Frederic Nha Nguyen, M.D.

Primary specialty

Neurology PhysicianTaxonomy code 2084N0400X

License

P1905 Issued in TX

Practice address

3101 E President George Bush Hwy Ste 105
Richardson, TX 75082-3547

Phone

(214) 540-1400

Fax

(972) 234-4985

NPI assigned

May 19, 2009

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 TX

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

Neurology

Education

University of Florida College of Medicine, 2009

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

FNN Neurology PLLCGroup PAC ID 8729433297, 2 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Methodist Richardson Medical Center Hospital, Richardson, TX, CCN 450537

Merit-based Incentive Payment System (MIPS)

Final score

72.09 of 100Reported as individual

Quality

44.18

Improvement activities

40

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: frederic.nguyen.1@31385.direct.athenahealth.com

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.

• FNN Neurology, PLLC Dba Focus Neurohealth

  • Neurology Physician
  • Richardson, TX
  • NPI 1346025384
  Medicare reassignment Care Compare group NPD Authorized official

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

• Methodist Hospitals of Dallas

  • General Acute Care Hospital
  • Richardson, TX
  • NPI 1033165501
  Care Compare affiliation

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

{
    "created_epoch": "1242691200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789171200000",
    "number": "1528293628",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3101 E PRESIDENT GEORGE BUSH HWY STE 105",
            "city": "RICHARDSON",
            "state": "TX",
            "postal_code": "750823547",
            "telephone_number": "214-540-1400",
            "fax_number": "972-234-4985"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3101 E PRESIDENT GEORGE BUSH HWY STE 105",
            "city": "RICHARDSON",
            "state": "TX",
            "postal_code": "750823547",
            "telephone_number": "214-540-1400",
            "fax_number": "972-234-4985"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2821 E President George Bush Hwy Ste 303",
            "address_purpose": "LOCATION",
            "city": "Richardson",
            "state": "TX",
            "postal_code": "750824280",
            "country_code": "US",
            "telephone_number": "214-540-1400",
            "fax_number": "972-234-4985",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NGUYEN",
        "first_name": "FREDERIC",
        "middle_name": "NHA",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2009-05-19",
        "last_updated": "2026-09-12",
        "certification_date": "2026-09-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "TX",
            "license": "P1905",
            "primary": true
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "FL",
            "license": "ME108181",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Christopher Minh Nguyen, DO
• Diana Kim Nguyen, MD
• DO T Nguyen, DC
• Dona Ribin Nguyen, LPC
• Erica Nguyen, FNP-C
• Hao Nguyen, MD
• Helen Nguyen, RN
• Jacqui Nguyen
• Jennifer Ian-Patricio Nguyen
• Johnny Nguyen, PHARMD

• Neurology Physician in Richardson, TX
• Providers in Richardson, TX by specialty
• Neurology Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 12, 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.
• 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.