Maigen Oyler, LCSW, LAC

Primary specialty

Clinical Social WorkerTaxonomy code 1041C0700X

License

BBH-LCSW-LIC-90363 Issued in MT

Practice address

640 1/2 Hollins Ave
Helena, MT 59601-2502

Phone

(406) 475-1272

NPI assigned

Jul 31, 2025

Last updated

Sep 1, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

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

{
    "created_epoch": "1753920000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788220800000",
    "number": "1427932862",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "640 1/2 HOLLINS AVE",
            "city": "HELENA",
            "state": "MT",
            "postal_code": "596012502",
            "telephone_number": "406-475-1272"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "640 1/2 HOLLINS AVE",
            "city": "HELENA",
            "state": "MT",
            "postal_code": "596012502",
            "telephone_number": "406-475-1272"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OYLER",
        "first_name": "MAIGEN",
        "credential": "LCSW, LAC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-07-31",
        "last_updated": "2026-09-01",
        "certification_date": "2026-09-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "MT",
            "license": "BBH-LAC-LIC-81007",
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "MT",
            "license": "BBH-LCSW-LIC-90363",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Clinical Social Worker in Helena, MT
• Providers in Helena, MT by specialty
• Clinical Social Worker in Montana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 1, 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.