Individual provider Active NPI

Diem Thuy Hoang, OTR

  • Occupational Therapist
  • Houston, TX
National Provider Identifier
1336345933
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Occupational TherapistTaxonomy code 225X00000X
License
2879 Issued in AZ
Practice address
1333 Moursund St
Houston, TX 77030-3405
Phone
(713) 448-6725
NPI assigned
Jun 21, 2007
Last updated
Sep 11, 2025By the provider in NPPES
Sex
Female
Sole proprietor
Yes

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
Occupational Therapist 225X00000X 2879 AZ Primary
Neurorehabilitation Occupational Therapist 225XN1300X 112232 TX

Addresses

Primary practice location

1333 Moursund St
Houston, TX 77030-3405

Mailing address

308 E Mitchell Dr
Phoenix, AZ 85012-2338
Phone (602) 334-6291

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)
Not enrolled

State licenses

LicenseStateTypeSpecialty
112232TXMDClinical Social Worker
2879AZMDOccupational Therapist

NPI Registry JSON

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

{
    "created_epoch": "1182384000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1336345933",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "308 E MITCHELL DR",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850122338",
            "telephone_number": "602-334-6291"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1333 MOURSUND ST",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770303405",
            "telephone_number": "713-448-6725"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HOANG",
        "first_name": "DIEM",
        "middle_name": "THUY",
        "credential": "OTR",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2007-06-21",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225X00000X",
            "taxonomy_group": "",
            "desc": "Occupational Therapist",
            "state": "AZ",
            "license": "2879",
            "primary": true
        },
        {
            "code": "225XN1300X",
            "taxonomy_group": "",
            "desc": "Occupational Therapist, Neurorehabilitation",
            "state": "TX",
            "license": "112232",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Houston, TX

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.