Individual provider Active NPI

Gianna Alessi

  • Other Specialist/Technologist
  • Hillsboro, OR
National Provider Identifier
1912819541
Registry record updated Sep 18, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Other Specialist/TechnologistTaxonomy code 246Z00000X
Practice address
446 E Main St Ste a
Hillsboro, OR 97123-4187
Phone
(805) 610-7282
NPI assigned
Sep 18, 2026
Last updated
Sep 18, 2026By the provider in NPPES
Sex
Unspecified or another gender identity
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 18, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Other Specialist/Technologist 246Z00000X Primary

Addresses

Primary practice location

446 E Main St Ste a
Hillsboro, OR 97123-4187

Mailing address

PO Box 6223
Beaverton, OR 97007-0223
Phone (805) 610-7282

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

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": "1789689600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789689600000",
    "number": "1912819541",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 6223",
            "city": "BEAVERTON",
            "state": "OR",
            "postal_code": "970070223",
            "telephone_number": "805-610-7282"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "446 E MAIN ST STE A",
            "city": "HILLSBORO",
            "state": "OR",
            "postal_code": "971234187",
            "telephone_number": "805-610-7282"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ALESSI",
        "first_name": "GIANNA",
        "sole_proprietor": "NO",
        "sex": "X",
        "enumeration_date": "2026-09-18",
        "last_updated": "2026-09-18",
        "certification_date": "2026-09-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "246Z00000X",
            "taxonomy_group": "",
            "desc": "Specialist/Technologist, Other",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Hillsboro, OR

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 18, 2026; 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.