Ashkan Tadayoni

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

A205611 Issued in CA

Practice address

1000 W Carson St
Torrance, CA 90502-2059

Phone

(424) 306-4000

NPI assigned

Apr 16, 2019

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in NY

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Networks

• Healthfirst Medicare Network H5989
• Healthfirst Medicare Network H3359
• Healthfirst Medicare Network H1722

Interoperability endpoints

• Direct secure messaging: ashkan.tadayoni.1@19656.direct.athenahealth.com

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

{
    "created_epoch": "1555372800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775779200000",
    "number": "1194388207",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1000 W CARSON ST",
            "city": "TORRANCE",
            "state": "CA",
            "postal_code": "905022004"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1000 W CARSON ST",
            "city": "TORRANCE",
            "state": "CA",
            "postal_code": "905022059",
            "telephone_number": "424-306-4000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "450 Clarkson Ave",
            "address_purpose": "LOCATION",
            "city": "Brooklyn",
            "state": "NY",
            "postal_code": "112032012",
            "country_code": "US",
            "telephone_number": "718-270-1766",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "TADAYONI",
        "first_name": "ASHKAN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-04-16",
        "last_updated": "2026-04-10",
        "certification_date": "2026-04-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A205611",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• T.K. Lin M.D., Inc.
• Mehran Taban, M.D.
• Mario Tabares
• Azita Tabassian, D.C.
• Amir Hossein Tabatabai, PHARM.D.
• Mansour Tafazoli, M.D.
• Lisa Taft, CRNA
• Gita Taghdissi Namazi, PHARMACIST
• Danielle Fadiala Keita Taguchi
• Mitchell Koichi Taguchi, M.D.

• Internal Medicine Physician in Torrance, CA
• Providers in Torrance, CA by specialty
• Internal Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 10, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.