IndividualActive
Margaret Sullivan, LMSW
NPI 1407313539 · Social Worker · Brooklyn, NY
Margaret Sullivan, LMSW is a Social Worker provider in Brooklyn, NY (NPI 1407313539).
Provider details
- NPI number
- 1407313539
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- No
- License
- 104897 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(66/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
9201 4th Ave
Brooklyn, NY 11209-7006
Phone: (718) 238-6444
Street-level locationGet directions
Mailing address
1226 Lincoln Pl Apt C1
Brooklyn, NY 11213-4073
Registry dates
- Enumerated
- 2019-02-25
- Last updated
- 2019-02-25
Frequently asked questions
- What is Margaret Sullivan's NPI number?
- Margaret Sullivan's National Provider Identifier (NPI) is 1407313539, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Sullivan's specialty?
- Margaret Sullivan is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Margaret Sullivan located?
- Margaret Sullivan's practice location on file with NPPES is 9201 4th Ave, Brooklyn, NY 11209-7006.
- What is Margaret Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Margaret Sullivan is (718) 238-6444.
- Is Margaret Sullivan's NPI active?
- Yes — Margaret Sullivan's NPI (1407313539) is active in the NPPES registry as of the last update on 2019-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.