Mathew Metzgar, LMFT

Primary specialty

Marriage & Family TherapistTaxonomy code 106H00000X

License

LMFT117100 Issued in CA

Practice address

6 Knoll LN
Mill Valley, CA 94941-2326

Phone

(415) 699-9275

NPI assigned

Feb 6, 2017

Sex

Male

Sole proprietor

No

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

Yes, effective Jan 1, 2024 through Jan 1, 2028

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.

• TLC Child & Family Services

  • Adolescent and Children Mental Health Clinic/Center
  • Sebastopol, CA
  • NPI 1073131942
  NPD (past)

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

{
    "created_epoch": "1486339200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765497600000",
    "number": "1467990812",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 9035",
            "city": "SANTA ROSA",
            "state": "CA",
            "postal_code": "954051035",
            "telephone_number": "415-699-9275"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6 KNOLL LN",
            "city": "MILL VALLEY",
            "state": "CA",
            "postal_code": "949412326",
            "telephone_number": "415-699-9275"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "METZGAR",
        "first_name": "MATHEW",
        "name_prefix": "Mr.",
        "credential": "LMFT",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-02-06",
        "last_updated": "2025-12-12",
        "certification_date": "2025-12-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106H00000X",
            "taxonomy_group": "",
            "desc": "Marriage & Family Therapist",
            "state": "CA",
            "license": "LMFT117100",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Laura Hungerford McNealey, AMFT
• Yael Melamed, MFT
• Havalyn Arader Merritt, LCSW
• David Sol Meshel, PH.D
• Sarah Messina, OTR/L
• Madeleine C. Meyer, M.D.
• Samuel Benjamin Meyers, DPM
• Cynthia Brooks Michalis, M.F.T.
• Mill Valley Dermatology, Inc
• Mill Valley Family Chiropractic

• Marriage & Family Therapist in Mill Valley, CA
• Providers in Mill Valley, CA by specialty
• Marriage & Family Therapist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 12, 2025; 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.