Andrew Lam-Dinh Nguyen, MD

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

A201270 Issued in CA

Practice address

1350 W Covina Blvd
San Dimas, CA 91773-3245

Phone

(909) 599-6811

NPI assigned

Mar 26, 2022

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

Emergency Medicine

Education

State University of New York at Stony Brook, School of Medicine, 2022

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Orange County Emergency Medical Associates IncGroup PAC ID 8123279056, 11 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• San Dimas Community Hospital Hospital, San Dimas, CA, CCN 050588
• La Palma Intercommunity Hospital Hospital, La Palma, CA, CCN 050580
• Good Samaritan Hospital Medical Center Hospital, West Islip, NY, CCN 330286

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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

• Orange County Emergency Medical Associates, Inc.

  • Emergency Medicine Physician
  • La Palma, CA
  • NPI 1508114711
  Medicare reassignment Care Compare group NPD
• San Dimas Emergency Medical Associates Inc.

  • Emergency Medicine Physician
  • San Dimas, CA
  • NPI 1720239460
  Medicare reassignment NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Prime Healthcare la Palma, LLC

  • General Acute Care Hospital
  • La Palma, CA
  • NPI 1417965559
  Care Compare affiliation
• Prime Healthcare Services - San Dimas LLC

  • General Acute Care Hospital
  • San Dimas, CA
  • NPI 1740447945
  Care Compare affiliation
• Good Samaritan Hospital Medical Center

  • General Acute Care Hospital
  • West Islip, NY
  • NPI 1902865355
  Care Compare affiliation

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

{
    "created_epoch": "1648252800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750896000000",
    "number": "1659021269",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1350 W COVINA BLVD",
            "city": "SAN DIMAS",
            "state": "CA",
            "postal_code": "917733245",
            "telephone_number": "909-599-6801"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1350 W COVINA BLVD",
            "city": "SAN DIMAS",
            "state": "CA",
            "postal_code": "917733245",
            "telephone_number": "909-599-6811"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "7901 Walker St",
            "address_purpose": "LOCATION",
            "city": "LA Palma",
            "state": "CA",
            "postal_code": "906231722",
            "country_code": "US",
            "telephone_number": "714-670-7400",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NGUYEN",
        "first_name": "ANDREW",
        "middle_name": "LAM-DINH",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-03-26",
        "last_updated": "2025-06-26",
        "certification_date": "2025-06-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "A201270",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• National Mental Health Physician Assistant Corporation
• Sara Navarro
• Rebecca Nelson
• Network Cytopathology Services
• Kelly Ngo
• Du Huu Nguyen, D.D.S.
• Gia Han Ngoc Nguyen
• Jennifer Jane Nguyen, D.P.T.
• Jim Nguyen, D.O.
• Kenneth Khanh Nguyen

• Emergency Medicine Physician in San Dimas, CA
• Providers in San Dimas, CA by specialty
• Emergency Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 26, 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.