Individual provider Active NPI

Grecia Noely Castro

  • Addiction (Substance Use Disorder) Counselor
  • San Rafael, CA
National Provider Identifier
1942892732
Registry record updated May 28, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X
Practice address
291 Smith Ranch Rd
San Rafael, CA 94903-2093
Phone
(415) 492-0818
NPI assigned
Feb 3, 2021
Last updated
May 28, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 28, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Addiction (Substance Use Disorder) Counselor 101YA0400X Primary
Day Training/Habilitation Specialist 373H00000X

Addresses

Primary practice location

291 Smith Ranch Rd
San Rafael, CA 94903-2093

Mailing address

291 Smith Ranch Rd
San Rafael, CA 94903-2093
Phone (415) 492-0818

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

Practice roles

OrganizationSpecialtyStatusNew patients
Helen Vine Recovery Center PastSince Feb 7, 2021 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": "1612310400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748390400000",
    "number": "1942892732",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "291 SMITH RANCH RD",
            "city": "SAN RAFAEL",
            "state": "CA",
            "postal_code": "949032093",
            "telephone_number": "415-492-0818"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "291 SMITH RANCH RD",
            "city": "SAN RAFAEL",
            "state": "CA",
            "postal_code": "949032093",
            "telephone_number": "415-492-0818"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CASTRO",
        "first_name": "GRECIA",
        "middle_name": "NOELY",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-02-03",
        "last_updated": "2025-05-28",
        "certification_date": "2025-05-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "373H00000X",
            "taxonomy_group": "",
            "desc": "Day Training/Habilitation Specialist",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Rafael, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 28, 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.