Organization Active NPI

Steffan Weiner a Professional Nursing Corp

  • Psychiatric/Mental Health Nurse Practitioner
  • Thousand Oaks, CA
National Provider Identifier
1992525414
Registry record updated Jun 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X
Legal business name
STEFFAN WEINER A PROFESSIONAL NURSING CORP
Practice address
2594 Manchester CT
Thousand Oaks, CA 91362-5331
Phone
(530) 219-6060
NPI assigned
Oct 10, 2024
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jun 29, 2026

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

Authorized official

Name
Mr. Steffan Weiner, PMHNP-BCNPI 1013331685
Title
Owner/Authorized Official
Phone
(530) 219-6060

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatric/Mental Health Nurse PractitionerGroup: 193400000X SINGLE SPECIALTY GROUP 363LP0808X Primary

Addresses

Primary practice location

2594 Manchester CT
Thousand Oaks, CA 91362-5331

Mailing address

2594 Manchester CT
Thousand Oaks, CA 91362-5331
Phone (530) 219-6060

Other names 1

  • TRUE HAVEN MENTAL HEALTH Doing business as

National Provider Directory

National Provider Directory

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1728518400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1782691200000",
    "number": "1992525414",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2594 MANCHESTER CT",
            "city": "THOUSAND OAKS",
            "state": "CA",
            "postal_code": "913625331",
            "telephone_number": "530-219-6060"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2594 MANCHESTER CT",
            "city": "THOUSAND OAKS",
            "state": "CA",
            "postal_code": "913625331",
            "telephone_number": "530-219-6060"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "STEFFAN WEINER A PROFESSIONAL NURSING CORP",
        "organizational_subpart": "NO",
        "enumeration_date": "2024-10-10",
        "last_updated": "2026-06-29",
        "certification_date": "2026-06-29",
        "status": "A",
        "authorized_official_last_name": "WEINER",
        "authorized_official_first_name": "STEFFAN",
        "authorized_official_title_or_position": "OWNER/AUTHORIZED OFFICIAL",
        "authorized_official_telephone_number": "530-219-6060",
        "authorized_official_name_prefix": "Mr.",
        "authorized_official_credential": "PMHNP-BC"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "TRUE HAVEN MENTAL HEALTH",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Thousand Oaks, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 29, 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.