Registry data as of Aug 27, 2026

Apt Foundation

Apt Foundation holds 25 active organization NPIs in the federal registry, with practice locations in 4 Connecticut cities. Each location can bill under its own NPI.

CMS NPPES registry, file of Aug 9, 2026 · legal names grouped after punctuation and "LLC" are removed · method · Verify with CMS →

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Search the organization with your city to find the NPI for the location you visit or bill.

Find a location's NPI

New Haven has the most NPIs, 18

  1. New Haven18
  2. North Haven3
  3. West Haven3
  4. Guilford1

Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.

Most NPIs were issued in 2006 and 2017

Apt Foundation NPIs by year issued2006: 6, 2007: 0, 2008: 0, 2009: 2, 2010: 4, 2011: 0, 2012: 2, 2013: 0, 2014: 2, 2015: 0, 2016: 3, 2017: 5, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 10246200620082010201220142016201820202022202462017: 5242231
Apt Foundation NPIs by year issued2006: 6, 2007: 0, 2008: 0, 2009: 2, 2010: 4, 2011: 0, 2012: 2, 2013: 0, 2014: 2, 2015: 0, 2016: 3, 2017: 5, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 10246200620072008200920102011201220132014201520162017201820192020202120222023202465242231
Apt Foundation NPIs by year issued2006: 6, 2007: 0, 2008: 0, 2009: 2, 2010: 4, 2011: 0, 2012: 2, 2013: 0, 2014: 2, 2015: 0, 2016: 3, 2017: 5, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 10246200620092012201520182021202462017: 5242231

Source: CMS NPPES, enumeration dates.

6 NPIs were issued in 2006 alone, more than in any other year; none in 11 of the years between.

New Haven locations

The city with the most Apt Foundation NPIs. The full list of all 25 follows.

NPILocationPrimary taxonomyIssued
18019509511 LONG WHARF DR, New HavenClinic/CenterDec 21, 2006
133620590554 E RAMSDELL ST, New HavenSubstance Abuse Rehabilitation FacilityDec 28, 2006
18615584051 LONG WHARF DR SUITE 10, New HavenAdult Mental Health Clinic/CenterDec 28, 2006
1144386442495 CONGRESS AVE, New HavenMethadone ClinicDec 29, 2006
18615581651 LONG WHARF DR STE 10, New HavenSubstance Use Disorder Rehabilitation Clinic/CenterDec 29, 2006
14878896551 LONG WHARF DR SUITE 10, New HavenMethadone ClinicMay 18, 2009
1649405887495 CONGRESS AVE, New HavenAdult Mental Health Clinic/CenterMay 18, 2009
161928861054 E RAMSDELL ST, New HavenAdult Mental Health Clinic/CenterJun 24, 2010
All 25 locations, by city
NPILocationPrimary taxonomyIssued
1013734888439 BOSTON POST RD, GuilfordMethadone ClinicSep 24, 2024
18019509511 LONG WHARF DR, New HavenClinic/CenterDec 21, 2006
133620590554 E RAMSDELL ST, New HavenSubstance Abuse Rehabilitation FacilityDec 28, 2006
18615584051 LONG WHARF DR SUITE 10, New HavenAdult Mental Health Clinic/CenterDec 28, 2006
1144386442495 CONGRESS AVE, New HavenMethadone ClinicDec 29, 2006
18615581651 LONG WHARF DR STE 10, New HavenSubstance Use Disorder Rehabilitation Clinic/CenterDec 29, 2006
14878896551 LONG WHARF DR SUITE 10, New HavenMethadone ClinicMay 18, 2009
1649405887495 CONGRESS AVE, New HavenAdult Mental Health Clinic/CenterMay 18, 2009
161928861054 E RAMSDELL ST, New HavenAdult Mental Health Clinic/CenterJun 24, 2010
194251194454 E RAMSDELL ST, New HavenSubstance Use Disorder Rehabilitation Clinic/CenterJun 24, 2010
17809870991 LONG WHARF DR STE 321, New HavenSubstance Use Disorder Rehabilitation Clinic/CenterDec 8, 2010
151822481554 E RAMSDELL ST, New HavenClinic/CenterApr 12, 2012
110418467054 E RAMSDELL ST, New HavenMethadone ClinicMay 2, 2012
1487062873495 CONGRESS AVE, New HavenClinic/CenterJul 29, 2014
140739508054 E RAMSDELL ST, New HavenClinic/CenterFeb 16, 2017
114476944954 E RAMSDELL ST, New HavenSubstance Abuse Rehabilitation FacilityFeb 20, 2017
150830580654 E RAMSDELL ST, New HavenSubstance Use Disorder Rehabilitation Clinic/CenterFeb 20, 2017
159820489354 E RAMSDELL ST, New HavenMethadone ClinicFeb 20, 2017
196294125254 E RAMSDELL ST, New HavenAdult Mental Health Clinic/CenterFeb 20, 2017
1073679445352 STATE ST, North HavenMethadone ClinicDec 29, 2006
1710298716352 STATE ST, North HavenAdult Mental Health Clinic/CenterJun 24, 2010
1396149597352 STATE ST, North HavenClinic/CenterOct 16, 2014
1235687120184 FRONT AVE, West HavenClinic/CenterSep 20, 2016
1982155859184 FRONT AVE, West HavenMethadone ClinicOct 17, 2016
1215488184184 FRONT AVE, West HavenAdult Mental Health Clinic/CenterOct 17, 2016

Checking an organization

  1. Match the NPI to the exact location you will visit or bill; each location can have its own.
  2. Confirm the business entity with the secretary of state.
  3. Check the HHS-OIG exclusion list for the organization and its owners.
  4. Verify each clinician you will see on their own record and with the state license search.

Common questions

Why does Apt Foundation have 25 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Apt Foundation's NPIs list practice locations in 4 cities.

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.