Heidi Henderson Siebert, MFT

Primary specialty

Marriage & Family TherapistTaxonomy code 106H00000X

License

001250 Issued in CT

Practice address

49 John Street
New Learning Therapy Center
Southport, CT 06890-1436

Phone

(203) 307-3030

Fax

(203) 255-7486

NPI assigned

Apr 24, 2008

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

Opted out of Medicare

Previously, effective Aug 17, 2024 through Aug 17, 2026

Medicare enrollment (NPD)

Not enrolled

State licenses

Practice roles

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.

• Heidi H Siebert, LMFT, LLC

  • Marriage & Family Therapist
  • Norwalk, CT
  • NPI 1225330319
  NPD Authorized official
• Janet Brown Mendell LLC

  • Marriage & Family Therapist
  • Southport, CT
  • NPI 1396173340
  NPD (past)

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

{
    "created_epoch": "1208995200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1208995200000",
    "number": "1740455435",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "37 SENIOR PL",
            "city": "FAIRFIELD",
            "state": "CT",
            "postal_code": "068251344",
            "telephone_number": "203-334-6905",
            "fax_number": "203-255-7486"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "49 JOHN STREET",
            "address_2": "NEW LEARNING THERAPY CENTER",
            "city": "SOUTHPORT",
            "state": "CT",
            "postal_code": "068901436",
            "telephone_number": "203-307-3030",
            "fax_number": "203-255-7486"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIEBERT",
        "first_name": "HEIDI",
        "middle_name": "HENDERSON",
        "credential": "MFT",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2008-04-24",
        "last_updated": "2008-04-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106H00000X",
            "taxonomy_group": "",
            "desc": "Marriage & Family Therapist",
            "state": "CT",
            "license": "001250",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Carol H Sampson, LCSW
• Ann Margaret Sandercox, LCSW
• Sasco Healthcare LLC
• Connie Seo, D.C.
• Serenity Chiropractic and Wellness Center
• James A Silva, DPT
• Skyline Behavioral Health
• Linda S Smith, PH.D.
• Joelle Smorada, LCSW
• Daniel William Snow, LCSW

• Marriage & Family Therapist in Southport, CT
• Providers in Southport, CT by specialty
• Marriage & Family Therapist in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 24, 2008; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Opt Out Affidavits.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.