Justin Dorian Grey, MD

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

G65957 Issued in CA

Practice address

2001 The Alameda
Alliance for Community Care
San Jose, CA 95126-1136

Phone

(408) 261-7777

Fax

(408) 554-9960

NPI assigned

Oct 2, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 5

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Opted out of Medicare

Yes, effective Jul 1, 2025 through Jul 1, 2027

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1159747200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1205884800000",
    "number": "1992898753",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2001 THE ALAMEDA",
            "address_2": "ALLIANCE FOR COMMUNITY CARE",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951261136",
            "telephone_number": "408-261-7777",
            "fax_number": "408-554-9960"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2001 THE ALAMEDA",
            "address_2": "ALLIANCE FOR COMMUNITY CARE",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951261136",
            "telephone_number": "408-261-7777",
            "fax_number": "408-554-9960"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GREY",
        "first_name": "JUSTIN",
        "middle_name": "DORIAN",
        "name_prefix": "Mr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-02",
        "last_updated": "2008-03-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084F0202X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Forensic Psychiatry",
            "state": "CA",
            "license": "G65957",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CA",
            "license": "G65957",
            "primary": true
        },
        {
            "code": "2084P0802X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Addiction Psychiatry",
            "state": "CA",
            "license": "G65957",
            "primary": false
        },
        {
            "code": "2084P0804X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Child & Adolescent Psychiatry",
            "state": "CA",
            "license": "G65957",
            "primary": false
        },
        {
            "code": "2084P0805X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Geriatric Psychiatry",
            "state": "CA",
            "license": "G65957",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "PPIN",
            "identifier": "00G659571",
            "state": null
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Margaret Greig, PH.D.
• Jessica Grekov, PT
• Rob M Grellman, LMFT, PSYD
• Amarjit S Grewal, MD
• Gaganjot Kaur Grewal
• Kathleen Devon Grey
• Lauren Pearl Grey, LMFT
• Christin Eureko Grice
• Dax Grice, PA-C
• Charles Griffin, MD

• Psychiatry Physician in San Jose, CA
• Providers in San Jose, CA by specialty
• Psychiatry Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 19, 2008; 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.