IndividualActive
Steven Handwerger
NPI 1912400532 · School Psychologist · Fairfax, VA
Steven Handwerger is a School Psychologist provider in Fairfax, VA (NPI 1912400532).
Provider details
- NPI number
- 1912400532
- Entity type
- Individual
- Primary specialty
- School PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(62/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
83% 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
8270 Willow Oaks Corporate Dr
Fairfax, VA 22031-4511
Phone: (703) 506-3418
Street-level locationGet directions
Mailing address
8270 Willow Oaks Corporate Dr
Fairfax, VA 22031-4511
Registry dates
- Enumerated
- 2018-03-09
- Last updated
- 2018-03-09
Frequently asked questions
- What is Steven Handwerger's NPI number?
- Steven Handwerger's National Provider Identifier (NPI) is 1912400532, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Handwerger's specialty?
- Steven Handwerger is listed in the NPPES registry with a primary specialty of School Psychologist (Behavioral Health & Social Service Providers).
- Where is Steven Handwerger located?
- Steven Handwerger's practice location on file with NPPES is 8270 Willow Oaks Corporate Dr, Fairfax, VA 22031-4511.
- What is Steven Handwerger's phone number?
- The practice phone number listed in the NPPES registry for Steven Handwerger is (703) 506-3418.
- Is Steven Handwerger's NPI active?
- Yes — Steven Handwerger's NPI (1912400532) is active in the NPPES registry as of the last update on 2018-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.