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SIEVERS MEDICAL CLINIC - WAELDER
NPI 1811999337
Clinic/Center - Rural Health in Waelder, TX

Active since August 15, 2005CLIA Certified · 2 labs
1818 E US HWY 90, WAELDER, TX 78959(830) 672-7581(830) 672-2401 Get Directions Write a Review

NPPES record last updated: February 26, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 3, 2023, Oct 21, 2022, Sep 11, 2020 and 2 more (5 updates tracked since 2017).

About Sievers Medical Clinic - Waelder NPPES

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

SIEVERS MEDICAL CLINIC - WAELDER (NPI 1811999337) is a healthcare organization registered as a rural health in Waelder, Texas and active in the NPI registry since August 2005. The organization holds 2 active CLIA laboratory certificates and lists Brandon Anzaldua, Ceo Administrator, as its authorized official.

NPPES Registry Identity

NPI1811999337
Entity TypeOrganization
Primary Taxonomy261QR1300X
Legal Business NameGONZALES HEALTHCARE SYSTEMS
Location Address1818 E US HWY 90Waelder, TX 78959
Mailing AddressPo Box 587Gonzales, TX 78629-0587 · (830) 672-7581 · Fax (830) 672-2401
Phone(830) 672-7581
Fax(830) 672-2401
Organization SubpartYes
Authorized OfficialBrandon AnzalduaCeo Administrator · (830) 672-7581
Enumeration DateAugust 15, 2005
Last NPPES UpdateFebruary 26, 20245 updates tracked since enumeration
NPPES CertifiedFebruary 26, 2024
✔ NPI 1811999337 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyClinic/Center · Rural HealthAmbulatory Health Care Facilities
Taxonomy Code261QR1300X
Also ListedFamily MedicineTaxonomy 207Q00000X · License 000103 (TX)
Also ListedPediatricsTaxonomy 208000000X · License 000103 (TX)
1818 E US HWY 90, Waelder, TX 78959
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Other Names 1

Doing Business AsSievers Medical Clinic - Waelder

Other Identifiers 2

Medicaid091887201TX
Medicaid091887202TX

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 2

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 45D0875699

Sievers Medical Clinic - Waelder · Waelder, TX
Active · expires Aug 29, 2027
CLIA Number45D0875699
Laboratory TypeOther
Certificate Effective DateAugust 30, 2025
Certificate Expiration DateAugust 29, 2027
Laboratory DirectorJohn W. Thomas MD
Laboratory Phone(830) 778-7280
Laboratory LocationSievers Medical Clinic - Waelder1818 E Us Hwy 90, Waelder, TX 78959
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory to perform only waived tests.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 45D0875000

Sievers Medical Clinic · Gonzales, TX
Active · expires Feb 3, 2027
CLIA Number45D0875000
Laboratory TypeRural Health Clinic
Certificate Effective DateFebruary 4, 2025
Certificate Expiration DateFebruary 3, 2027
Laboratory DirectorDavid Meredith
Laboratory Phone(830) 672-8502
Laboratory LocationSievers Medical ClinicP O Box 587, Gonzales, TX 78629
CLIA data matches this NPI record on: Name
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

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 Gonzales Healthcare Systems's NPI number?

The NPI number for Gonzales Healthcare Systems is 1811999337. It was assigned to this organization in the NPPES registry on August 15, 2005. The provider is doing business as Sievers Medical Clinic - Waelder.

Where is Gonzales Healthcare Systems located?

Gonzales Healthcare Systems is located at 1818 E Us Hwy 90, Waelder, TX 78959. The listed phone number is (830) 672-7581.

What is Gonzales Healthcare Systems's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Rural Health, with taxonomy code 261QR1300X.

Does Gonzales Healthcare Systems hold CLIA laboratory certificates?

Yes. 2 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

What insurance does Gonzales Healthcare Systems 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 Gonzales Healthcare Systems 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 Gonzales Healthcare Systems was last updated on February 26, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.