NPIMap

Individual provider Active NPI

Therese Laine Sison

  • Internal Medicine Physician
  • Houston, TX
National Provider Identifier
1841618295
Registry record updated Apr 23, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
R1455 Issued in TX
Practice address
427 W 20TH St Ste 500
Houston, TX 77008-2431
Phone
(713) 363-9830
NPI assigned
Apr 2, 2014
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 23, 2025

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
Internal Medicine Physician 207R00000X R1455 TX Primary

Addresses

Primary practice location

427 W 20TH St Ste 500
Houston, TX 77008-2431

Mailing address

1001 Studewood St Ste 200B
Houston, TX 77008-7190
Phone (713) 363-9830

Other practice location 1

6431 Fannin St
Suite MSB 1.134
Houston, TX 77030-1501
Phone (713) 500-6500

Other practice location 2

1001 Studewood St Ste 200B
Houston, TX 77008
Phone (713) 363-9830

Other identifiers 1

IdentifierTypeStateIssuer
370933903MedicaidTX

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20170512001181 TX Practitioner - Internal Medicine 1355628736 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
University of Mississippi School of Medicine, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
TMH Physician Associates PLLCGroup PAC ID 4486711744, 1,881 clinicians

Practice addresses (Care Compare)

1001 Studewood St
Suite 200B
Houston, TX 77008-7190
Phone (713) 363-9830

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Ut Physicians Internal Medicine CurrentSince Jul 1, 2017 Accepting new patients
Ut Physicians Specialty Services Internal Medicine CurrentSince Jul 1, 2017 Accepting new patients
TMH Physician Associates PLLC CurrentSince Aug 6, 2018 Accepting new patients
Ut Physicians CurrentSince Jul 1, 2017 Accepting new patients
TMH Physician Associates PLLC Internal Medicine CurrentSince Aug 6, 2018 Accepting new patients
TMH Physician Associates PLLC PastSince Apr 27, 2025 Accepting new patients

Locations

6550 Fannin St
Ste 447
Houston, TX 77030
Phone (713) 441-0633

6411 Fannin St
Houston, TX 77030
Phone (713) 500-6200

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

6410 Fannin St
Ste 500
Houston, TX 77030
Phone (713) 500-5714

1001 Studewood St
Ste 200B
Houston, TX 77008
Phone (713) 363-9830

427 W 20th St
Ste 500
Houston, TX 77008
Phone (713) 363-9830

7575 San Felipe St
Ste 155
Houston, TX 77063
Phone (713) 266-9955

6410 Fannin St
Ste 510
Houston, TX 77030
Phone (713) 500-5736

16605 Southwest Fwy
Ste 400
Sugar Land, TX 77479
Phone (281) 275-0800

Interoperability endpoints

  • Direct secure messaging: tsison211098@directhoustonmethodist.org

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 11

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": "1396396800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1745366400000",
    "number": "1841618295",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1001 STUDEWOOD ST STE 200B",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770087190",
            "telephone_number": "713-363-9830"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "427 W 20TH ST STE 500",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770082431",
            "telephone_number": "713-363-9830"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "6431 Fannin St",
            "address_2": "Suite MSB 1.134",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770301501",
            "country_code": "US",
            "telephone_number": "713-500-6500",
            "fax_number": "713-500-6497",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1001 Studewood St Ste 200B",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "77008",
            "country_code": "US",
            "telephone_number": "713-363-9830",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SISON",
        "first_name": "THERESE",
        "middle_name": "LAINE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2014-04-02",
        "last_updated": "2025-04-23",
        "certification_date": "2025-04-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "TX",
            "license": "R1455",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "370933903",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.