Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MS. ANNE-MARIE HENVEY WILLIAMSON PMHNP-BC, FNP-BC
NPI 1417159484
Nurse Practitioner - Psychiatric/Mental Health in Wichita Falls, TX

Active since June 01, 2007PECOS Enrolled
66.74/100
CMS Quality Rating
501 MIDWESTERN PKWY E, WICHITA FALLS, TX 76302(940) 766-8868(940) 766-8681 Get Directions Write a Review

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

Record update history: Jan 12, 2023, Oct 19, 2021, Sep 21, 2021 (3 updates tracked since 2021).

About Ms. Anne-marie Henvey Williamson Pmhnp-bc, Fnp-bc NPPES

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

MS. ANNE-MARIE HENVEY WILLIAMSON PMHNP-BC, FNP-BC (NPI 1417159484) is an individual psychiatric/mental health provider in Wichita Falls, Texas, licensed in Texas (AP108207) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1417159484
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameMS. ANNE-MARIE HENVEY WILLIAMSONCredential: PMHNP-BC, FNP-BC
Location Address501 MIDWESTERN PKWY EWichita Falls, TX 76302-2302
Mailing Address501 Midwestern Pkwy EWichita Falls, TX 76302-2302 · (940) 766-8868 · Fax (940) 766-8681
Fax(940) 766-8681
Sole ProprietorNo
Enumeration DateJune 1, 2007
Last NPPES UpdateJune 26, 20263 updates tracked since enumeration
NPPES CertifiedJune 26, 2026
NPI 1417159484 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License Licensed in TX · AP108207
Also ListedRegistered NurseTaxonomy 163W00000X · License 535103 (TX)
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License AP108207 (TX)
501 MIDWESTERN PKWY E, Wichita Falls, TX 76302

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Ms. Anne-marie Henvey Williamson Pmhnp-bc, Fnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 76302 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

66.74/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality65.18
Promoting Interoperability82
Improvement Activities40
Cost38.95

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.

Psychiatry & Neurology (Pain Medicine)
501 MIDWESTERN PKWY E
WICHITA FALLS, TX 76302
Pediatrics
501 MIDWESTERN PKWY E
WICHITA FALLS, TX 76302
Obstetrics & Gynecology
501 MIDWESTERN PKWY E
WICHITA FALLS, TX 76302
Nurse Practitioner (Family)
501 MIDWESTERN PKWY E
WICHITA FALLS, TX 76302
Nurse Practitioner (Family)
501 MIDWESTERN PKWY E
WICHITA FALLS, TX 76302
Podiatrist (Foot & Ankle Surgery)
501 MIDWESTERN PKWY E
WICHITA FALLS, TX 76302
Family Medicine
501 MIDWESTERN PKWY E
WICHITA FALLS, TX 76302
Radiology (Diagnostic Radiology)
501 MIDWESTERN PKWY E
WICHITA FALLS, TX 76302

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 Anne-marie Williamson's NPI number?

The NPI number for Anne-marie Williamson is 1417159484. It was assigned to this individual provider in the NPPES registry on June 1, 2007.

Where is Anne-marie Williamson located?

Anne-marie Williamson practices at 501 Midwestern Pkwy E, Wichita Falls, TX 76302. The listed phone number is (940) 766-8868.

What is Anne-marie Williamson's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Anne-marie Williamson enrolled in Medicare?

Yes. Anne-marie Williamson is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Anne-marie Williamson was last updated on June 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 51 days 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.