Tanya Williamson, PH.D.
NPI 1720134489 · Clinical Psychologist · Fayetteville, NY
Tanya Williamson, PH.D. is a Clinical Psychologist provider in Fayetteville, NY (NPI 1720134489).
Provider details
- NPI number
- 1720134489
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 015743 (NY)
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
19 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
- 2007-01-26
- Last updated
- 2009-05-21
Frequently asked questions
- What is Tanya Williamson's NPI number?
- Tanya Williamson's National Provider Identifier (NPI) is 1720134489, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tanya Williamson's specialty?
- Tanya Williamson is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Tanya Williamson located?
- Tanya Williamson's practice location on file with NPPES is 6858 E Genesee St, Fayetteville, NY 13066-1051.
- What is Tanya Williamson's phone number?
- The practice phone number listed in the NPPES registry for Tanya Williamson is (315) 703-3033.
- Is Tanya Williamson's NPI active?
- Yes — Tanya Williamson's NPI (1720134489) is active in the NPPES registry as of the last update on 2009-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.