Penelope Konstas, LCSW
NPI 1275009953 · Clinical Social Worker · Fairfax, VA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Penelope Konstas, LCSW is a Clinical Social Worker provider in Fairfax, VA (NPI 1275009953).
Provider details
- NPI number
- 1275009953
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- LC50081057 (DC)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
7 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
- 2018-10-19
- Last updated
- 2023-06-08
- Certified
- 2023-06-08
Frequently asked questions
- What is Penelope Konstas's NPI number?
- Penelope Konstas's National Provider Identifier (NPI) is 1275009953, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Penelope Konstas's specialty?
- Penelope Konstas is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Penelope Konstas located?
- Penelope Konstas's practice location on file with NPPES is 8221 Willow Oaks Corporate Dr, Fairfax, VA 22031-4512.
- What is Penelope Konstas's phone number?
- The practice phone number listed in the NPPES registry for Penelope Konstas is (703) 223-2677.
- Does Penelope Konstas accept Medicare?
- Penelope Konstas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Penelope Konstas's NPI active?
- Yes — Penelope Konstas's NPI (1275009953) is active in the NPPES registry as of the last update on 2023-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.