Registry data as of Aug 27, 2026

Arc Mercer

Arc Mercer holds 42 active organization NPIs in the federal registry, with practice locations in 9 New Jersey cities. 30 list developmentally disabled services day training agency as their primary taxonomy; 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 →

Which NPI is yours?

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

Find a location's NPI

Hamilton has the most NPIs, 10

  1. Hamilton10
  2. Trenton9
  3. Lawrenceville8
  4. Robbinsville6
  5. Ewing4
  6. Pennington2
  7. East Windsor1
  8. Princeton1

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

Most NPIs were issued in 2011 and 2015

Arc Mercer NPIs by year issued2011: 1, 2012: 0, 2013: 0, 2014: 0, 2015: 41020406020112012201320142015141
Arc Mercer NPIs by year issued2011: 1, 2012: 0, 2013: 0, 2014: 0, 2015: 41020406020112012201320142015141
Arc Mercer NPIs by year issued2011: 1, 2012: 0, 2013: 0, 2014: 0, 2015: 41020406020112012201320142015141

Source: CMS NPPES, enumeration dates.

41 NPIs were issued in 2015 alone, more than in any other year; none in 3 of the years between.

Hamilton locations

The city with the most Arc Mercer NPIs. The full list of all 42 follows.

NPILocationPrimary taxonomyIssued
15182622031542 KUSER RD STE B7, HamiltonClinic/CenterJan 11, 2011
12658131331330 CEDAR LN, HamiltonDevelopmentally Disabled Services Day Training AgencyJun 16, 2015
11143080871072 OLD TRENTON RD, HamiltonDevelopmentally Disabled Services Day Training AgencyJun 16, 2015
18911773662300 S BROAD ST APT A-2, HamiltonCommunity/Behavioral Health AgencyJun 22, 2015
17002682735205 TALBOT WAY, HamiltonDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
1831571397695 KUSER RD APT D-1, HamiltonDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
1194107656229 GRAND AVE, HamiltonDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
1538541099745 KUSER RD APT F5, HamiltonCommunity/Behavioral Health AgencyJun 22, 2015
All 42 locations, by city
NPILocationPrimary taxonomyIssued
1487036109145 PRINCETON ARMS APT. 2, East WindsorDevelopmentally Disabled Services Day Training AgencyJun 19, 2015
1235517723180 EWINGVILLE RD, EwingDevelopmentally Disabled Services Day Training AgencyMay 15, 2015
1932580818105 BUTTONWOOD DR APT 1, EwingCommunity/Behavioral Health AgencyJun 16, 2015
19123887291015 WHITEHEAD ROAD EXT APT 120, EwingCommunity/Behavioral Health AgencyJun 17, 2015
10638945251015 WHITEHEAD ROAD EXT APT 1, EwingCommunity/Behavioral Health AgencyJun 22, 2015
15182622031542 KUSER RD STE B7, HamiltonClinic/CenterJan 11, 2011
12658131331330 CEDAR LN, HamiltonDevelopmentally Disabled Services Day Training AgencyJun 16, 2015
11143080871072 OLD TRENTON RD, HamiltonDevelopmentally Disabled Services Day Training AgencyJun 16, 2015
18911773662300 S BROAD ST APT A-2, HamiltonCommunity/Behavioral Health AgencyJun 22, 2015
17002682735205 TALBOT WAY, HamiltonDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
1831571397695 KUSER RD APT D-1, HamiltonDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
1194107656229 GRAND AVE, HamiltonDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
1538541099745 KUSER RD APT F5, HamiltonCommunity/Behavioral Health AgencyJun 22, 2015
1629450184655 KUSER RD APT A-5, HamiltonCommunity/Behavioral Health AgencyJun 22, 2015
1114309671635 KUSER RD APT B-6, HamiltonDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
128501516499 HILLCREST AVE, LawrencevilleDevelopmentally Disabled Services Day Training AgencyJun 16, 2015
11244007262013 LAWRENCEVILLE RD, LawrencevilleDevelopmentally Disabled Services Day Training AgencyJun 19, 2015
138602698719 E DARRAH LN, LawrencevilleDevelopmentally Disabled Services Day Training AgencyJun 19, 2015
12254108228 VANDERVEER DR, LawrencevilleDevelopmentally Disabled Services Day Training AgencyJun 19, 2015
16799551322350 PRINCETON PIKE APT 425, LawrencevilleDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
14274309825 FREEDOM BLVD, LawrencevilleCommunity/Behavioral Health AgencyJun 22, 2015
1740662204423 LAWRENCEVILLE RD APT 510, LawrencevilleDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
15789450362350 PRINCETON PIKE APT 441, LawrencevilleDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
1265813091228 W DELAWARE AVE APT 1R, PenningtonDevelopmentally Disabled Services Day Training AgencyJun 17, 2015
1629450192725 DENOW RD, PenningtonDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
1023499845211 MANDON CT, PrincetonDevelopmentally Disabled Services Day Training AgencyJun 17, 2015
11244090249 HILLTOP PL, RobbinsvilleDevelopmentally Disabled Services Day Training AgencyJun 16, 2015
1326420886154 ROBBINSVILLE ALLENTOWN RD, RobbinsvilleCommunity/Behavioral Health AgencyJun 22, 2015
1285016741221 HUTCHINSON RD UNIT 4, RobbinsvilleDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
1255713707315 WALDEN CIR, RobbinsvilleDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
1043692510203 ROBBINSVILLE EDINBURG RD, RobbinsvilleCommunity/Behavioral Health AgencyJun 22, 2015
1376925834221 HUTCHINSON RD UNIT 1, RobbinsvilleDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
1699156562608 GREENWOOD AVE, TrentonDevelopmentally Disabled Services Day Training AgencyJun 16, 2015
1144601022196 ROUTE 156 APT 1, TrentonCommunity/Behavioral Health AgencyJun 16, 2015
12658130001112 RIVERSIDE AVE APT 2E, TrentonDevelopmentally Disabled Services Day Training AgencyJun 17, 2015
1598146334323 S BROAD ST APT 901, TrentonDevelopmentally Disabled Services Day Training AgencyJun 17, 2015
1669854238600 NEW YORK AVE, TrentonDevelopmentally Disabled Services Day Training AgencyJun 19, 2015
1033591631837 PLUM ST, TrentonDevelopmentally Disabled Services Day Training AgencyJun 19, 2015
1295117752106 TYLER ST APT 1, TrentonDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
12153197772300 S BROAD ST APT C-8, TrentonDevelopmentally Disabled Services Day Training AgencyJun 22, 2015
1003298563323 S BROAD ST APT 304, TrentonCommunity/Behavioral Health AgencyJun 22, 2015
17507634214134 SOUTH BROAD STREET APT R-9, YardvilleDevelopmentally Disabled Services Day Training AgencyJun 18, 2015

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 Arc Mercer have 42 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Arc Mercer's NPIs list practice locations in 9 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.