COREY THORNTON LCSW
NPI 1639469166
Social Worker - Clinical in Annandale, VA
About Corey Thornton Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
COREY THORNTON LCSW (NPI 1639469166) is an individual clinical provider in Annandale, Virginia, licensed in Virginia (0904007477) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS and is a graduate of Other (2008).
NPPES Registry Identity
Specialties & Licenses
Accepted 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
Corey Thornton Lcsw 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.
Medicare Billing Reassignment
Medicare enrollment records show Corey Thornton reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Fairfax, VA 22035
- Reassigned Medicare billing, District of Columbia enrollment
- Medicare enrollment name: Director Of Finance-County Of Fairfax Va
- 383 clinicians in this Medicare group
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 22003 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
ANNANDALE, VA 22003
ANNANDALE, VA 22003
ANNANDALE, VA 22003
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 Corey Thornton's NPI number?
The NPI number for Corey Thornton is 1639469166. It was assigned to this individual provider in the NPPES registry on April 18, 2011.
Where is Corey Thornton located?
Corey Thornton practices at 3340 Woodburn Rd, Annandale, VA 22003. The listed phone number is (703) 207-7821.
What is Corey Thornton's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Corey Thornton enrolled in Medicare?
Yes. Corey Thornton 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 Corey Thornton's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Corey Thornton reassigns Medicare benefits to Fairfax County, Virginia (Fairfax, 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 Corey Thornton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Corey Thornton accept?
Health plans from Oscar Health list Corey Thornton 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 Corey Thornton was last updated on April 18, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Corey Thornton, LCSW · NPI 1639469166
Clinical provider in Annandale, Virginia. Individual provider, active in the CMS NPPES registry since April 18, 2011.
## Identity
- **NPI:** 1639469166 (Entity type: Individual)
- **Enumerated:** April 18, 2011
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 0904007477 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 3340 WOODBURN RD, Annandale, VA 22003-1202
- **Phone:** (703) 207-7821
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Fairfax County, Virginia (NPI 1154356244, Fairfax, VA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** April 18, 2011
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Source: [NPI Profile](https://npiprofile.com/npi/1639469166) · Data from the CMS NPPES public registry.