Individual provider Active NPI

Tam Sun, DO

  • Anesthesiology Physician
  • Houston, TX
National Provider Identifier
1508326976
Registry record updated Jul 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
V2286 Issued in TX
Practice address
1515 Holcombe Blvd
Houston, TX 77030-4009
Phone
(713) 792-6161
NPI assigned
Mar 22, 2019
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 6, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Anesthesiology Physician 207L00000X V2286 TX Primary

Addresses

Primary practice location

1515 Holcombe Blvd
Houston, TX 77030-4009

Mailing address

PO Box 4439
Houston, TX 77210-4439
Phone (713) 792-2991

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
I20240907000153 TX Practitioner - Anesthesiology 4981144789 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
U S Anesthesia Partners of Texas, PAGroup PAC ID 7315850351, 2,750 clinicians

Practice addresses (Care Compare)

6565 Fannin St
Houston, TX 77030-2703
Phone (713) 620-4000

Hospital & facility affiliations

  • Houston Methodist Hospital Hospital, Houston, TX, CCN 450358

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
U. S. Anesthesia Partners of Texas, P.a., Anesthesiology CurrentSince Aug 21, 2024 Accepting new patients
U S Anesthesia Partners of Texas, PA Anesthesiology CurrentSince Aug 21, 2024 Accepting new patients
Cardiovascular Care Providers, Inc. Past Accepting new patients

Locations

12222 Merit Dr
Ste 600
Dallas, TX 75251
Phone (972) 361-1844

7600 Beechnut St
Houston, TX 77074
Phone (713) 456-5000

6431 Fannin St
Ste 5170
Houston, TX 77030
Phone (713) 500-6113

6431 Fannin St
Ste Msb
Houston, TX 77030
Phone (713) 500-5800

1500 Citywest Blvd
Ste 300
Houston, TX 77042
Phone (713) 458-4185

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

6565 Fannin St
Va Hospital, TX 77030
Phone (713) 394-6000

Organizations & group practices 3

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": "1553212800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783296000000",
    "number": "1508326976",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 4439",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "772104439",
            "telephone_number": "713-792-2991"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1515 HOLCOMBE BLVD",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770304009",
            "telephone_number": "713-792-6161"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SUN",
        "first_name": "TAM",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-03-22",
        "last_updated": "2026-07-06",
        "certification_date": "2026-07-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "TX",
            "license": "V2286",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.