Todd Weidi Liou, MD

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

A200103 Issued in CA

Practice address

2001 Santa Monica Blvd
Santa Monica, CA 90404-2102

Phone

(310) 301-7396

Fax

(310) 825-5165

NPI assigned

Mar 23, 2021

Last updated

Sep 11, 2025By the provider in NPPES

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

Medicare fee-for-service enrollment

Enrolled in CA

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

Specialty

Psychiatry

Education

University of California, San Francisco School of Medicine, 2021

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Regents of the University of California Los AngelesGroup PAC ID 4587857727, 84 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: tliou111722@direct.challiance.masshiway.net
• Direct secure messaging: tliou1452443@direct.uclahealth.org

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Regents of the University of California Los Angeles

  • Neurology Physician
  • Los Angeles, CA
  • NPI 1609194497
  Medicare reassignment Care Compare group NPD
• Cambridge Public Health Commission

  dba Cambridge Health Alliance

  • General Acute Care Hospital
  • Cambridge, MA
  • NPI 1487603585
  NPD

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

{
    "created_epoch": "1616457600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1952987554",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5767 W CENTURY BLVD STE 400",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900455631",
            "telephone_number": "310-301-5138"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2001 SANTA MONICA BLVD",
            "city": "SANTA MONICA",
            "state": "CA",
            "postal_code": "904042102",
            "telephone_number": "310-301-7396",
            "fax_number": "310-825-5165"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LIOU",
        "first_name": "TODD",
        "middle_name": "WEIDI",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-03-23",
        "last_updated": "2025-09-11",
        "certification_date": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CA",
            "license": "A200103",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jennifer A Linehan, M.D.
• Saralie Liner, D.C.
• Elaina Linetskiy, MD
• Jacqueline Linnert
• Micah Linton, PSY.D.
• Karina Lipkin
• Leonard Michael Lipman, M.D.
• Alissa Lippman, MS, RD, CLE
• Marla Danielle Lipsyc-Sharf, MD
• Lisa C Moore MD Inc

• Psychiatry Physician in Santa Monica, CA
• Providers in Santa Monica, CA by specialty
• Psychiatry Physician 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.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.