Individual provider Active NPI

Helena Tietze, AMFT, APCC, MT-BC

  • Marriage & Family Therapist
  • Santa Rosa, CA
National Provider Identifier
1700645355
Registry record updated Oct 7, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Marriage & Family TherapistTaxonomy code 106H00000X
License
AMFT158888 Issued in CA
Practice address
327 College Ave
Santa Rosa, CA 95401-5117
Phone
(707) 568-2800
NPI assigned
Mar 18, 2024
Last updated
Oct 7, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 7, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Music Therapist 225A00000X 17926
Mental Health Counselor 101YM0800X APCC21662 CA
Marriage & Family Therapist 106H00000X AMFT158888 CA Primary

Addresses

Primary practice location

327 College Ave
Santa Rosa, CA 95401-5117

Mailing address

655 Irwin St Ste B
#1061
San Rafael, CA 94901-4073

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
APCC21662CAMDMental Health Counselor
AMFT158888CAMDMarriage & Family Therapist

NPI Registry JSON

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

{
    "created_epoch": "1710720000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1791331200000",
    "number": "1700645355",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "655 IRWIN ST STE B",
            "address_2": "#1061",
            "city": "SAN RAFAEL",
            "state": "CA",
            "postal_code": "949014073"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "327 COLLEGE AVE",
            "city": "SANTA ROSA",
            "state": "CA",
            "postal_code": "954015117",
            "telephone_number": "707-568-2800"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TIETZE",
        "first_name": "HELENA",
        "credential": "AMFT, APCC, MT-BC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-03-18",
        "last_updated": "2026-10-07",
        "certification_date": "2026-10-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225A00000X",
            "taxonomy_group": "",
            "desc": "Music Therapist",
            "state": null,
            "license": "17926",
            "primary": false
        },
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "CA",
            "license": "APCC21662",
            "primary": false
        },
        {
            "code": "106H00000X",
            "taxonomy_group": "",
            "desc": "Marriage & Family Therapist",
            "state": "CA",
            "license": "AMFT158888",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Santa Rosa, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 7, 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.