Mary Caldwell, LCSW
NPI 1245395136 · Clinical Social Worker · Alexandria, VA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Caldwell, LCSW is a Clinical Social Worker provider in Alexandria, VA (NPI 1245395136).
Provider details
- NPI number
- 1245395136
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 0904004357 (VA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-22
- Last updated
- 2025-06-18
- Certified
- 2025-06-18
Frequently asked questions
- What is Mary Caldwell's NPI number?
- Mary Caldwell's National Provider Identifier (NPI) is 1245395136, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Caldwell's specialty?
- Mary Caldwell is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Caldwell located?
- Mary Caldwell's practice location on file with NPPES is 4850 Mark Center Dr, Alexandria, VA 22311-1882.
- What is Mary Caldwell's phone number?
- The practice phone number listed in the NPPES registry for Mary Caldwell is (703) 746-3400.
- Does Mary Caldwell accept Medicare?
- Mary Caldwell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Caldwell's NPI active?
- Yes — Mary Caldwell's NPI (1245395136) is active in the NPPES registry as of the last update on 2025-06-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.