Individual provider Active NPI

Thuy-Tien L Dam, M.D.

  • Internal Medicine Physician
  • San Diego, CA
National Provider Identifier
1891891420
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
A71499 Issued in CA
Practice address
200 W Arbor Dr
Ucsd Medical Center - MC 8201
San Diego, CA 92103-9001
Phone
(619) 543-3667
Fax
(619) 543-3183
NPI assigned
Sep 14, 2006
Last updated
Sep 11, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X A71499 CA Primary
Hospitalist Physician 208M00000X A71499 CA

Addresses

Primary practice location

200 W Arbor Dr
Ucsd Medical Center - MC 8201
San Diego, CA 92103-9001

Mailing address

4478 Philbrook SQ
San Diego, CA 92130-8675
Phone (619) 543-3667

Other identifiers 1

IdentifierTypeStateIssuer
00A714990MedicaidCA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A71499CAMDHospitalist Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Scripps Clinic Medical Group Past Accepting new patients

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1158192000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1891891420",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4478 PHILBROOK SQ",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921308675",
            "telephone_number": "619-543-3667",
            "fax_number": "619-543-3183"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 W ARBOR DR",
            "address_2": "UCSD MEDICAL CENTER - MC 8201",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921039001",
            "telephone_number": "619-543-3667",
            "fax_number": "619-543-3183"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DAM",
        "first_name": "THUY-TIEN",
        "middle_name": "L",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-09-14",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A71499",
            "primary": true
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CA",
            "license": "A71499",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A714990",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in San Diego, CA

Sources for this page

  • 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.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.