Tien Quang Nguyen, MD

Primary specialty

Dermatology PhysicianTaxonomy code 207N00000X

License

G50454 Issued in CA

Practice address

17271 Brookhurst St
Fountain Valley, CA 92708-3701

Phone

(714) 531-2966

Fax

(714) 531-3495

NPI assigned

Jun 24, 2005

Sex

Male

Sole proprietor

Yes

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 CA, NV2 enrollments

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 2

Specialty

Dermatology

Education

University of Florida College of Medicine, 1982

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Tien Q Nguyen IncGroup PAC ID 0547319402, 12 clinicians

Tien Q Nguyen MD Dermatology Prof CorpGroup PAC ID 1254851553, 2 clinicians

Practice addresses (Care Compare)

Merit-based Incentive Payment System (MIPS)

Final score

75 of 100Reported as group

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

• FHIR API: https://fhir.meditouchehr.com/api/fhir/r4/

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.

• Tien Q Nguyen MD Dermatology Prof Corp

  • Dermatology Physician
  • Henderson, NV
  • NPI 1477364818
  Medicare reassignment Care Compare group NPD Authorized official
• First Oc Dermatology PC

  • Dermatology Physician
  • Fountain Valley, CA
  • NPI 1710124417
  Medicare reassignment Care Compare group NPD
• Hoag Memorial Hospital Presbyterian

  • General Acute Care Hospital
  • Newport Beach, CA
  • NPI 1518951300
  NPD (past)
• Orange Coast Memorial Medical Center

  • General Acute Care Hospital
  • Fountain Valley, CA
  • NPI 1497702575
  NPD (past)
• St Joseph Hospital of Orange

  • General Acute Care Hospital
  • Orange, CA
  • NPI 1912982216
  NPD (past)

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

{
    "created_epoch": "1119571200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1743465600000",
    "number": "1396741351",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "17271 BROOKHURST ST",
            "city": "FOUNTAIN VALLEY",
            "state": "CA",
            "postal_code": "927083701",
            "telephone_number": "714-531-2966",
            "fax_number": "714-531-3495"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "17271 BROOKHURST ST",
            "city": "FOUNTAIN VALLEY",
            "state": "CA",
            "postal_code": "927083701",
            "telephone_number": "714-531-2966",
            "fax_number": "714-531-3495"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NGUYEN",
        "first_name": "TIEN",
        "middle_name": "QUANG",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-06-24",
        "last_updated": "2025-04-01",
        "certification_date": "2025-04-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207N00000X",
            "taxonomy_group": "",
            "desc": "Dermatology",
            "state": "NV",
            "license": "20979",
            "primary": false
        },
        {
            "code": "207N00000X",
            "taxonomy_group": "",
            "desc": "Dermatology",
            "state": "CA",
            "license": "G50454",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Thien Nicholas Gia Nguyen, PHARM.D.
• Thomas Nguyen, D.C.
• Thomas The Nguyen, D.D.S.
• Thu Huyen Thi Nguyen, PHARM D.
• Thu Vinh Thi Nguyen, PA-C
• Tien Trong Nguyen, MD
• Tiep V Nguyen, DDS
• Tiffany Nguyen
• Tiffeny Nguyen
• Timothy Nguyen, DDS

• Dermatology Physician in Fountain Valley, CA
• Providers in Fountain Valley, CA by specialty
• Dermatology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 1, 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.