Leslie Stelljes Nanson, PSY.D.
NPI 1134538655 · Clinical Psychologist · Reston, VA
Leslie Stelljes Nanson, PSY.D. is a Clinical Psychologist provider in Reston, VA (NPI 1134538655).
Provider details
- NPI number
- 1134538655
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 0810005240 (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
11 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
- 2014-08-08
- Last updated
- 2017-02-08
Frequently asked questions
- What is Leslie Stelljes Nanson's NPI number?
- Leslie Stelljes Nanson's National Provider Identifier (NPI) is 1134538655, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Stelljes Nanson's specialty?
- Leslie Stelljes Nanson is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Leslie Stelljes Nanson located?
- Leslie Stelljes Nanson's practice location on file with NPPES is 1900 Campus Commons Dr, Reston, VA 20191-1561.
- What is Leslie Stelljes Nanson's phone number?
- The practice phone number listed in the NPPES registry for Leslie Stelljes Nanson is (703) 677-8633.
- Is Leslie Stelljes Nanson's NPI active?
- Yes — Leslie Stelljes Nanson's NPI (1134538655) is active in the NPPES registry as of the last update on 2017-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.