Individual provider Active NPI

Dan Duy Nguyen, MD

  • Diagnostic Radiology Physician
  • Houston, TX
National Provider Identifier
1366947509
Registry record updated Oct 9, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
U4583 Issued in TX
Practice address
800 Peakwood Dr Ste 5E
Houston, TX 77090-2903
Phone
(281) 206-9050
NPI assigned
Mar 29, 2018
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 9, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X U4583 TX Primary

Addresses

Primary practice location

800 Peakwood Dr Ste 5E
Houston, TX 77090-2903

Mailing address

5925 Almeda Rd Unit 11803
Houston, TX 77004-7679
Phone (713) 384-5397

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
I20240523004060 TX Practitioner - Diagnostic Radiology 6204278054 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Baylor College of Medicine, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Singleton Associates PAGroup PAC ID 6305731118, 814 clinicians
Houston Northwest Radiology AssnGroup PAC ID 5092799775, 31 clinicians

Practice addresses (Care Compare)

1110 N Sarah Dewitt Dr
Gonzales Health System
Gonzales, TX 78629-3311
Phone (830) 672-7581

12801 Hacienda RDG
Austin, TX 78738-7652
Phone (713) 461-3573

1313 Hermann Dr
Houston, TX 77004-7005
Phone (281) 466-4401

38 Lakeview Dr
Galveston, TX 77551-1564
Phone (281) 870-4592

500 W Medical Ctr Blvd
Webster, TX 77598-4220
Phone (281) 742-0469

6801 Emmett F Lowry Expy
Mainland Medical Center
Texas City, TX 77591-2500
Phone (713) 461-3573

800 Peakwood Dr
Suite 5E
Houston, TX 77090-2903
Phone (281) 440-5158

8780 Hwy 6 B
MH Conv Care Sienna Plantation
Friendswood, TX 77549
Phone (281) 778-1802

Hospital & facility affiliations

  • HCA Houston Healthcare Kingwood Hospital, Kingwood, TX, CCN 450775
  • HCA Houston Healthcare Tomball Hospital, Tomball, TX, CCN 450670
  • HCA Houston Healthcare Northwest Hospital, Houston, TX, CCN 450638
  • HCA Houston Healthcare West Hospital, Houston, TX, CCN 450644
  • Memorial Hermann Hospital System Hospital, Houston, TX, CCN 450184

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
U4583TXMDDiagnostic Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Houston Northwest Radiology Assn Diagnostic Radiology CurrentSince Jun 1, 2024 Accepting new patients
Norman B Frankel Et Al PTR Medical Clinic of Houston CurrentSince Jul 1, 2024 Accepting new patients
Singleton Associates PA Diagnostic Radiology CurrentSince Jan 1, 2026 Accepting new patients
Singleton Associates PA Diagnostic Radiology CurrentSince Jan 1, 2026 Accepting new patients
Norman B Frankel Et Al PTR Medical Clinic of Houston Diagnostic Radiology CurrentSince Jul 1, 2024 Accepting new patients
Cardiovascular Care Providers, Inc. PastSince Oct 12, 2025 Accepting new patients

Locations

9440 Poppy Dr
Dallas, TX 75218
Phone (214) 324-6100

1110 N Sarah Dewitt Dr
Gonzales, TX 78629
Phone (830) 672-3845

800 Peakwood Dr
Ste 5E
Houston, TX 77090
Phone (281) 440-5158

6720 Bertner Ave
#270
Houston, TX 77030
Phone (832) 355-4092

1701 Sunset Blvd
Houston, TX 77005
Phone (713) 526-5511

100 Medical Dr
Lake Jackson, TX 77566
Phone (713) 496-7555

9155 Grapevine Hwy
Ste 120
North Richland Hills, TX 76180

1 Baylor Plz
Va Hospital, TX 77030
Phone (713) 798-5588

Organizations & group practices 6

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 10

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": "1522281600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759968000000",
    "number": "1366947509",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5925 ALMEDA RD UNIT 11803",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770047679",
            "telephone_number": "713-384-5397"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "800 PEAKWOOD DR STE 5E",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770902903",
            "telephone_number": "281-206-9050"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NGUYEN",
        "first_name": "DAN",
        "middle_name": "DUY",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-03-29",
        "last_updated": "2025-10-09",
        "certification_date": "2025-10-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "TX",
            "license": "U4583",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.