NPI age
5 years
Enumerated 2020-09-05
● Active Type 2 · Organization
Diabetes & Endocrinology Clinic Of South Texas Pllc
Diabetes & Endocrinology Clinic Of South Texas Pllc is 1 of 935 internal medicine organizations in Texas.
Primary specialty
Internal Medicine
Practice locations
3
2 secondary on file
Status
Active
No deactivations on record
Authorized official
Hassan
President
Last NPPES update
2025-07-16
Source: monthly bulk 2026-05
How this organization compares
Across 935 active internal medicine providers in Texas.
NPI age
5 years
↓ 13 yr below median
Practice locations
3
2 secondary on file
Subspecialties
0
NPI lifetime · 2020 → 2026
2020-09Enumerated in NPPES
2020
2026
Where they practice
Primary practice location
620 N Ed Carey Dr
Harlingen, TX 785507912
Mailing address
3212 S Sugar Rd
Edinburg, TX 785393693
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
3761 E Ruben M Torres Blvd
Brownsville, TX 785260093
Location 3
56 E Price Rd
Brownsville, TX 785213508
Authorized official
Syed Azhar Hassan, MD
President
📞 9562304971
Individual providers at this organization
2 individual providers on file at this primary practice address.
- Syed Hassan, MD Internal Medicine NPI 1043659345
- Francisco Presa, FNP-C Nurse Practitioner NPI 1407652498
Specialties
-
Internal Medicine PrimaryAn internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary...
Practice context
Multi-provider organization. 2 individual providers on file at this primary address. Plus 2 secondary practice locations.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Verify the organization is in good standing.Cross-check with the state's business registration and any applicable licensing boards.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.