Individual provider Active NPI

Tiffany Antoinette Netherby

  • Student in an Organized Health Care Education/Training Program
  • Grass Valley, CA
National Provider Identifier
1912884909
Registry record updated Jan 7, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Student in an Organized Health Care Education/Training ProgramTaxonomy code 390200000X
Practice address
11761 Ridge Rd
Grass Valley, CA 95945-5025
Phone
(530) 273-4431
NPI assigned
Aug 20, 2025
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 7, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Marriage & Family Therapist 106H00000X CA
Student in an Organized Health Care Education/Training Program 390200000X CA Primary

Addresses

Primary practice location

11761 Ridge Rd
Grass Valley, CA 95945-5025

Mailing address

12666 Rough and Ready Hwy
Grass Valley, CA 95945-8520
Phone (530) 210-3803

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

NPI Registry JSON

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

{
    "created_epoch": "1755648000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767744000000",
    "number": "1912884909",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "12666 ROUGH AND READY HWY",
            "city": "GRASS VALLEY",
            "state": "CA",
            "postal_code": "959458520",
            "telephone_number": "530-210-3803"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11761 RIDGE RD",
            "city": "GRASS VALLEY",
            "state": "CA",
            "postal_code": "959455025",
            "telephone_number": "530-273-4431"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NETHERBY",
        "first_name": "TIFFANY",
        "middle_name": "ANTOINETTE",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2025-08-20",
        "last_updated": "2026-01-07",
        "certification_date": "2026-01-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106H00000X",
            "taxonomy_group": "",
            "desc": "Marriage & Family Therapist",
            "state": "CA",
            "license": null,
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "CA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Grass Valley, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 7, 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.