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NORTH STAR INTERNAL MEDICINE PLLC
NPI 1285505529
Internal Medicine in Dallas, TX

Active since September 17, 2025CLIA 45D2331345 · Waiver
8230 WALNUT HILL LN STE 410, DALLAS, TX 75231(214) 420-9307(833) 764-3865 Get Directions Write a Review

NPPES record last updated: September 17, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About North Star Internal Medicine Pllc NPPES

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

NORTH STAR INTERNAL MEDICINE PLLC (NPI 1285505529) is a healthcare organization registered as an internal medicine in Dallas, Texas and active in the NPI registry since September 2025. The organization holds a CLIA Waiver certificate valid through September 29, 2027 and lists Natalia Palacio, Physician/owner, as its authorized official.

NPPES Registry Identity

NPI1285505529
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameNORTH STAR INTERNAL MEDICINE PLLC
Location Address8230 WALNUT HILL LN STE 410Dallas, TX 75231-4469
Mailing Address8230 Walnut Hill Ln Ste 410Dallas, TX 75231-4469 · (214) 420-9307 · Fax (833) 764-3865
Phone(214) 420-9307
Fax(833) 764-3865
Organization SubpartNo
Authorized OfficialNatalia PalacioPhysician/owner · (214) 883-1234
Enumeration DateSeptember 17, 2025
NPPES CertifiedSeptember 17, 2025
✔ NPI 1285505529 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.
8230 WALNUT HILL LN STE 410, Dallas, TX 75231
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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 SINGLE SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 45D2331345

North Star Nternal Medicine PLLC · Dallas, TX
Active · expires Sep 29, 2027
CLIA Number45D2331345
Laboratory TypePhysician Office
Certificate Effective DateSeptember 30, 2025
Certificate Expiration DateSeptember 29, 2027
Laboratory DirectorJames M. Carroll
Laboratory Phone(214) 420-9307
Laboratory LocationNorth Star Nternal Medicine PLLC8230 Walnut Hill Ln Suite 410, Dallas, TX 75231
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 4

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

MRS. RACHAEL K SCHNEIDER A.C.N.P.
Nurse Practitioner (Acute Care)
8230 WALNUT HILL LN STE 410
DALLAS, TX 75231
Dallas County (214) 369-3613
BRIAN D LE MD
Internal Medicine (Clinical Cardiac Electrophysiology)
8230 WALNUT HILL LN STE 410
DALLAS, TX 75231
Dallas County (214) 369-3613
NATALIA ANGELA PALACIO MD
Internal Medicine
8230 WALNUT HILL LN STE 410
DALLAS, TX 75231
Dallas County (214) 420-9307
DALLAS INTERNAL MEDICINE GROUP, P.A.
Internal Medicine
8230 WALNUT HILL LN STE 410
DALLAS, TX 75231
Dallas County (214) 346-0602

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 North Star Internal Medicine PLLC's NPI number?

The NPI number for North Star Internal Medicine PLLC is 1285505529. It was assigned to this organization in the NPPES registry on September 17, 2025.

Where is North Star Internal Medicine PLLC located?

North Star Internal Medicine PLLC is located at 8230 Walnut Hill Ln Ste 410, Dallas, TX 75231. The listed phone number is (214) 420-9307.

What is North Star Internal Medicine PLLC's specialty?

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

Does North Star Internal Medicine PLLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 45D2331345) is associated with this NPI, valid through September 29, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for North Star Internal Medicine PLLC was last updated on September 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.