Individual provider Active NPI

Tam Khac Nguyen, PHARM.D.

  • Pharmacist
  • Houston, TX
National Provider Identifier
1659812923
Registry record updated Jun 12, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
PharmacistTaxonomy code 183500000X
License
57044 Issued in TX
Practice address
8503 Gulf Fwy Ste a
Houston, TX 77017-5038
Phone
(832) 214-2054
Fax
(832) 944-5617
NPI assigned
Mar 20, 2017
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 12, 2026

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

Specialties & licenses 8

Specialty (taxonomy)CodeLicenseStatePrimary
Pharmacist 183500000X 0021525 CO
Pharmacist 183500000X A10004949 DE
Pharmacist 183500000X PST021879 LA
Pharmacist 183500000X 2016041885 MO
Pharmacist 183500000X 3945 WY
Pharmacist 183500000X 17249 OK
Pharmacist 183500000X PD13599 AR
Pharmacist 183500000X 57044 TX Primary

Addresses

Primary practice location

8503 Gulf Fwy Ste a
Houston, TX 77017-5038

Mailing address

8503 Gulf Fwy Ste a
Houston, TX 77017-5038
Phone (832) 214-2054

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
Credentials
Doctor of Pharmacy

Practice roles

OrganizationSpecialtyStatusNew patients
CVS Pharmacy Inc Past Accepting new patients

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.

NPI Registry JSON

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

{
    "created_epoch": "1489968000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781222400000",
    "number": "1659812923",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8503 GULF FWY STE A",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770175038",
            "telephone_number": "832-214-2054",
            "fax_number": "832-944-5617"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8503 GULF FWY STE A",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770175038",
            "telephone_number": "832-214-2054",
            "fax_number": "832-944-5617"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NGUYEN",
        "first_name": "TAM",
        "middle_name": "KHAC",
        "credential": "PHARM.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2017-03-20",
        "last_updated": "2026-06-12",
        "certification_date": "2026-06-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "183500000X",
            "taxonomy_group": "",
            "desc": "Pharmacist",
            "state": "CO",
            "license": "0021525",
            "primary": false
        },
        {
            "code": "183500000X",
            "taxonomy_group": "",
            "desc": "Pharmacist",
            "state": "DE",
            "license": "A10004949",
            "primary": false
        },
        {
            "code": "183500000X",
            "taxonomy_group": "",
            "desc": "Pharmacist",
            "state": "LA",
            "license": "PST021879",
            "primary": false
        },
        {
            "code": "183500000X",
            "taxonomy_group": "",
            "desc": "Pharmacist",
            "state": "MO",
            "license": "2016041885",
            "primary": false
        },
        {
            "code": "183500000X",
            "taxonomy_group": "",
            "desc": "Pharmacist",
            "state": "WY",
            "license": "3945",
            "primary": false
        },
        {
            "code": "183500000X",
            "taxonomy_group": "",
            "desc": "Pharmacist",
            "state": "OK",
            "license": "17249",
            "primary": false
        },
        {
            "code": "183500000X",
            "taxonomy_group": "",
            "desc": "Pharmacist",
            "state": "AR",
            "license": "PD13599",
            "primary": false
        },
        {
            "code": "183500000X",
            "taxonomy_group": "",
            "desc": "Pharmacist",
            "state": "TX",
            "license": "57044",
            "primary": true
        }
    ],
    "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 Jun 12, 2026; 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.