IndividualActive
Blair Mackenzie, L.C.S.W.
NPI 1841594298 · Social Worker · New York, NY
Blair Mackenzie, L.C.S.W. is a Social Worker provider in New York, NY (NPI 1841594298).
Provider details
- NPI number
- 1841594298
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- L.C.S.W.
- Sex
- Male
- Sole proprietor
- No
- License
- 072256 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(82/100 index)
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
1 Gustave L Levy Place
Box 1241- Mount Sinai
New York, NY 10029-6574
Phone: (212) 824-7608
Street-level locationGet directions
Mailing address
1 Gustave L Levy Place
New York, NY 10029-6574
Registry dates
- Enumerated
- 2010-12-28
- Last updated
- 2010-12-28
Frequently asked questions
- What is Blair Mackenzie's NPI number?
- Blair Mackenzie's National Provider Identifier (NPI) is 1841594298, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Blair Mackenzie's specialty?
- Blair Mackenzie is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Blair Mackenzie located?
- Blair Mackenzie's practice location on file with NPPES is 1 Gustave L Levy Place, New York, NY 10029-6574.
- What is Blair Mackenzie's phone number?
- The practice phone number listed in the NPPES registry for Blair Mackenzie is (212) 824-7608.
- Is Blair Mackenzie's NPI active?
- Yes — Blair Mackenzie's NPI (1841594298) is active in the NPPES registry as of the last update on 2010-12-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.