Kathleen Mahar, PH. D., LCSW
NPI 1447430194 · Clinical Social Worker · Woodbridge, VA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathleen Mahar, PH. D., LCSW is a Clinical Social Worker provider in Woodbridge, VA (NPI 1447430194).
Provider details
- NPI number
- 1447430194
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- PH. D., LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 0904005229 (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
18 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
- 2007-11-10
- Last updated
- 2009-06-19
Frequently asked questions
- What is Kathleen Mahar's NPI number?
- Kathleen Mahar's National Provider Identifier (NPI) is 1447430194, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Mahar's specialty?
- Kathleen Mahar is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Kathleen Mahar located?
- Kathleen Mahar's practice location on file with NPPES is 3251 Chancellor Dr, Woodbridge, VA 22192-3345.
- What is Kathleen Mahar's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Mahar is (703) 490-6459.
- Does Kathleen Mahar accept Medicare?
- Kathleen Mahar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathleen Mahar's NPI active?
- Yes — Kathleen Mahar's NPI (1447430194) is active in the NPPES registry as of the last update on 2009-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.