Maria Alexis Williams, LMSW
NPI 1346548955 · Behavior Analyst · New York, NY
Maria Alexis Williams, LMSW is a Behavior Analyst provider in New York, NY (NPI 1346548955).
Provider details
- NPI number
- 1346548955
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 082717-1 (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
15 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
- 2011-03-06
- Last updated
- 2020-04-27
- Certified
- 2020-04-27
Frequently asked questions
- What is Maria Alexis Williams's NPI number?
- Maria Alexis Williams's National Provider Identifier (NPI) is 1346548955, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Alexis Williams's specialty?
- Maria Alexis Williams is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Maria Alexis Williams located?
- Maria Alexis Williams's practice location on file with NPPES is 116 W 32nd St, New York, NY 10001-3212.
- What is Maria Alexis Williams's phone number?
- The practice phone number listed in the NPPES registry for Maria Alexis Williams is (212) 564-2350.
- Is Maria Alexis Williams's NPI active?
- Yes — Maria Alexis Williams's NPI (1346548955) is active in the NPPES registry as of the last update on 2020-04-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.