Sebastien Saint-Pierre, LCSW
NPI 1629939772 · Clinical Social Worker · Arlington, VA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sebastien Saint-Pierre, LCSW is a Clinical Social Worker provider in Arlington, VA (NPI 1629939772).
Provider details
- NPI number
- 1629939772
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- LICSW128629 (MA)
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
Under 1 yr in 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
- 2025-11-19
- Last updated
- 2025-12-03
- Certified
- 2025-12-03
Frequently asked questions
- What is Sebastien Saint-Pierre's NPI number?
- Sebastien Saint-Pierre's National Provider Identifier (NPI) is 1629939772, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sebastien Saint-Pierre's specialty?
- Sebastien Saint-Pierre is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Sebastien Saint-Pierre located?
- Sebastien Saint-Pierre's practice location on file with NPPES is 1005 N Glebe Rd Ste 525, Arlington, VA 22201-5792.
- What is Sebastien Saint-Pierre's phone number?
- The practice phone number listed in the NPPES registry for Sebastien Saint-Pierre is (804) 207-6737.
- Does Sebastien Saint-Pierre accept Medicare?
- Sebastien Saint-Pierre is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sebastien Saint-Pierre's NPI active?
- Yes — Sebastien Saint-Pierre's NPI (1629939772) is active in the NPPES registry as of the last update on 2025-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.