John Gregory Serpa, PHD

Primary specialty

Clinical NeuropsychologistTaxonomy code 103G00000X

License

PSY20340 Issued in CA

Practice address

11301 Wilshire Blvd
West Los Angeles VA 116B
Los Angeles, CA 90073

Phone

(310) 478-3711

Fax

(310) 268-4241

NPI assigned

Sep 6, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Doctor of Philosophy

State licenses

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

{
    "created_epoch": "1157500800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1184727158",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "11301 WILSHIRE BLVD",
            "address_2": "WEST LOS ANGELES VA 116B",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "90073",
            "telephone_number": "310-478-3711",
            "fax_number": "310-268-4241"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11301 WILSHIRE BLVD",
            "address_2": "WEST LOS ANGELES VA 116B",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "90073",
            "telephone_number": "310-478-3711",
            "fax_number": "310-268-4241"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SERPA",
        "first_name": "JOHN",
        "middle_name": "GREGORY",
        "credential": "PHD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-09-06",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103G00000X",
            "taxonomy_group": "",
            "desc": "Clinical Neuropsychologist",
            "state": "CA",
            "license": "PSY20340",
            "primary": true
        },
        {
            "code": "103TA0400X",
            "taxonomy_group": "",
            "desc": "Psychologist, Addiction (Substance Use Disorder)",
            "state": "CA",
            "license": "PSY20340",
            "primary": false
        },
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": "CA",
            "license": "PSY20340",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Sergio Rodriguez Serna, M.S.W.
• Viridiana Serna
• Keysi Sarai Sernas Lopez, ATC
• Julieta Serobyan
• Ariel Seroussi, M.D.
• Serpah Medical PC (Seraph Medical PC)
• Stacy Serpas-Hernandez, LMFT
• Lilian Jannet Serpas, MPH, PA-C
• Dee Jay Serpaz, RN
• Jasmine Serpen

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

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; 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.