County Of Lake
County Of Lake holds 53 active organization NPIs in the federal registry, with practice locations in 17 cities in 4 states. Each location can bill under its own NPI.
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 NPIWaukegan, IL has the most NPIs, 23
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.
12 NPIs were issued in 2006 alone, more than in any other year; none in 6 of the years between.
Waukegan, IL locations
The city with the most County Of Lake NPIs. The full list of all 53 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1174552293 | 2400 BELVIDERE RD, Waukegan, IL | Federally Qualified Health Center (FQHC) | Jul 1, 2006 |
| 1164446712 | 3010 GRAND AVE, Waukegan, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | Jul 27, 2006 |
| 1255342457 | 515 KELLER AVE, Waukegan, IL | Public Health or Welfare Agency | Aug 11, 2006 |
| 1497766570 | 3010 GRAND AVE, Waukegan, IL | Health Service Clinic/Center | Aug 11, 2006 |
| 1013920750 | 2303 DODGE AVE, Waukegan, IL | Public Health or Welfare Agency | Aug 14, 2006 |
| 1922011667 | 3010 GRAND AVE, Waukegan, IL | Public Health or Welfare Agency | Aug 14, 2006 |
| 1174745160 | 3010 GRAND AVE., Waukegan, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | May 2, 2007 |
| 1811109184 | 3002 GRAND AVE, Waukegan, IL | Substance Abuse Rehabilitation Facility | May 7, 2007 |
All 53 locations, by state and city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1619039211 | 7000B S CENTER DR, Clearlake, CA | Community/Behavioral Health Agency | Dec 14, 2006 |
| 1326252271 | 7000B S CENTER DR, Clearlake, CA | Mental Health Clinic/Center (Including Community Mental Health Center) | May 10, 2007 |
| 1356181127 | 14092 LAKESHORE DR, Clearlake, CA | Community/Behavioral Health Agency | May 29, 2024 |
| 1598505364 | 13300 E HIGHWAY 20 STE O, Clearlake Oaks, CA | Community/Behavioral Health Agency | May 29, 2024 |
| 1508598988 | 958 BEVINS CT, Lakeport, CA | Community/Behavioral Health Agency | Jun 25, 2022 |
| 1356181234 | 525 N MAIN ST, Lakeport, CA | Community/Behavioral Health Agency | May 29, 2024 |
| 1578861761 | 9345 WINCHESTER ST, Lower Lake, CA | Substance Use Disorder Rehabilitation Clinic/Center | Mar 11, 2011 |
| 1164265286 | 9055 HIGHWAY 53, Lower Lake, CA | Community/Behavioral Health Agency | Jun 17, 2024 |
| 1598500449 | 9055 HIGHWAY 53, Lower Lake, CA | Case Management Agency | Jul 1, 2024 |
| 1811886765 | 9055 HIGHWAY 53, Lower Lake, CA | Community/Behavioral Health Agency | Jul 2, 2025 |
| 1215140066 | 6302 THIRTEENTH AVE, Lucerne, CA | Community/Behavioral Health Agency | May 8, 2007 |
| 1720292329 | 6302 THIRTEENTH AVE, Lucerne, CA | Community/Behavioral Health Agency | May 10, 2007 |
| 1285663328 | 1840 GREEN BAY RD, Highland Park, IL | Federally Qualified Health Center (FQHC) | Jul 1, 2006 |
| 1316948912 | 1125 N MILWAUKEE AVE, Libertyville, IL | Skilled Nursing Facility | Aug 4, 2005 |
| 1912333576 | 18698 W PETERSON RD, Libertyville, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | Sep 16, 2013 |
| 1679900229 | 18698 W PETERSON RD, Libertyville, IL | Federally Qualified Health Center (FQHC) | Sep 27, 2013 |
| 1477036507 | 18736 W PETERSON RD, Libertyville, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | Sep 14, 2018 |
| 1083643118 | 2215 AUDREY NIXON BLVD, North Chicago, IL | Federally Qualified Health Center (FQHC) | Jul 1, 2006 |
| 1659583920 | 4118 GREENLEAF CT, Park City, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | May 7, 2007 |
| 1528370277 | 4118 GREENLEAF CT APT 202, Park City, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | Jul 10, 2010 |
| 1639588254 | 800 HIGH SCHOOL DR, Round Lake, IL | Federally Qualified Health Center (FQHC) | Aug 7, 2014 |
| 1750310884 | 224 W CLARENDON DR, Round Lake Beach, IL | Federally Qualified Health Center (FQHC) | Jul 1, 2006 |
| 1902027147 | 423 E WASHINGTON ST, Round Lake Park, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | May 2, 2007 |
| 1619416401 | 423 E WASHINGTON ST, Round Lake Park, IL | Substance Use Disorder Rehabilitation Clinic/Center | Feb 14, 2017 |
| 1629256060 | 24647 N MILWAUKEE AVE, Vernon Hills, IL | Substance Abuse Rehabilitation Facility | Feb 7, 2008 |
| 1417243288 | 24647 N MILWAUKEE AVE, Vernon Hills, IL | Emotionally Disturbed Childrens' Residential Treatment Facility | Jun 21, 2011 |
| 1174552293 | 2400 BELVIDERE RD, Waukegan, IL | Federally Qualified Health Center (FQHC) | Jul 1, 2006 |
| 1164446712 | 3010 GRAND AVE, Waukegan, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | Jul 27, 2006 |
| 1255342457 | 515 KELLER AVE, Waukegan, IL | Public Health or Welfare Agency | Aug 11, 2006 |
| 1497766570 | 3010 GRAND AVE, Waukegan, IL | Health Service Clinic/Center | Aug 11, 2006 |
| 1013920750 | 2303 DODGE AVE, Waukegan, IL | Public Health or Welfare Agency | Aug 14, 2006 |
| 1922011667 | 3010 GRAND AVE, Waukegan, IL | Public Health or Welfare Agency | Aug 14, 2006 |
| 1174745160 | 3010 GRAND AVE., Waukegan, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | May 2, 2007 |
| 1811109184 | 3002 GRAND AVE, Waukegan, IL | Substance Abuse Rehabilitation Facility | May 7, 2007 |
| 1720290091 | 3004 GRAND AVE, Waukegan, IL | Substance Use Disorder Rehabilitation Clinic/Center | May 7, 2007 |
| 1568674836 | 3010 GRAND AVE., Waukegan, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | May 7, 2007 |
| 1477765741 | 2410 BELVIDERE RD, Waukegan, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | May 7, 2007 |
| 1821200197 | 3002 GRAND AVE, Waukegan, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | May 7, 2007 |
| 1477721496 | 2424 WASHINGTON ST, Waukegan, IL | Health Service Clinic/Center | Feb 12, 2008 |
| 1376717702 | 3010 GRAND AVE, Waukegan, IL | Federally Qualified Health Center (FQHC) | Apr 16, 2008 |
| 1619101292 | 2615 WASHINGTON STREET, Waukegan, IL | Federally Qualified Health Center (FQHC) | May 11, 2009 |
| 1235453309 | 3010 GRAND AVE, Waukegan, IL | Federally Qualified Health Center (FQHC) | Mar 18, 2010 |
| 1053623637 | 3010 GRAND AVE, Waukegan, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | Jul 12, 2010 |
| 1992155022 | 3004 GRAND AVE, Waukegan, IL | Federally Qualified Health Center (FQHC) | Jun 20, 2016 |
| 1356888515 | 3010 GRAND AVE, Waukegan, IL | Substance Use Disorder Rehabilitation Clinic/Center | Jan 26, 2017 |
| 1700369758 | 3010 GRAND AVE, Waukegan, IL | Case Management Agency | Sep 14, 2018 |
| 1578287827 | 3010 GRAND AVE, Waukegan, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | Sep 30, 2022 |
| 1871414904 | 3170 W GRANDVILLE AVE, Waukegan, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | Jul 23, 2026 |
| 1457272585 | 3140 W GRANDVILLE AVE, Waukegan, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | Jul 23, 2026 |
| 1023047164 | 1911 27TH ST, Zion, IL | Federally Qualified Health Center (FQHC) | Jul 1, 2006 |
| 1538380647 | 2905 WILLOW LN APT C1, Zion, IL | Mental Health Clinic/Center (Including Community Mental Health Center) | May 2, 2007 |
| 1376646380 | 100 N D ST SUITE 100, Lakeview, OR | State or Local Public Health Clinic/Center | Sep 6, 2006 |
| 1730179250 | 333 KENTUCKY ST, Tiptonville, TN | Land Ambulance | Oct 26, 2005 |
Related names
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 County Of Lake have 53 NPIs?
An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. County Of Lake's NPIs list practice locations in 17 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.