Individual provider Active NPI

Mavis I. Freeman

  • Critical Care Medicine Registered Nurse
  • El Sobrante, CA
National Provider Identifier
1518839398
Registry record updated Sep 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Care Medicine Registered NurseTaxonomy code 163WC0200X
License
728470 Issued in CA
Practice address
3905 San Pablo Dam Rd
El Sobrante, CA 94803-2823
Phone
(510) 390-5467
Fax
(510) 229-3022
NPI assigned
Sep 22, 2025
Last updated
Sep 22, 2025By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 22, 2025

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

Specialties & licenses 13

Specialty (taxonomy)CodeLicenseStatePrimary
Developmentally Disabled Services Day Training Agency 251C00000X 728470 CA
Administrator Registered Nurse 163WA2000X 728470 CA
Critical Care Medicine Registered Nurse 163WC0200X 28286205C IN
Critical Care Medicine Registered Nurse 163WC0200X 728470 CA Primary
Case Management Registered Nurse 163WC0400X 728470 CA
Community Health Registered Nurse 163WC1500X 728470 CA
Continuing Education/Staff Development Registered Nurse 163WC1600X 728470 CA
Child & Adolescent Psychiatric/Mental Health Registered Nurse 163WP0807X 728470 CA
Psychiatric/Mental Health Registered Nurse 163WP0808X 728470 CA
Adult Psychiatric/Mental Health Registered Nurse 163WP0809X 728470 CA
Wound Care Registered Nurse 163WW0000X 728470 CA
Ostomy Care Registered Nurse 163WX1500X 728470 CA
Case Manager/Care Coordinator 171M00000X 728470 CA

Addresses

Primary practice location

3905 San Pablo Dam Rd
El Sobrante, CA 94803-2823

Mailing address

3905 San Pablo Dam Rd
El Sobrante, CA 94803-2823
Phone (510) 390-5467

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
28286205CINMDCritical Care Medicine Registered Nurse
728470CAMDOstomy Care Registered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Catalyst Cares Adult Day Program Day Training, Developmentally Disabled Services CurrentSince Sep 28, 2025 Accepting new patients
Catalyst Cares Empowerment Center Day Training, Developmentally Disabled Services Current Accepting new patients
Catalyst Cares Home Care Agency Day Training, Developmentally Disabled Services Current Accepting new patients

Locations

3905 San Pablo Dam Rd
El Sobrante, CA 94803
Phone (510) 390-5467

Organizations & group practices 5

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": "1758499200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758499200000",
    "number": "1518839398",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3905 SAN PABLO DAM RD",
            "city": "EL SOBRANTE",
            "state": "CA",
            "postal_code": "948032823",
            "telephone_number": "510-390-5467",
            "fax_number": "510-229-3022"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3905 SAN PABLO DAM RD",
            "city": "EL SOBRANTE",
            "state": "CA",
            "postal_code": "948032823",
            "telephone_number": "510-390-5467",
            "fax_number": "510-229-3022"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FREEMAN",
        "first_name": "MAVIS",
        "middle_name": "I.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2025-09-22",
        "last_updated": "2025-09-22",
        "certification_date": "2025-09-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "251C00000X",
            "taxonomy_group": "",
            "desc": "Day Training, Developmentally Disabled Services",
            "state": "CA",
            "license": "728470",
            "primary": false
        },
        {
            "code": "163WA2000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Administrator",
            "state": "CA",
            "license": "728470",
            "primary": false
        },
        {
            "code": "163WC0200X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Critical Care Medicine",
            "state": "IN",
            "license": "28286205C",
            "primary": false
        },
        {
            "code": "163WC0200X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Critical Care Medicine",
            "state": "CA",
            "license": "728470",
            "primary": true
        },
        {
            "code": "163WC0400X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Case Management",
            "state": "CA",
            "license": "728470",
            "primary": false
        },
        {
            "code": "163WC1500X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Community Health",
            "state": "CA",
            "license": "728470",
            "primary": false
        },
        {
            "code": "163WC1600X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Continuing Education/Staff Development",
            "state": "CA",
            "license": "728470",
            "primary": false
        },
        {
            "code": "163WP0807X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Psychiatric/Mental Health, Child & Adolescent",
            "state": "CA",
            "license": "728470",
            "primary": false
        },
        {
            "code": "163WP0808X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Psychiatric/Mental Health",
            "state": "CA",
            "license": "728470",
            "primary": false
        },
        {
            "code": "163WP0809X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Psychiatric/Mental Health, Adult",
            "state": "CA",
            "license": "728470",
            "primary": false
        },
        {
            "code": "163WW0000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Wound Care",
            "state": "CA",
            "license": "728470",
            "primary": false
        },
        {
            "code": "163WX1500X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Ostomy Care",
            "state": "CA",
            "license": "728470",
            "primary": false
        },
        {
            "code": "171M00000X",
            "taxonomy_group": "",
            "desc": "Case Manager/Care Coordinator",
            "state": "CA",
            "license": "728470",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in El Sobrante, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 22, 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.