Registry data as of Aug 27, 2026

Complementary Support Services

Complementary Support Services holds 3 active organization NPIs in the federal registry, with practice locations in 2 Minnesota 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 →

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

Richfield has the most NPIs, 2

  1. Richfield2
  2. Chanhassen1

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

Most NPIs were issued in 2005 and 2006

Complementary Support Services NPIs by year issued2005: 1, 2006: 1, 2007: 0, 2008: 0, 2009: 0, 2010: 100.30.50.81200520062007200820092010111
Complementary Support Services NPIs by year issued2005: 1, 2006: 1, 2007: 0, 2008: 0, 2009: 0, 2010: 100.30.50.81200520062007200820092010111
Complementary Support Services NPIs by year issued2005: 1, 2006: 1, 2007: 0, 2008: 0, 2009: 0, 2010: 100.30.50.81200520062007200820092010111

Source: CMS NPPES, enumeration dates.

1 NPIs were issued in 2005 alone, more than in any other year; none in 3 of the years between.

Richfield locations

The city with the most Complementary Support Services NPIs. The full list of all 3 follows.

NPILocationPrimary taxonomyIssued
10230934736701 PENN AVE S SUITE #301, RichfieldClinical Social WorkerDec 8, 2005
11745378236701 PENN AVE S SUITE #301, RichfieldVoluntary or Charitable AgencyJul 28, 2006
All 3 locations, by city
NPILocationPrimary taxonomyIssued
14970777962345 STONE CREEK LN W, ChanhassenCommunity/Behavioral Health AgencyFeb 28, 2010
10230934736701 PENN AVE S SUITE #301, RichfieldClinical Social WorkerDec 8, 2005
11745378236701 PENN AVE S SUITE #301, RichfieldVoluntary or Charitable AgencyJul 28, 2006

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 Complementary Support Services have 3 NPIs?

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