A Cornerstone Safe Care

Primary specialty

Assisted Living FacilityTaxonomy code 310400000X

Legal business name

A CORNERSTONE SAFE CARE

Practice address

3021 Paige Avenue
Simi Valley, CA 93063

Phone

(805) 864-9037

Fax

(805) 864-9037

NPI assigned

Nov 12, 2025

Last updated

Nov 12, 2025By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Ms. Susan R Lumbres, NURSE-RN

Title

Administrator

Phone

(818) 602-1350

Specialties & licenses 2

Addresses

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

{
    "created_epoch": "1762905600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1762905600000",
    "number": "1801756978",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3021 PAIGE AVENUE",
            "city": "SIMI VALLEY",
            "state": "CA",
            "postal_code": "93063",
            "telephone_number": "805-864-9037",
            "fax_number": "805-864-9037"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3021 PAIGE AVENUE",
            "city": "SIMI VALLEY",
            "state": "CA",
            "postal_code": "93063",
            "telephone_number": "805-864-9037",
            "fax_number": "805-864-9037"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "A CORNERSTONE SAFE CARE",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-11-12",
        "last_updated": "2025-11-12",
        "status": "A",
        "authorized_official_last_name": "LUMBRES",
        "authorized_official_first_name": "SUSAN",
        "authorized_official_middle_name": "R",
        "authorized_official_title_or_position": "ADMINISTRATOR",
        "authorized_official_telephone_number": "818-602-1350",
        "authorized_official_name_prefix": "Ms.",
        "authorized_official_credential": "NURSE-RN"
    },
    "taxonomies": [
        {
            "code": "310400000X",
            "taxonomy_group": "",
            "desc": "Assisted Living Facility",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "311ZA0620X",
            "taxonomy_group": "",
            "desc": "Custodial Care Facility, Adult Care Home",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Assisted Living Facility in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 12, 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.