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SERVE ALL MEDICAL STASSNEY, PLLC
NPI 1538747357
Internal Medicine in Austin, TX

Active since April 01, 2021
5510 S INTERSTATE 35 STE 260, SUITE 260, AUSTIN, TX 78745(512) 487-5556 Get Directions Write a Review

NPPES record last updated: January 2, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 2, 2026, Apr 8, 2021, Apr 1, 2021 (3 updates tracked since 2021).

About Serve All Medical Stassney, Pllc NPPES

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

SERVE ALL MEDICAL STASSNEY, PLLC (NPI 1538747357), doing business as Clinica Hispana, is a healthcare organization registered as an internal medicine in Austin, Texas and active in the NPI registry since April 2021. The organization lists Casey Lee Reynard, Managing Member, as its authorized official.

NPPES Registry Identity

NPI1538747357
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameSERVE ALL MEDICAL STASSNEY, PLLC
Location Address5510 S INTERSTATE 35 STE 260, SUITE 260Austin, TX 78745-3290
Mailing AddressPo Box 339Holland, TX 76534-0339 · (281) 853-4794
Phone(512) 487-5556
Organization SubpartNo
Authorized OfficialCasey Lee ReynardManaging Member · (281) 853-4794
Enumeration DateApril 1, 2021
Last NPPES UpdateJanuary 2, 20263 updates tracked since enumeration
NPPES CertifiedJanuary 2, 2026
✔ NPI 1538747357 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ 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.
5510 S INTERSTATE 35 STE 260, Austin, TX 78745
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Other Names 1

Doing Business AsClinica Hispana

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SERVE ALL MEDICAL, PLLC
Internal Medicine
5510 S INTERSTATE 35 STE 260
AUSTIN, TX 78745
Travis County (512) 487-5556

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 Serve All Medical Stassney, PLLC's NPI number?

The NPI number for Serve All Medical Stassney, PLLC is 1538747357. It was assigned to this organization in the NPPES registry on April 1, 2021. The provider is doing business as Clinica Hispana.

Where is Serve All Medical Stassney, PLLC located?

Serve All Medical Stassney, PLLC is located at 5510 S Interstate 35 Ste 260 Suite 260, Austin, TX 78745. The listed phone number is (512) 487-5556.

What is Serve All Medical Stassney, PLLC's specialty?

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

When was this NPI record last updated?

The NPPES record for Serve All Medical Stassney, PLLC was last updated on January 2, 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.