 Pasteur Dr
Palo Alto, CA 94304-1048
Phone
(650) 723-4000
NPI assigned
Sep 29, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 29, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist 1835P0018X RPH90896 CA Primary

Addresses

Primary practice location

500 Pasteur Dr
Palo Alto, CA 94304-1048

Mailing address

500 Pasteur Dr
Palo Alto, CA 94304-1048

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
RPH90896CAMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1759104000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759104000000",
    "number": "1992678486",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "500 PASTEUR DR",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943041048"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "500 PASTEUR DR",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943041048",
            "telephone_number": "650-723-4000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TSUI",
        "first_name": "TSZ YEE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-09-29",
        "last_updated": "2025-09-29",
        "certification_date": "2025-09-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1835P0018X",
            "taxonomy_group": "",
            "desc": "Pharmacist, Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist",
            "state": "CA",
            "license": "RPH90896",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Palo Alto, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 29, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.