Antonina Leonard, LCSW
NPI 1578863205 · Clinical Social Worker · Stony Brook, NY
Antonina Leonard, LCSW is a Clinical Social Worker provider in Stony Brook, NY (NPI 1578863205).
Provider details
- NPI number
- 1578863205
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6649118 (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
- 2010-10-28
- Last updated
- 2020-10-26
- Certified
- 2020-10-26
Frequently asked questions
- What is Antonina Leonard's NPI number?
- Antonina Leonard's National Provider Identifier (NPI) is 1578863205, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Antonina Leonard's specialty?
- Antonina Leonard is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Antonina Leonard located?
- Antonina Leonard's practice location on file with NPPES is 84 University Heights Dr, Stony Brook, NY 11790-2735.
- What is Antonina Leonard's phone number?
- The practice phone number listed in the NPPES registry for Antonina Leonard is (631) 325-0800.
- Is Antonina Leonard's NPI active?
- Yes — Antonina Leonard's NPI (1578863205) is active in the NPPES registry as of the last update on 2020-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.