Organization Active NPI

South Texas Physician Partners PLLC

Doing business as ASAS Health

  • Internal Medicine Physician
  • Mission, TX
National Provider Identifier
1801580097
Registry record updated Mar 25, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
Legal business name
SOUTH TEXAS PHYSICIAN PARTNERS PLLC
Doing business as
ASAS Health
Practice address
1920 E Griffin Pkwy
Mission, TX 78572-3106
Phone
(956) 468-2999
Fax
(956) 468-2997
NPI assigned
Jun 8, 2023
Last updated
Mar 25, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Mar 25, 2026

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

Authorized official

Name
Dr. Suniel Ramchandani, MD
Title
Ceo
Phone
(956) 468-2999

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X NU
Internal Medicine Physician 207R00000X NU Primary

Addresses

Primary practice location

1920 E Griffin Pkwy
Mission, TX 78572-3106

Mailing address

PO Box 41109
Belfast, ME 04915-1263
Phone (956) 468-2999

Other names 1

  • ASAS Health Doing business as

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20250528000078 TX Part B Supplier - Clinic/Group Practice 0648799239 Receives reassigned benefits from 91 practitioners
Practice locations: Weslaco, TX; San Benito, TX; Mission, TX; McAllen, TX; Laredo, TX; Alice, TX; Corpus Christi, TX; Edinburg, TX…

National Provider Directory

National Provider Directory

Locations

502 S Closner Blvd
Edinburg, TX 78539
Phone (956) 292-0100

5416 S Jackson Rd
Edinburg, TX 78539
Phone (956) 213-0400

Practitioners & affiliated clinicians

Practitioners 114

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 114

NPI Registry JSON

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

{
    "created_epoch": "1686182400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1774396800000",
    "number": "1801580097",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 41109",
            "city": "BELFAST",
            "state": "ME",
            "postal_code": "049151263",
            "telephone_number": "956-468-2999",
            "fax_number": "956-468-2997"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1920 E GRIFFIN PKWY",
            "city": "MISSION",
            "state": "TX",
            "postal_code": "785723106",
            "telephone_number": "956-468-2999",
            "fax_number": "956-468-2997"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SOUTH TEXAS PHYSICIAN PARTNERS PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2023-06-08",
        "last_updated": "2026-03-25",
        "certification_date": "2026-03-25",
        "status": "A",
        "authorized_official_last_name": "RAMCHANDANI",
        "authorized_official_first_name": "SUNIEL",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "956-468-2999",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "ASAS Health",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Mission, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 25, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.