Heather Williamson
NPI 1811359441 · Clinical Social Worker · Jamestown, NY
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heather Williamson is a Clinical Social Worker provider in Jamestown, NY (NPI 1811359441).
Provider details
- NPI number
- 1811359441
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 105566 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
10 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
- 2016-03-23
- Last updated
- 2023-09-08
- Certified
- 2022-11-28
Frequently asked questions
- What is Heather Williamson's NPI number?
- Heather Williamson's National Provider Identifier (NPI) is 1811359441, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Williamson's specialty?
- Heather Williamson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Heather Williamson located?
- Heather Williamson's practice location on file with NPPES is 200 E 3rd St, Jamestown, NY 14701-5433.
- What is Heather Williamson's phone number?
- The practice phone number listed in the NPPES registry for Heather Williamson is (716) 661-8330.
- Does Heather Williamson accept Medicare?
- Heather Williamson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heather Williamson's NPI active?
- Yes — Heather Williamson's NPI (1811359441) is active in the NPPES registry as of the last update on 2023-09-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.