Individual provider Active NPI

Marlene Santiago

  • Case Manager/Care Coordinator
  • Garden Grove, CA
National Provider Identifier
1689535296
Registry record updated Nov 21, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Case Manager/Care CoordinatorTaxonomy code 171M00000X
Practice address
13645 Clinton St
Garden Grove, CA 92843-4110
Phone
(714) 532-7940
NPI assigned
Nov 21, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 21, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Case Manager/Care Coordinator 171M00000X Primary

Addresses

Primary practice location

13645 Clinton St
Garden Grove, CA 92843-4110

Mailing address

10540 Chapman Ave
Garden Grove, CA 92840-3101

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
Boys & Girls Clubs of Garden Grove CurrentSince Nov 24, 2025 Accepting new patients

Locations

10540 Chapman Ave
Garden Grove, CA 92840
Phone (714) 366-4691

13645 Clinton St
Garden Grove, CA 92843
Phone (714) 530-0430

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 and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1763683200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763683200000",
    "number": "1689535296",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10540 CHAPMAN AVE",
            "city": "GARDEN GROVE",
            "state": "CA",
            "postal_code": "928403101"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "13645 CLINTON ST",
            "city": "GARDEN GROVE",
            "state": "CA",
            "postal_code": "928434110",
            "telephone_number": "714-532-7940"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SANTIAGO",
        "first_name": "MARLENE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-11-21",
        "last_updated": "2025-11-21",
        "certification_date": "2025-11-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "171M00000X",
            "taxonomy_group": "",
            "desc": "Case Manager/Care Coordinator",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Garden Grove, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 21, 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.