Olivia Mamie-Lee Williams

Primary specialty

Mental Health CounselorTaxonomy code 101YM0800X

Practice address

1014 Avenue H Ste 1
Fort Madison, IA 52627-4507

Phone

(319) 372-7689

NPI assigned

Sep 2, 2026

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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

{
    "created_epoch": "1788307200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788307200000",
    "number": "1538078092",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1014 AVENUE H STE 1",
            "city": "FORT MADISON",
            "state": "IA",
            "postal_code": "526274507",
            "telephone_number": "319-372-7689"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1014 AVENUE H STE 1",
            "city": "FORT MADISON",
            "state": "IA",
            "postal_code": "526274507",
            "telephone_number": "319-372-7689"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "OLIVIA",
        "middle_name": "MAMIE-LEE",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-09-02",
        "last_updated": "2026-09-02",
        "certification_date": "2026-09-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Counselor, Mental Health",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Mental Health Counselor in Fort Madison, IA
• Providers in Fort Madison, IA by specialty
• Mental Health Counselor in Iowa

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 2, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.