Rob M Grellman, LMFT, PSYD

Primary specialty

Professional CounselorTaxonomy code 101YP2500X

License

LMFT36930 Issued in CA

Practice address

3880 S Bascom Ave Ste 212
San Jose, CA 95124-2675

Phone

(408) 486-6711

NPI assigned

May 20, 2019

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

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": "1558310400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762473600000",
    "number": "1023675626",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3880 S BASCOM AVE STE 212",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951242675",
            "telephone_number": "408-486-6711"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3880 S BASCOM AVE STE 212",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951242675",
            "telephone_number": "408-486-6711"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRELLMAN",
        "first_name": "ROB",
        "middle_name": "M",
        "name_prefix": "Dr.",
        "credential": "LMFT, PSYD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2019-05-20",
        "last_updated": "2025-11-07",
        "certification_date": "2025-11-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YP2500X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Counselor, Professional",
            "state": "CA",
            "license": "LMFT36930",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Colette Simone Gregory, M.ED./M.A.
• Stephanie Gregory
• Vanessa Tigmo Gregory, LCSW 29274
• Margaret Greig, PH.D.
• Jessica Grekov, PT
• Amarjit S Grewal, MD
• Gaganjot Kaur Grewal
• Justin Dorian Grey, MD
• Kathleen Devon Grey
• Lauren Pearl Grey, LMFT

• Professional Counselor in San Jose, CA
• Providers in San Jose, CA by specialty
• Professional Counselor in California

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