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SOUTH HEART CLINIC, PLLC
NPI 1851626352
Internal Medicine - Cardiovascular Disease in Harlingen, TX

Active since October 16, 2009CLIA 45D2009223 · Certificate of Compliance
2310 N ED CAREY DR STE 1A, HARLINGEN, TX 78550(956) 428-5522(956) 412-5109 Get Directions Write a Review

NPPES record last updated: February 25, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 6, 2020, Sep 24, 2020, Aug 26, 2020 (3 updates tracked since 2020).

About South Heart Clinic, Pllc NPPES

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

SOUTH HEART CLINIC, PLLC (NPI 1851626352) is a healthcare organization registered as a cardiovascular disease in Harlingen, Texas and active in the NPI registry since October 2009. The organization holds a CLIA Certificate of Compliance certificate valid through April 12, 2028, maintains 4 additional practice locations, and lists Antonio Romero, Ceo, as its authorized official.

NPPES Registry Identity

NPI1851626352
Entity TypeOrganization
Primary Taxonomy207RC0000X
Legal Business NameSOUTH HEART CLINIC, PLLC
Location Address2310 N ED CAREY DR STE 1AHarlingen, TX 78550-8200
Mailing Address2310 N Ed Carey Dr, Suite 1aHarlingen, TX 78550-8200 · (956) 428-5522
Phone(956) 428-5522
Fax(956) 412-5109
Organization SubpartNo
Authorized OfficialAntonio RomeroCeo · (956) 428-5522
Enumeration DateOctober 16, 2009
Last NPPES UpdateFebruary 25, 20263 updates tracked since enumeration
NPPES CertifiedFebruary 25, 2026
✔ NPI 1851626352 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Also ListedInternal MedicineTaxonomy 207R00000X
Also ListedInternal Medicine · Clinical Cardiac ElectrophysiologyTaxonomy 207RC0001X
Also ListedInternal Medicine · Interventional CardiologyTaxonomy 207RI0011X
Also ListedNuclear Medicine · Nuclear CardiologyTaxonomy 207UN0901X
2310 N ED CAREY DR STE 1A, Harlingen, TX 78550
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Secondary Practice Locations 4

Location 1512 Victoria Ln Ste 12Harlingen, TX 78550-3228 · Phone (956) 368-5228 · Fax (956) 368-5226
Location 21117 James StWeslaco, TX 78596-6656 · Phone (956) 968-6430
Location 3100 E Alton Gloor Blvd Bldg CBrownsville, TX 78526-3328 · Phone (956) 406-0980
Location 4100 E Ridge Rd Ste AMcAllen, TX 78503-1346 · Phone (956) 322-5961

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

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

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 Compliance 45D2009223

South Heart Clinic, PLLC - Weslaco Satillite · Weslaco, TX
Active · expires Apr 12, 2028
CLIA Number45D2009223
Laboratory TypePhysician Office
Certificate Effective DateApril 13, 2026
Certificate Expiration DateApril 12, 2028
Laboratory DirectorDanielle Stone
Laboratory Phone(956) 968-6430
Laboratory LocationSouth Heart Clinic, PLLC - Weslaco Satillite1117 James St, Weslaco, TX 78596
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Other Providers at the Same Location NPPES 11

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

ANTONIO GALVAN PA-C
Physician Assistant
2310 N ED CAREY DR STE 1A
HARLINGEN, TX 78550
Cameron County (956) 428-5522
LORI ANN GOMEZ PA
Physician Assistant
2310 N ED CAREY DR STE 1A
HARLINGEN, TX 78550
Cameron County (956) 428-5522
MARY FRANCES MITCHELL AGACNP
Nurse Practitioner (Acute Care)
2310 N ED CAREY DR STE 1A
HARLINGEN, TX 78550
Cameron County (956) 428-5522
MRS. VALERIE LORRAINE CRUZ FNP
Nurse Practitioner (Family)
2310 N ED CAREY DR STE 1A
HARLINGEN, TX 78550
Cameron County (956) 428-5522
MRS. DIANNA GALVAN MSN, APRN, FNP-BC
Nurse Practitioner (Acute Care)
2310 N ED CAREY DR STE 1A
HARLINGEN, TX 78550
Cameron County (956) 428-5522
INGRID ALICIA YARDLEY
Nurse Practitioner (Primary Care)
2310 N ED CAREY DR STE 1A
HARLINGEN, TX 78550
Cameron County (956) 369-6765
JAMES ROSS STONE M.D
Internal Medicine (Cardiovascular Disease)
2310 N ED CAREY DR STE 1A
HARLINGEN, TX 78550
Cameron County (956) 428-5522
SOUTH HEART CARDIOVASCULAR INSTITUTE, LLC
Clinic/Center (Ambulatory Surgical)
2310 N ED CAREY DR STE 1A
HARLINGEN, TX 78550
Cameron County (956) 428-5522

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 Heart Clinic, PLLC's NPI number?

The NPI number for South Heart Clinic, PLLC is 1851626352. It was assigned to this organization in the NPPES registry on October 16, 2009.

Where is South Heart Clinic, PLLC located?

South Heart Clinic, PLLC is located at 2310 N Ed Carey Dr Ste 1A, Harlingen, TX 78550. The listed phone number is (956) 428-5522.

What is South Heart Clinic, PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Does South Heart Clinic, PLLC hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 45D2009223) is associated with this NPI, valid through April 12, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does South Heart Clinic, PLLC accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 1 other insurer list South Heart Clinic, 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 Heart Clinic, PLLC was last updated on February 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.