IndividualActive
Brian Hasser, LCSW
NPI 1477273258 · School Social Worker · Fairfax, VA
Brian Hasser, LCSW is a School Social Worker provider in Fairfax, VA (NPI 1477273258).
Provider details
- NPI number
- 1477273258
- Entity type
- Individual
- Primary specialty
- School Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- PPS-0607536 (VA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(60/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
3911 Blenheim Blvd Ste 43b
Fairfax, VA 22030-2434
Phone: (703) 691-0036
Approximate (ZIP-level) locationGet directions
Mailing address
8270 Willow Oaks Corporate Dr
Fairfax, VA 22031-4530
Registry dates
- Enumerated
- 2022-08-31
- Last updated
- 2025-10-15
- Certified
- 2025-10-15
Frequently asked questions
- What is Brian Hasser's NPI number?
- Brian Hasser's National Provider Identifier (NPI) is 1477273258, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Hasser's specialty?
- Brian Hasser is listed in the NPPES registry with a primary specialty of School Social Worker (Behavioral Health & Social Service Providers).
- Where is Brian Hasser located?
- Brian Hasser's practice location on file with NPPES is 3911 Blenheim Blvd Ste 43b, Fairfax, VA 22030-2434.
- What is Brian Hasser's phone number?
- The practice phone number listed in the NPPES registry for Brian Hasser is (703) 691-0036.
- Is Brian Hasser's NPI active?
- Yes — Brian Hasser's NPI (1477273258) is active in the NPPES registry as of the last update on 2025-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.