Ann Marie Williamson, M. S. ED.
NPI 1780811869 · Developmental Therapist · Stamford, CT
Ann Marie Williamson, M. S. ED. is a Developmental Therapist provider in Stamford, CT (NPI 1780811869).
Provider details
- NPI number
- 1780811869
- Entity type
- Individual
- Primary specialty
- Developmental TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- M. S. ED.
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-06-16
- Last updated
- 2009-06-16
Frequently asked questions
- What is Ann Marie Williamson's NPI number?
- Ann Marie Williamson's National Provider Identifier (NPI) is 1780811869, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Marie Williamson's specialty?
- Ann Marie Williamson is listed in the NPPES registry with a primary specialty of Developmental Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Ann Marie Williamson located?
- Ann Marie Williamson's practice location on file with NPPES is 10 Nelson St, Stamford, CT 06902-7412.
- What is Ann Marie Williamson's phone number?
- The practice phone number listed in the NPPES registry for Ann Marie Williamson is (203) 325-9799.
- Is Ann Marie Williamson's NPI active?
- Yes — Ann Marie Williamson's NPI (1780811869) is active in the NPPES registry as of the last update on 2009-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.