David Van Zak, PSY. D.

Primary specialty

Clinical PsychologistTaxonomy code 103TC0700X

License

PSY10747 Issued in CA

Practice address

6733 S Sepulveda Blvd
Los Angeles, CA 90045-1525

Phone

(714) 437-7400

Fax

(714) 437-7410

NPI assigned

May 9, 2006

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

Other identifiers 1

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

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

{
    "created_epoch": "1147132800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1174572960",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6733 S SEPULVEDA BLVD",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900451584",
            "telephone_number": "714-437-7400",
            "fax_number": "714-437-7410"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6733 S SEPULVEDA BLVD",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900451525",
            "telephone_number": "714-437-7400",
            "fax_number": "714-437-7410"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "VAN ZAK",
        "first_name": "DAVID",
        "name_prefix": "Dr.",
        "credential": "PSY. D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-09",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "CA",
            "license": "PSY10747",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "STATE LICENSE",
            "identifier": "PSY10747",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Michael Merrell Van Tienderen, DO
• Jan Marie-Albert Van Tornout, MD
• John Derek Van Vessem IV, DO
• Jenna Van Wagner, M.S.
• Sandra Van Wijk, MS, CCC-SLP
• Adriaan J Van Zyl, AMFT
• Carin Van Zyl, M.D.
• Anderson Van, RPH
• Benjamin Walter Van, MD
• Chris Hung Van

• Clinical Psychologist in Los Angeles, CA
• Providers in Los Angeles, CA by specialty
• Clinical Psychologist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.