Elizabeth Williams
NPI 1689374852 · Addiction (Substance Use Disorder) Counselor · Nantucket, MA
Elizabeth Williams is a Addiction (Substance Use Disorder) Counselor provider in Nantucket, MA (NPI 1689374852).
Provider details
- NPI number
- 1689374852
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
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
3 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
Mailing address
Registry dates
- Enumerated
- 2023-03-07
- Last updated
- 2023-03-07
- Certified
- 2023-03-07
Frequently asked questions
- What is Elizabeth Williams's NPI number?
- Elizabeth Williams's National Provider Identifier (NPI) is 1689374852, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Williams's specialty?
- Elizabeth Williams is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Elizabeth Williams located?
- Elizabeth Williams's practice location on file with NPPES is 20 Vesper Ln, Nantucket, MA 02554-4394.
- What is Elizabeth Williams's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Williams is (508) 228-2689.
- Is Elizabeth Williams's NPI active?
- Yes — Elizabeth Williams's NPI (1689374852) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.