Individual provider Active NPI

Chelena Larriva, RNFA

  • Registered Nurse First Assistant
  • San Francisco, CA
National Provider Identifier
1558222372
Registry record updated Nov 20, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered Nurse First AssistantTaxonomy code 163WR0006X
License
630388 Issued in CA
Practice address
520 Illinois St FL 2
San Francisco, CA 94143-2501
Phone
(415) 476-0368
NPI assigned
Nov 20, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 20, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse First Assistant 163WR0006X 630388 CA Primary

Addresses

Primary practice location

520 Illinois St FL 2
San Francisco, CA 94143-2501

Mailing address

50 Escondido Ave
San Francisco, CA 94132-1327
Phone (415) 476-0351

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
630388CAMDRegistered Nurse First Assistant

NPI Registry JSON

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

{
    "created_epoch": "1763596800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763596800000",
    "number": "1558222372",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "50 ESCONDIDO AVE",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941321327",
            "telephone_number": "415-476-0351",
            "fax_number": "415-476-7795"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "520 ILLINOIS ST FL 2",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432501",
            "telephone_number": "415-476-0368"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LARRIVA",
        "first_name": "CHELENA",
        "credential": "RNFA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-11-20",
        "last_updated": "2025-11-20",
        "certification_date": "2025-11-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163WR0006X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Registered Nurse First Assistant",
            "state": "CA",
            "license": "630388",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 20, 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.