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DR. ALLISON WILLIAMS PSYD
NPI 1437862786
Psychologist - Clinical in Meridian, MS

Active since January 02, 2023Opted out of Medicare · through Mar 20, 2028
1415 COLLEGE DR, MERIDIAN, MS 39307(601) 483-4821 Get Directions Write a Review

NPPES record last updated: January 2, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Allison Williams Psyd NPPES

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

DR. ALLISON WILLIAMS PSYD (NPI 1437862786) is an individual clinical provider in Meridian, Mississippi, licensed in Mississippi (61-1097) and active in the NPI registry since January 2023. She has opted out of Medicare through March 20, 2028.

NPPES Registry Identity

NPI1437862786
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. ALLISON WILLIAMSCredential: PSYD
Location Address1415 COLLEGE DRMeridian, MS 39307-5345
Mailing Address1415 College DrMeridian, MS 39307-5345
Phone(601) 483-4821
Sole ProprietorNo
Enumeration DateJanuary 2, 2023
NPPES CertifiedJanuary 2, 2023
✔ NPI 1437862786 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in MS · 61-1097
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
1415 COLLEGE DR, Meridian, MS 39307
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Other Names 1

Former Name (1)Allison Grier

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Allison Williams Psyd has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from March 20, 2024 through March 20, 2028.

Opt-Out Effective DateMarch 20, 2024
Opt-Out In Effect ThroughMarch 20, 2028Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 20

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

DEBRA CASEY
Counselor (Mental Health)
1415 COLLEGE DR
MERIDIAN, MS 39307
Lauderdale County (601) 483-4821
JESSICA MCCOY LPC
Counselor (Mental Health)
1415 COLLEGE DR
MERIDIAN, MS 39307
Lauderdale County (601) 483-4821
ALYECE LOYD
Counselor (Mental Health)
1415 COLLEGE DR
MERIDIAN, MS 39307
Lauderdale County (601) 483-4821
KENNETH TYE
Counselor (Mental Health)
1415 COLLEGE DR
MERIDIAN, MS 39307
Lauderdale County (601) 483-4821
SHIRLEY TILLMAN
Counselor (Mental Health)
1415 COLLEGE DR
MERIDIAN, MS 39307
Lauderdale County (601) 483-4821
CATRICE TILLIS CMHT
Counselor (Mental Health)
1415 COLLEGE DR
MERIDIAN, MS 39307
Lauderdale County (601) 483-4821
DOROTHY GOWDY
Counselor (Mental Health)
1415 COLLEGE DR
MERIDIAN, MS 39307
Lauderdale County (601) 483-4821
JIM FOLLIS
Counselor (Mental Health)
1415 COLLEGE DR
MERIDIAN, MS 39307
Lauderdale County (601) 483-4821

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 Allison Williams's NPI number?

The NPI number for Allison Williams is 1437862786. It was assigned to this individual provider in the NPPES registry on January 2, 2023. The provider is also known as Allison Grier.

Where is Allison Williams located?

Allison Williams practices at 1415 College Dr, Meridian, MS 39307. The listed phone number is (601) 483-4821.

What is Allison Williams's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Allison Williams enrolled in Medicare?

No. Allison Williams has opted out of Medicare through March 20, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Allison Williams was last updated on January 2, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.