IndividualActive
Melissa Williamson
NPI 1376996686 · Behavior Analyst · Sandwich, MA
Melissa Williamson is a Behavior Analyst provider in Sandwich, MA (NPI 1376996686).
Provider details
- NPI number
- 1376996686
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(65/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
5 Pine Tree Cir
Sandwich, MA 02563-2704
Phone: (508) 737-1752
Street-level locationGet directions
Mailing address
5 Pine Tree Cir
Sandwich, MA 02563-2704
Registry dates
- Enumerated
- 2016-07-21
- Last updated
- 2016-07-21
Frequently asked questions
- What is Melissa Williamson's NPI number?
- Melissa Williamson's National Provider Identifier (NPI) is 1376996686, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Williamson's specialty?
- Melissa Williamson is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Melissa Williamson located?
- Melissa Williamson's practice location on file with NPPES is 5 Pine Tree Cir, Sandwich, MA 02563-2704.
- What is Melissa Williamson's phone number?
- The practice phone number listed in the NPPES registry for Melissa Williamson is (508) 737-1752.
- Is Melissa Williamson's NPI active?
- Yes — Melissa Williamson's NPI (1376996686) is active in the NPPES registry as of the last update on 2016-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.