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ALEXIS DAVIS MSW
NPI 1780469155
Social Worker - Clinical in Fairfax, VA

Active since August 25, 2023PECOS Enrolled
4275 MAZARIN PL APT 403, FAIRFAX, VA 22033(703) 853-9014 Get Directions Write a Review

NPPES record last updated: January 15, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 15, 2026, Aug 25, 2023 (2 updates tracked since 2023).

About Alexis Davis Msw NPPES

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

ALEXIS DAVIS MSW (NPI 1780469155) is an individual clinical provider in Fairfax, Virginia, licensed in Virginia (0906014093) and active in the NPI registry since August 2023. She is enrolled in Medicare PECOS, maintains a secondary practice location in Sterling, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1780469155
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameALEXIS DAVISCredential: MSW
Location Address4275 MAZARIN PL APT 403Fairfax, VA 22033-6406
Mailing Address4225 Summit Manor Ct Apt 106Fairfax, VA 22033-5736 · (571) 662-1716
Phone(703) 853-9014
Sole ProprietorYes
Medical School CMSOtherGraduated 2024
Enumeration DateAugust 25, 2023
Last NPPES UpdateJanuary 15, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 15, 2026
✔ NPI 1780469155 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in VA · 0906014093
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.
4275 MAZARIN PL APT 403, Fairfax, VA 22033
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Secondary Practice Location 1

Location 143676 Trade Center Pl Ste 135Sterling, VA 20166-2124 · Phone (571) 601-0260

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 (PECOS)

Alexis Davis Msw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID749755106
PECOS Enrollment IDI20260415002616
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 Alexis Davis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Columbia Associates In Psychiatry PC
14 mi
Psychiatry
2501 N GLEBE RD, SUITE 303
Arlington, VA 22207
  • Reassigned Medicare billing, District of Columbia and Virginia enrollments
  • 267 clinicians in this Medicare group
NPI 1699012930 (703) 841-1290

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 22033 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 $65.18 – $194.86
Typical copayment $0.00 (range $16.29 – $48.71)
Most-billed visit code NA
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
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.

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 Alexis Davis's NPI number?

The NPI number for Alexis Davis is 1780469155. It was assigned to this individual provider in the NPPES registry on August 25, 2023.

Where is Alexis Davis located?

Alexis Davis practices at 4275 Mazarin Pl Apt 403, Fairfax, VA 22033. The listed phone number is (703) 853-9014.

What is Alexis Davis's specialty?

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

Is Alexis Davis enrolled in Medicare?

Yes. Alexis Davis is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Alexis Davis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alexis Davis reassigns Medicare benefits to Columbia Associates In Psychiatry PC (Arlington, 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 Alexis Davis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alexis Davis accept?

Health plans from Oscar Health and UnitedHealthcare list Alexis Davis 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 Alexis Davis was last updated on January 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.