Block Institute
Block Institute holds 12 active organization NPIs in the federal registry, with practice locations in 1 New York city. Each location can bill under its own NPI.
Search the organization with your city to find the NPI for the location you visit or bill.
Find a location's NPIBrooklyn has the most NPIs, 12
Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.
Most NPIs were issued in 2006 and 2007
Source: CMS NPPES, enumeration dates.
7 NPIs were issued in 2006 alone, more than in any other year; none in 6 of the years between.
Brooklyn locations
The city with the most Block Institute NPIs. The full list of all 12 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1386722346 | 2214 STILLWELL AVE, Brooklyn | Developmental Disabilities Clinic/Center | Nov 1, 2006 |
| 1376619692 | 376 BAY 44TH ST, Brooklyn | Developmental Disabilities Clinic/Center | Nov 28, 2006 |
| 1730255068 | 1893 OCEAN AVE, Brooklyn | Intellectual Disabilities Intermediate Care Facility | Nov 28, 2006 |
| 1093882037 | 424 BAY 44TH ST, Brooklyn | Intellectual Disabilities Intermediate Care Facility | Nov 28, 2006 |
| 1992872931 | 55 27TH AVE, Brooklyn | Intellectual Disabilities Intermediate Care Facility | Nov 28, 2006 |
| 1699842401 | 2214 STILLWELL AVE, Brooklyn | Developmental Disabilities Clinic/Center | Nov 29, 2006 |
| 1497823256 | 506 BAY 44TH STREET, Brooklyn | Intellectual Disabilities Intermediate Care Facility | Dec 1, 2006 |
| 1972702355 | 1531 67TH ST, Brooklyn | Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility | Jul 16, 2007 |
All 12 locations, by city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1386722346 | 2214 STILLWELL AVE, Brooklyn | Developmental Disabilities Clinic/Center | Nov 1, 2006 |
| 1376619692 | 376 BAY 44TH ST, Brooklyn | Developmental Disabilities Clinic/Center | Nov 28, 2006 |
| 1730255068 | 1893 OCEAN AVE, Brooklyn | Intellectual Disabilities Intermediate Care Facility | Nov 28, 2006 |
| 1093882037 | 424 BAY 44TH ST, Brooklyn | Intellectual Disabilities Intermediate Care Facility | Nov 28, 2006 |
| 1992872931 | 55 27TH AVE, Brooklyn | Intellectual Disabilities Intermediate Care Facility | Nov 28, 2006 |
| 1699842401 | 2214 STILLWELL AVE, Brooklyn | Developmental Disabilities Clinic/Center | Nov 29, 2006 |
| 1497823256 | 506 BAY 44TH STREET, Brooklyn | Intellectual Disabilities Intermediate Care Facility | Dec 1, 2006 |
| 1972702355 | 1531 67TH ST, Brooklyn | Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility | Jul 16, 2007 |
| 1942409339 | 2548 E 22ND ST, Brooklyn | Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility | Jul 16, 2007 |
| 1790975563 | 3094 BRIGHTON 5TH ST APT. A6, Brooklyn | Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility | Jul 27, 2007 |
| 1154511921 | 3094 BRIGHTON 5TH ST APT. E3, Brooklyn | Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility | Jul 27, 2007 |
| 1144622549 | 376 BAY 44TH ST, Brooklyn | Intellectual Disabilities Intermediate Care Facility | Sep 17, 2014 |
Related names
- Block Institute School · 2 NPIs
Checking an organization
- Match the NPI to the exact location you will visit or bill; each location can have its own.
- Confirm the business entity with the secretary of state.
- Check the HHS-OIG exclusion list for the organization and its owners.
- Verify each clinician you will see on their own record and with the state license search.
Common questions
Why does Block Institute have 12 NPIs?
An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Block Institute's NPIs list practice locations in 1 city.
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.