Individual provider Active NPI

Marina Giertz, LLMSW

  • Clinical Social Worker
  • Detroit, MI
National Provider Identifier
1922831767
Registry record updated Aug 3, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
6851119842 Issued in MI
Practice address
19750 Burt Rd
Detroit, MI 48219-2078
Phone
(313) 531-2500
NPI assigned
Aug 26, 2024
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 3, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 6851119842 MI Primary

Addresses

Primary practice location

19750 Burt Rd
Detroit, MI 48219-2078

Mailing address

19750 Burt Rd
Detroit, MI 48219-2078
Phone (313) 531-2500

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
6851119842MIMDClinical Social Worker

NPI Registry JSON

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

{
    "created_epoch": "1724630400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785715200000",
    "number": "1922831767",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "19750 BURT RD",
            "city": "DETROIT",
            "state": "MI",
            "postal_code": "482192078",
            "telephone_number": "313-531-2500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "19750 BURT RD",
            "city": "DETROIT",
            "state": "MI",
            "postal_code": "482192078",
            "telephone_number": "313-531-2500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GIERTZ",
        "first_name": "MARINA",
        "credential": "LLMSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-08-26",
        "last_updated": "2026-08-03",
        "certification_date": "2026-08-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "MI",
            "license": "6851119842",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Detroit, MI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 3, 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.