Individual provider Active NPI

Linh Ba Nguyen, MD

  • Internal Medicine Physician
  • Dallas, TX
National Provider Identifier
1659475028
Registry record updated May 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
J0159 Issued in TX
Practice address
8345 Walnut Hill LN Ste 105
Dallas, TX 75231-4245
Phone
(972) 276-6888
Fax
(972) 276-4473
NPI assigned
Sep 7, 2006
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 20, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Sleep Medicine (Internal Medicine) Physician 207RS0012X 149213 TX
Durable Medical Equipment & Medical Supplies 332B00000X 149213 TX
Internal Medicine Physician 207R00000X J0159 TX Primary

Addresses

Primary practice location

8345 Walnut Hill LN Ste 105
Dallas, TX 75231-4245

Mailing address

8345 Walnut Hill LN Ste 105
Dallas, TX 75231-4245
Phone (972) 276-8688

Other identifiers 2

IdentifierTypeStateIssuer
J0159OtherTXLICENSE NUMBER
138717711MedicaidTX

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20130830000127 TX Practitioner - Internal MedicinePractitioner - Sleep Medicine 2062655699 Practice locations: Dallas, TX; Garland, TX

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Sleep Medicine
Education
University of Texas Medical School at San Antonio, 1990
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services

Practice addresses (Care Compare)

8345 Walnut Hill LN
105 Prima Health Clinic
Dallas, TX 75231-4245
Phone (972) 276-8688

Hospital & facility affiliations

  • Accentcare Home Health of Illinois Home health agency, Lombard, IL, CCN 147811

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
149213TXMDDurable Medical Equipment & Medical Supplies

Practice roles

OrganizationSpecialtyStatusNew patients
Prima Health Clinic, P.a. Durable Medical Equipment & Medical Supplies CurrentSince May 9, 2014 Accepting new patients

Locations

8345 Walnut Hill Ln
Ste 105
Dallas, TX 75231
Phone (972) 276-6888

3555 W Walnut St
Ste A
Garland, TX 75042
Phone (972) 276-8688

Interoperability endpoints

  • Direct secure messaging: linhnguyen@phc.ssdirect.aprima.com

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 and National Provider Directory roles.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1157587200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779235200000",
    "number": "1659475028",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8345 WALNUT HILL LN STE 105",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752314245",
            "telephone_number": "972-276-8688",
            "fax_number": "972-276-4473"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8345 WALNUT HILL LN STE 105",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752314245",
            "telephone_number": "972-276-6888",
            "fax_number": "972-276-4473"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NGUYEN",
        "first_name": "LINH",
        "middle_name": "BA",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-09-07",
        "last_updated": "2026-05-20",
        "certification_date": "2026-05-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RS0012X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Sleep Medicine",
            "state": "TX",
            "license": "149213",
            "primary": false
        },
        {
            "code": "332B00000X",
            "taxonomy_group": "",
            "desc": "Durable Medical Equipment & Medical Supplies",
            "state": "TX",
            "license": "149213",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "TX",
            "license": "J0159",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "LICENSE NUMBER",
            "identifier": "J0159",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "138717711",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Dallas, TX

Sources for this page

Verify at the official NPI Registry.