Individual provider Active NPI

Aval NA Ree Sian Green, M.D.

  • Geriatric Medicine (Internal Medicine) Physician
  • Houston, TX
National Provider Identifier
1932314846
Registry record updated Aug 4, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Geriatric Medicine (Internal Medicine) PhysicianTaxonomy code 207RG0300X
License
P1079 Issued in TX
Practice address
1201 Fannin St Ste 262
Houston, TX 77002-6943
Phone
(866) 849-0692
NPI assigned
May 14, 2007
Last updated
Aug 4, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 4, 2026

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

Specialties & licenses 15

Specialty (taxonomy)CodeLicenseStatePrimary
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 0101241716 VA
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 111827 GA
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 352728 LA
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 14291805-1235 UT
Geriatric Medicine (Internal Medicine) Physician 207RG0300X MD.70140652 WA
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 54175 AL
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 48446 OK
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 247204 TN
Geriatric Medicine (Internal Medicine) Physician 207RG0300X P1079 TX Primary
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 81300 AZ
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 01100335A IN
Geriatric Medicine (Internal Medicine) Physician 207RG0300X C1-0029735 DE
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 2026-03242 NC
Geriatric Medicine (Internal Medicine) Physician 207RG0300X MD-27065 HI
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 37361 MS

Addresses

Primary practice location

1201 Fannin St Ste 262
Houston, TX 77002-6943

Mailing address

PO Box 211699
Eagan, MN 55121-3699
Phone (866) 849-0692

Other practice location 1

2401 S 31st St
Temple, TX 76508-0001
Phone (254) 724-2111

Other practice location 2

1055 Howell Mill Rd NW Fl 8
Atlanta, GA 30318-5557
Phone (866) 849-0692

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address agreen11125@direct.sw.org Direct

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
I20111118000186 TX Practitioner - Geriatric Medicine 7810097235 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Geriatric Medicine
Education
Other, 2003
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Vesper Medical Care PLLCGroup PAC ID 4880097237, 27 clinicians

Practice addresses (Care Compare)

204 W Trinity St
Groesbeck, TX 76642-1324
Phone (254) 729-3740

8416 Old McGregor Rd
Woodway, TX 76712-6499
Phone (254) 307-3997

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
54175ALMDGeriatric Medicine (Internal Medicine) Physician
81300AZMDGeriatric Medicine (Internal Medicine) Physician
C1-0029735DEMDGeriatric Medicine (Internal Medicine) Physician
111827GAMDGeriatric Medicine (Internal Medicine) Physician
MD-27065HIMDGeriatric Medicine (Internal Medicine) Physician
01100335AINMDGeriatric Medicine (Internal Medicine) Physician
352728LAMDGeriatric Medicine (Internal Medicine) Physician
37361MSMDGeriatric Medicine (Internal Medicine) Physician
2026-03242NCMDGeriatric Medicine (Internal Medicine) Physician
48446OKMDGeriatric Medicine (Internal Medicine) Physician
247204TNMDGeriatric Medicine (Internal Medicine) Physician
14291805-1235UTMDGeriatric Medicine (Internal Medicine) Physician
MD.70140652WAMDGeriatric Medicine (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Vesper Medical Care PLLC CurrentSince Oct 1, 2025 Accepting new patients
South Limestone Hospital District CurrentSince Feb 6, 2025 Accepting new patients
South Limestone Hospital District CurrentSince Feb 6, 2025 Accepting new patients
Devoted Medical Group of Texas Inc CurrentSince Jul 24, 2026 Accepting new patients
Cornerstone Gardens L L P Past Accepting new patients
Scott & White Hospital - Taylor Past Accepting new patients
Winnie-Stowell Hospital District Past Accepting new patients

Locations

204 W Trinity St
Groesbeck, TX 76642
Phone (254) 729-3740

1201 Fannin St
Ste 262
Houston, TX 77002
Phone (346) 768-8399

701 McClintic Dr
Lake Limestone, TX 76642
Phone (254) 729-3281

8416 Old McGregor Rd
Woodway, TX 76712
Phone (254) 307-3997

Interoperability endpoints

  • Direct secure messaging: agreen11125@direct.sw.org

Ownership & related parties

All facility ownership & control disclosures 21

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

FacilityTypeRoleSince
Baylor Scott & White Medical Center - TempleTemple, TX, CCN 450054 Hospital Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Medical Center - TaylorTaylor, TX, CCN 451374 Hospital Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Continuing Care HospitalTemple, TX, CCN 452105 Hospital Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Medical Center - Round RockRound Rock, TX, CCN 670034 Hospital Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Medical Center TaylorTaylor, TX, CCN 45Z374 Hospital Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Medical Center - College StationCollege Station, TX, CCN 670088 Hospital Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Medical Center - Marble FallsMarble Falls, TX, CCN 670108 Hospital Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Medical Center - PflugervillePflugerville, TX, CCN 670128 Hospital Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Medical Center - BudaBuda, TX, CCN 670131 Hospital Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Medical Center - AustinAustin, TX, CCN 670136 Hospital Operational/Managerial Control Jul 1, 2023
Cornerstone Gardens L L PTemple, TX, CCN 676196 Skilled nursing facility Contracted Managing Employee
Adp of the SNF
Apr 1, 2008
Jan 23, 2025
Baylor Scott & White Continuing Care HospitalTemple, TX, CCN 455069 Skilled nursing facility Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Hospice - TempleTemple, TX, CCN 451691 Hospice Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Hospice - WacoWaco, TX, CCN 451569 Hospice Operational/Managerial Control
Other
Jul 1, 2023
Jul 1, 2023
Baylor Scott & White - the Brenham ClinicBrenham, TX, CCN 673942 Rural health clinic Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Clinic - Horseshoe BayHorseshoe Bay, TX, CCN 458839 Rural health clinic Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Clinic - KingslandKingsland, TX, CCN 458686 Rural health clinic Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Clinic - Johnson CityJohnson City, TX, CCN 673417 Rural health clinic Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Clinic - San SabaSan Saba, TX, CCN 458799 Rural health clinic Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Clinic - Marble FallsMarble Falls, TX, CCN 458693 Rural health clinic Operational/Managerial Control Jul 1, 2023
Baylor Scott & White Clinic - LlanoLlano, TX, CCN 453413 Rural health clinic Operational/Managerial Control Jul 1, 2023

Owned or controlled facilities with NPI records 23

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

View all 23

Organizations & group practices 7

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 16

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

View all 16

NPI Registry JSON

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

{
    "created_epoch": "1179100800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785801600000",
    "number": "1932314846",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 211699",
            "city": "EAGAN",
            "state": "MN",
            "postal_code": "551213699",
            "telephone_number": "866-849-0692"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1201 FANNIN ST STE 262",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770026943",
            "telephone_number": "866-849-0692"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2401 S 31st St",
            "address_purpose": "LOCATION",
            "city": "Temple",
            "state": "TX",
            "postal_code": "765080001",
            "country_code": "US",
            "telephone_number": "254-724-2111",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1055 Howell Mill Rd NW Fl 8",
            "address_purpose": "LOCATION",
            "city": "Atlanta",
            "state": "GA",
            "postal_code": "303185557",
            "country_code": "US",
            "telephone_number": "866-849-0692",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GREEN",
        "first_name": "AVAL NA REE",
        "middle_name": "SIAN",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-05-14",
        "last_updated": "2026-08-04",
        "certification_date": "2026-08-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "VA",
            "license": "0101241716",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "GA",
            "license": "111827",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "LA",
            "license": "352728",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "UT",
            "license": "14291805-1235",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "WA",
            "license": "MD.70140652",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "AL",
            "license": "54175",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "OK",
            "license": "48446",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "TN",
            "license": "247204",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "TX",
            "license": "P1079",
            "primary": true
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "AZ",
            "license": "81300",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "IN",
            "license": "01100335A",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "DE",
            "license": "C1-0029735",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "NC",
            "license": "2026-03242",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "HI",
            "license": "MD-27065",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "MS",
            "license": "37361",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "agreen11125@direct.sw.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "2401 S 31st St",
            "city": "Temple",
            "state": "TX",
            "country_code": "US",
            "postal_code": "765080001",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.