Individual provider Active NPI

Gang Sun

  • Acupuncturist
  • Sunnyvale, CA
National Provider Identifier
1639035041
Registry record updated Dec 30, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
AcupuncturistTaxonomy code 171100000X
License
AC20514 Issued in CA
Practice address
441 De Guigne Dr Ste 201
Sunnyvale, CA 94085-3875
Phone
(408) 393-2525
NPI assigned
Dec 30, 2025
Last updated
Dec 30, 2025By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Dec 30, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Acupuncturist 171100000X AC20514 CA Primary

Addresses

Primary practice location

441 De Guigne Dr Ste 201
Sunnyvale, CA 94085-3875

Mailing address

2468 W Bayshore Rd Apt 4
Palo Alto, CA 94303-3538
Phone (408) 393-2525

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
AC20514CAMDAcupuncturist

Practice roles

OrganizationSpecialtyStatusNew patients
Topgene Acupuncturist Current Accepting new patients

Organizations & group practices 1

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1767052800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767052800000",
    "number": "1639035041",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2468 W BAYSHORE RD APT 4",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943033538",
            "telephone_number": "408-393-2525"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "441 DE GUIGNE DR STE 201",
            "city": "SUNNYVALE",
            "state": "CA",
            "postal_code": "940853875",
            "telephone_number": "408-393-2525"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SUN",
        "first_name": "GANG",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2025-12-30",
        "last_updated": "2025-12-30",
        "certification_date": "2025-12-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "171100000X",
            "taxonomy_group": "",
            "desc": "Acupuncturist",
            "state": "CA",
            "license": "AC20514",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Sunnyvale, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 30, 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.