Registry data as of Aug 27, 2026

Dreyer Clinic

Dreyer Clinic holds 12 active organization NPIs in the federal registry, with practice locations in 7 Illinois cities. All list multi-specialty clinic/center 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

Aurora has the most NPIs, 6

  1. Aurora6
  2. Batavia1
  3. Downers Grove1
  4. Naperville1
  5. Oswego1
  6. Plainfield1
  7. Yorkville1

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

Most NPIs were issued in 2006 and 2015

Dreyer Clinic NPIs by year issued2006: 1, 2007: 0, 2008: 0, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 8, 2016: 1, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 1, 2022: 10246820062008201020122014201620182020202212015: 8111
Dreyer Clinic NPIs by year issued2006: 1, 2007: 0, 2008: 0, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 8, 2016: 1, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 1, 2022: 1024682006200720082009201020112012201320142015201620172018201920202021202218111
Dreyer Clinic NPIs by year issued2006: 1, 2007: 0, 2008: 0, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 8, 2016: 1, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 1, 2022: 10246820062008201020122014201620182020202212015: 8111

Source: CMS NPPES, enumeration dates.

8 NPIs were issued in 2015 alone, more than in any other year; none in 12 of the years between.

Aurora locations

The city with the most Dreyer Clinic NPIs. The full list of all 12 follows.

NPILocationPrimary taxonomyIssued
11847183552285 SEQUOIA DR, AuroraMulti-Specialty Clinic/CenterOct 3, 2006
17800587762040 OGDEN AVE SUITE 401, AuroraMulti-Specialty Clinic/CenterNov 14, 2015
14072218984100 HEALTHWAY DR, AuroraMulti-Specialty Clinic/CenterDec 10, 2015
18719682632424 W INDIAN TRL SUITE B, AuroraMulti-Specialty Clinic/CenterDec 10, 2015
17800591701221 N HIGHLAND AVE, AuroraMulti-Specialty Clinic/CenterDec 10, 2015
18113428762285 SEQUOIA DR, AuroraMulti-Specialty Clinic/CenterApr 27, 2016
All 12 locations, by city
NPILocationPrimary taxonomyIssued
11847183552285 SEQUOIA DR, AuroraMulti-Specialty Clinic/CenterOct 3, 2006
17800587762040 OGDEN AVE SUITE 401, AuroraMulti-Specialty Clinic/CenterNov 14, 2015
14072218984100 HEALTHWAY DR, AuroraMulti-Specialty Clinic/CenterDec 10, 2015
18719682632424 W INDIAN TRL SUITE B, AuroraMulti-Specialty Clinic/CenterDec 10, 2015
17800591701221 N HIGHLAND AVE, AuroraMulti-Specialty Clinic/CenterDec 10, 2015
18113428762285 SEQUOIA DR, AuroraMulti-Specialty Clinic/CenterApr 27, 2016
15082305902500 W FABYAN PKWY, BataviaMulti-Specialty Clinic/CenterNov 14, 2015
17005534843551 HIGHLAND AVE STE 200B, Downers GroveMulti-Specialty Clinic/CenterAug 30, 2021
19227521381508 AURORA AVE, NapervilleMulti-Specialty Clinic/CenterFeb 7, 2022
186186685780 TEMPLETON DR, OswegoMulti-Specialty Clinic/CenterNov 14, 2015
168904867024508 W VILLAGE CTR DR, PlainfieldMulti-Specialty Clinic/CenterNov 14, 2015
11244921111500 SYCAMORE RD, YorkvilleMulti-Specialty Clinic/CenterNov 14, 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 Dreyer Clinic 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. Dreyer Clinic's NPIs list practice locations in 7 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.