IndividualActive
Kathryn Williams, PH.D.
NPI 1669646188 · Clinical Psychologist · Fairfax, VA
Kathryn Williams, PH.D. is a Clinical Psychologist provider in Fairfax, VA (NPI 1669646188).
Provider details
- NPI number
- 1669646188
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 2034 (VA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
3615 Chain Bridge Rd
Suite F
Fairfax, VA 22030-3237
Phone: (703) 383-1386
Street-level locationGet directions
Mailing address
3615 Chain Bridge Rd
Fairfax, VA 22030-3237
Registry dates
- Enumerated
- 2008-04-15
- Last updated
- 2008-04-15
Frequently asked questions
- What is Kathryn Williams's NPI number?
- Kathryn Williams's National Provider Identifier (NPI) is 1669646188, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Williams's specialty?
- Kathryn Williams is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Kathryn Williams located?
- Kathryn Williams's practice location on file with NPPES is 3615 Chain Bridge Rd, Fairfax, VA 22030-3237.
- What is Kathryn Williams's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Williams is (703) 383-1386.
- Is Kathryn Williams's NPI active?
- Yes — Kathryn Williams's NPI (1669646188) is active in the NPPES registry as of the last update on 2008-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.