WILLIAMS MEDICAL CLINIC
NPI 1821143256
Clinic/Center - Rural Health in Holly Springs, MS

Q: What is Alliance Healthcare System Inc's NPI number?

The NPI number for Alliance Healthcare System Inc is 1821143256. It was assigned to this organization in the NPPES registry on January 24, 2007. The provider is doing business as Williams Medical Clinic.

Q: What is Alliance Healthcare System Inc's specialty?

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

Active since January 24, 2007CLIA 25D0705689 · Certificate of Compliance

1938 CRESCENT MEADOWS DR, HOLLY SPRINGS, MS 38635(662) 252-1599(662) 252-1986 Get Directions Write a Review

NPPES record last updated: February 25, 2015. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Williams Medical Clinic NPPES

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

WILLIAMS MEDICAL CLINIC (NPI 1821143256) is a healthcare organization registered as a rural health in Holly Springs, Mississippi and active in the NPI registry since January 2007. The organization holds a CLIA Certificate of Compliance certificate valid through December 12, 2026 and lists Kenneth Williams, Owner, as its authorized official.

NPPES Registry Identity

NPI1821143256

Entity TypeOrganization

Primary Taxonomy261QR1300X

Legal Business NameALLIANCE HEALTHCARE SYSTEM INC

Location Address1938 CRESCENT MEADOWS DRHolly Springs, MS 38635-7419

Mailing Address1938 Crescent Meadows DrHolly Springs, MS 38635-7419 · (662) 252-1599 · Fax (662) 252-1986

Phone(662) 252-1599

Fax(662) 252-1986

Organization SubpartNo

Authorized OfficialKenneth WilliamsOwner · (662) 252-1599

Enumeration DateJanuary 24, 2007

Last NPPES UpdateFebruary 25, 2015

✔ NPI 1821143256 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Rural HealthAmbulatory Health Care Facilities

Taxonomy Code261QR1300X

1938 CRESCENT MEADOWS DR, Holly Springs, MS 38635

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Other Names 1

Doing Business AsWilliams Medical Clinic

Other Identifiers 4

Medicare PINC03243MS

Medicaid09013693MS

Medicare PIN258529MS

Medicare PIN258528MS

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health 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 25D0705689

Williams Medical Clinic · Holly Springs, MS

Active · expires Dec 12, 2026

CLIA Number25D0705689

Laboratory TypePhysician Office

Certificate Effective DateDecember 13, 2024

Certificate Expiration DateDecember 12, 2026

Laboratory DirectorDr. Kenneth Williams

Laboratory Phone(662) 252-1599

Laboratory LocationWilliams Medical ClinicAlliance Medical Art Bldg 1938 Crescent Meadow Dr, Holly Springs, MS 38635

CLIA data matches this NPI record on: 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.

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Other Providers at the Same Location NPPES 2

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

ALLIANCE HEALTHCARE SYSTEM

Pharmacy (Clinic Pharmacy)

1938 CRESCENT MEADOWS DR
HOLLY SPRINGS, MS 38635

Marshall County (662) 252-1599

WMC PHARMACY

Pharmacy (Community/Retail Pharmacy)

1938 CRESCENT MEADOWS DR
HOLLY SPRINGS, MS 38635

Marshall County (662) 252-8464

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 Alliance Healthcare System Inc's NPI number?

The NPI number for Alliance Healthcare System Inc is 1821143256. It was assigned to this organization in the NPPES registry on January 24, 2007. The provider is doing business as Williams Medical Clinic.

Where is Alliance Healthcare System Inc located?

Alliance Healthcare System Inc is located at 1938 Crescent Meadows Dr, Holly Springs, MS 38635. The listed phone number is (662) 252-1599.

What is Alliance Healthcare System Inc's specialty?

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

Does Alliance Healthcare System Inc hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 25D0705689) is associated with this NPI, valid through December 12, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Alliance Healthcare System Inc accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health, Ambetter of Alabama and Ambetter of Tennessee and 1 other insurer list Alliance Healthcare System Inc 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 Alliance Healthcare System Inc was last updated on February 25, 2015. NPI Profile syncs with the weekly NPPES data releases published by CMS.