SOUTH TEXAS PHYSICIAN PARTNERS PLLC
NPI 1801580097
Internal Medicine in Mission, TX

Active since June 08, 2023
1920 E GRIFFIN PKWY, MISSION, TX 78572(956) 468-2999(956) 468-2997 Get Directions Write a Review

NPPES record last updated: March 25, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 25, 2026, Jun 8, 2023 (2 updates tracked since 2023).

About South Texas Physician Partners Pllc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SOUTH TEXAS PHYSICIAN PARTNERS PLLC (NPI 1801580097), doing business as Asas Health, is a healthcare organization registered as an internal medicine in Mission, Texas and active in the NPI registry since June 2023. The organization lists Suniel Ramchandani, Ceo, as its authorized official.

NPPES Registry Identity

NPI1801580097
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameSOUTH TEXAS PHYSICIAN PARTNERS PLLC
Location Address1920 E GRIFFIN PKWYMission, TX 78572-3106
Mailing AddressPo Box 41109Belfast, ME 04915-1263 · (956) 468-2999 · Fax (956) 468-2997
Fax(956) 468-2997
Organization SubpartNo
Authorized OfficialSuniel RamchandaniCeo · (956) 468-2999
Enumeration DateJune 8, 2023
Last NPPES UpdateMarch 25, 20262 updates tracked since enumeration
NPPES CertifiedMarch 25, 2026
✔ NPI 1801580097 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedFamily MedicineTaxonomy 207Q00000X
1920 E GRIFFIN PKWY, Mission, TX 78572

Other Names 1

Doing Business AsAsas Health

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

South Texas Physician Partners Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

63

Medicare enrollment records show 63 clinicians reassign Medicare billing to South Texas Physician Partners PLLC, which bills Medicare for the services they deliver. Of these, 5 practice at this address and 17 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 3

Nurse Practitioner28
Family Practice25
Internal Medicine10

Nearest to this location (20)

See all 63
Family Practice
NPI 1639496177
1920 E GRIFFIN PKWY
Mission, TX 78572
(956) 584-3353
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1790200368
1920 E GRIFFIN PKWY
Mission, TX 78572
(956) 584-3353
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1124679246
1920 E GRIFFIN PKWY
Mission, TX 78572
(956) 584-3353
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1841757085
1920 E GRIFFIN PKWY
Mission, TX 78572
(956) 584-3353
✔ PECOS✔ Accepts MedicareSame address
Family Practice
NPI 1053355578
1920 E GRIFFIN PKWY
Mission, TX 78572
(956) 584-3353
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1043098700
801 S MAIN ST STE C
Mcallen, TX 78501
(956) 686-0574
✔ PECOS✔ Accepts Medicare4.1 mi
Family Practice
NPI 1538190244
5201 N 10TH
Mcallen, TX 78504
(956) 631-5411
✔ PECOS✔ Accepts Medicare4.7 mi
Family Practice
NPI 1033191424
5201 N 10TH ST
Mcallen, TX 78504
(956) 631-5411
✔ PECOS✔ Accepts Medicare4.7 mi
Family Practice
NPI 1336870500
5128 N 10TH ST
Mcallen, TX 78504
(956) 631-3831
✔ PECOS4.7 mi
Nurse Practitioner
NPI 1467736868
5128 N 10TH ST
Mcallen, TX 78504
(956) 631-3831
✔ PECOS✔ Accepts Medicare4.7 mi
Family Practice
NPI 1114922499
5128 N 10TH ST
Mcallen, TX 78504
(956) 631-3831
✔ PECOS✔ Accepts Medicare4.7 mi
Internal Medicine
NPI 1164795852
5501 S MCCOLL RD
Edinburg, TX 78539
(956) 362-2171
✔ PECOS✔ Accepts Medicare5.8 mi
Family Practice
NPI 1457000382
1000 E DOVE AVE
Mcallen, TX 78504
(956) 362-3552
✔ PECOS✔ Accepts Medicare5.9 mi
Family Practice
NPI 1972764827
502 S CLOSNER BLVD
Edinburg, TX 78539
(956) 292-0100
✔ PECOS✔ Accepts Medicare9.5 mi
Family Practice
NPI 1225073810
502 S. CLOSNER
Edinburg, TX 78539
(956) 292-0100
✔ PECOS✔ Accepts Medicare9.5 mi
Internal Medicine
NPI 1891176772
502 S CLOSNER BLVD
Edinburg, TX 78539
(956) 292-0100
✔ PECOS✔ Accepts Medicare9.5 mi
Internal Medicine
NPI 1619998838
502 S CLOSNER BLVD
Edinburg, TX 78539
(956) 292-0100
✔ PECOS✔ Accepts Medicare9.5 mi
Nurse Practitioner
NPI 1124541735
305 E EXPRESSWAY 83
Mission, TX 78572
(956) 585-7401
✔ PECOS✔ Accepts Medicare12 mi
Family Practice
NPI 1083713952
1206 E 6TH ST
Weslaco, TX 78596
(956) 447-8377
✔ PECOS✔ Accepts Medicare20 mi
Internal Medicine
NPI 1366473258
1206 E 6TH ST
Weslaco, TX 78596
(956) 447-8377
✔ PECOS✔ Accepts Medicare20 mi
See all 63 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is South Texas Physician Partners PLLC's NPI number?

The NPI number for South Texas Physician Partners PLLC is 1801580097. It was assigned to this organization in the NPPES registry on June 8, 2023. The provider is doing business as ASAS Health.

Where is South Texas Physician Partners PLLC located?

South Texas Physician Partners PLLC is located at 1920 E Griffin Pkwy, Mission, TX 78572. The listed phone number is (956) 468-2999.

What is South Texas Physician Partners PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is South Texas Physician Partners PLLC enrolled in Medicare?

Yes. South Texas Physician Partners PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through South Texas Physician Partners PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 63 clinicians in 3 Medicare specialties reassign their Medicare billing to South Texas Physician Partners PLLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (28), Family Practice (25) and Internal Medicine (10). Of these, 5 practice at this address and 17 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does South Texas Physician Partners PLLC accept?

Health plans from Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) list South Texas Physician Partners PLLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for South Texas Physician Partners PLLC was last updated on March 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.