MARY CROWE CALDWELL LCSW
NPI 1245395136
Social Worker - Clinical in Alexandria, VA
About Mary Crowe Caldwell Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY CROWE CALDWELL LCSW (NPI 1245395136) is an individual clinical provider in Alexandria, Virginia, licensed in Virginia (0904004357) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1996).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 3
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
Mary Crowe Caldwell 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 Mary Caldwell reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Alexandria, VA 22311
- Reassigned Medicare billing, District of Columbia enrollment
- 63 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 22311 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.
ALEXANDRIA, VA 22311
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 Mary Caldwell's NPI number?
The NPI number for Mary Caldwell is 1245395136. It was assigned to this individual provider in the NPPES registry on December 22, 2006. The provider is also known as Mary Teresa Crowe Lcsw.
Where is Mary Caldwell located?
Mary Caldwell practices at 4850 Mark Center Dr, Alexandria, VA 22311. The listed phone number is (703) 746-3400.
What is Mary Caldwell's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Mary Caldwell enrolled in Medicare?
Yes. Mary Caldwell 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 Mary Caldwell's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Caldwell reassigns Medicare benefits to City Of Alexandria (Alexandria, 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 Mary Caldwell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Caldwell accept?
Health plans from Oscar Health list Mary Caldwell 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 Mary Caldwell was last updated on June 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Mary Crowe Caldwell, LCSW · NPI 1245395136
Clinical provider in Alexandria, Virginia. Individual provider, active in the CMS NPPES registry since December 22, 2006.
## Identity
- **NPI:** 1245395136 (Entity type: Individual)
- **Enumerated:** December 22, 2006
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 0904004357 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 4850 MARK CENTER DR, Alexandria, VA 22311-1882
- **Phone:** (703) 746-3400
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** City Of Alexandria (NPI 1447279658, Alexandria, VA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1996
## Record status
- **NPPES last updated:** June 18, 2025
- **Other identifiers:** Other 299092 (VA); Other 5460001103002 (VA); Other 0092 (VA)
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Source: [NPI Profile](https://npiprofile.com/npi/1245395136) · Data from the CMS NPPES public registry.