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ELIZABETH ASHLEY HILLIARD
NPI 1629766688
Social Worker - Clinical in Woodbridge, VA

Active since April 27, 2023PECOS EnrolledAccepts Medicare Assignment
15941 DONALD CURTIS DR, WOODBRIDGE, VA 22191(703) 792-6000 Get Directions Write a Review

NPPES record last updated: April 27, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Elizabeth Ashley Hilliard NPPES

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

ELIZABETH ASHLEY HILLIARD (NPI 1629766688) is an individual clinical provider in Woodbridge, Virginia and active in the NPI registry since April 2023. She is enrolled in Medicare PECOS, maintains a secondary practice location in Fairfax, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1629766688
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameELIZABETH ASHLEY HILLIARD
Location Address15941 DONALD CURTIS DRWoodbridge, VA 22191-4292
Mailing Address7232 Earlys RdWarrenton, VA 20187-4500 · (703) 822-3019
Phone(703) 792-6000
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateApril 27, 2023
NPPES CertifiedApril 27, 2023
✔ NPI 1629766688 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
15941 DONALD CURTIS DR, Woodbridge, VA 22191
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Secondary Practice Location 1

Location 14410 Shirley Gate RdFairfax, VA 22030-5518 · Phone (703) 205-9452

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Elizabeth Ashley Hilliard is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1951742725
PECOS Enrollment IDI20240510000412
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.

Medicare Billing Reassignment

Medicare enrollment records show Elizabeth Hilliard reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Prince William County Community Services Board
17 mi
Mental Health (Including Community Mental Health Center)
7969 ASHTON AVE
Manassas, VA 20109
  • Reassigned Medicare billing, Virginia enrollment
  • 141 clinicians in this Medicare group
NPI 1053402800 (703) 792-7800

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22191 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
$0.00 typical visit price
range $56.19 – $170.30
Typical copayment $0.00 (range $14.04 – $42.57)
Most-billed visit code NA
Established Patient
$70.08 typical visit price
range $18.07 – $138.91
Typical copayment $17.52 (range $4.51 – $34.72)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 15

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

MS. JASMINE NAKIDA GILLISON LPC
Counselor (Professional)
15941 DONALD CURTIS DR
WOODBRIDGE, VA 22191
Prince William County (703) 577-9679
BRITTANY HAYES
Social Worker (Clinical)
15941 DONALD CURTIS DR
WOODBRIDGE, VA 22191
Prince William County (302) 668-5779
LAURENCE S SHINDELMAN
Psychiatry & Neurology (Psychiatry)
15941 DONALD CURTIS DR
WOODBRIDGE, VA 22191
Prince William County (703) 792-7800
MS. EUGENIA HALL MILLER MSHS
Case Manager/Care Coordinator
15941 DONALD CURTIS DR, SUITE 180
WOODBRIDGE, VA 22191
Prince William County (571) 338-0559
JOANN M NELSON L.P.C.; L.M.H.C.
Counselor (Professional)
15941 DONALD CURTIS DR, SUITE 200
WOODBRIDGE, VA 22191
Prince William County (301) 645-3985
RACHEL GAYLE EHRMANTRAUT LCSW
Social Worker (Clinical)
15941 DONALD CURTIS DR, SUITE 200
WOODBRIDGE, VA 22191
Prince William County (703) 792-4900
LINDA JUNE PITNEY LCSW
Social Worker (Clinical)
15941 DONALD CURTIS DR
WOODBRIDGE, VA 22191
Prince William County (703) 792-4900
MS. MAUREEN FLAHERTY
Counselor (Professional)
15941 DONALD CURTIS DR
WOODBRIDGE, VA 22191
Prince William County (703) 792-7483

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 Elizabeth Hilliard's NPI number?

The NPI number for Elizabeth Hilliard is 1629766688. It was assigned to this individual provider in the NPPES registry on April 27, 2023.

Where is Elizabeth Hilliard located?

Elizabeth Hilliard practices at 15941 Donald Curtis Dr, Woodbridge, VA 22191. The listed phone number is (703) 792-6000.

What is Elizabeth Hilliard's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Elizabeth Hilliard enrolled in Medicare?

Yes. Elizabeth Hilliard is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Elizabeth Hilliard's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Hilliard reassigns Medicare benefits to Prince William County Community Services Board (Manassas, VA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Elizabeth Hilliard's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Elizabeth Hilliard accept?

Health plans from Oscar Health and UnitedHealthcare list Elizabeth Hilliard 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 Elizabeth Hilliard was last updated on April 27, 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.