Attunement LLC

Primary specialty

Marriage & Family TherapistTaxonomy code 106H00000X

Legal business name

ATTUNEMENT LLC

Practice address

4805 Lynn LN
Valparaiso, IN 46383-1600

Phone

(248) 429-9195

NPI assigned

Jan 17, 2024

Last updated

Jan 30, 2026By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Stephanie Marie Sullivan, MS, LMFTNPI 1255828307

Title

Owner, LMFT

Phone

(248) 429-9195

Specialties & licenses 1

Addresses

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• Stephanie Marie Sullivan, MS, LMFT

  • Marriage & Family Therapist
  • Valparaiso, IN
  • NPI 1255828307
  NPD Authorized official

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

{
    "created_epoch": "1705449600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1769731200000",
    "number": "1609637602",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4805 LYNN LN",
            "city": "VALPARAISO",
            "state": "IN",
            "postal_code": "463831600",
            "telephone_number": "248-429-9195"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4805 LYNN LN",
            "city": "VALPARAISO",
            "state": "IN",
            "postal_code": "463831600",
            "telephone_number": "248-429-9195"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ATTUNEMENT LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2024-01-17",
        "last_updated": "2026-01-30",
        "certification_date": "2026-01-30",
        "status": "A",
        "authorized_official_last_name": "SULLIVAN",
        "authorized_official_first_name": "STEPHANIE",
        "authorized_official_middle_name": "MARIE",
        "authorized_official_title_or_position": "OWNER, LMFT",
        "authorized_official_telephone_number": "248-429-9195",
        "authorized_official_credential": "MS, LMFT"
    },
    "taxonomies": [
        {
            "code": "106H00000X",
            "taxonomy_group": "",
            "desc": "Marriage & Family Therapist",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Marriage & Family Therapist in Valparaiso, IN
• Providers in Valparaiso, IN by specialty
• Marriage & Family Therapist in Indiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 30, 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.