COUNTY OF LAKE
NPI 1821200197
Clinic/Center - Mental Health (Including Community Mental Health Center) in Waukegan, IL
About County Of Lake NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
COUNTY OF LAKE (NPI 1821200197), doing business as Lake County Health Department And Community Health Center, is a healthcare organization registered as a mental health (including community mental health center) in Waukegan, Illinois and active in the NPI registry since May 2007. The organization lists Sam Johnson, Deputy Executive Director, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
County Of Lake is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
151Medicare enrollment records show 151 clinicians reassign Medicare billing to County Of Lake, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 61 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 18
Nearest to this location (20)
See all 151Waukegan, IL 60085
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is County Of Lake's NPI number?
The NPI number for County Of Lake is 1821200197. It was assigned to this organization in the NPPES registry on May 7, 2007. The provider is doing business as Lake County Health Department and Community Health Center.
Where is County Of Lake located?
County Of Lake is located at 3002 Grand Ave, Waukegan, IL 60085. The listed phone number is (847) 377-8273.
What is County Of Lake's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.
Is County Of Lake enrolled in Medicare?
Yes. County Of Lake is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through County Of Lake?
According to the CMS Revalidation Reassignment List (October 2026 release), 151 clinicians in 18 Medicare specialties reassign their Medicare billing to County Of Lake. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (46), Mental Health Counselor (17) and Clinical Social Worker (16). Of these, 3 practice at this address and 61 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does County Of Lake accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list County Of Lake as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for County Of Lake was last updated on August 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 53 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# County Of Lake · NPI 1821200197
Mental Health (Including Community Mental Health Center) organization in Waukegan, Illinois. Organization record, active in the CMS NPPES registry since May 7, 2007.
## Identity
- **NPI:** 1821200197 (Entity type: Organization)
- **Enumerated:** May 7, 2007
- **Primary specialty:** Clinic/Center - Mental Health (Including Community Mental Health Center) · taxonomy 261QM0801X
- **Also known as:** Lake County Health Department and Community Health Center (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Sam Johnson, DEPUTY EXECUTIVE DIRECTOR
## Practice location
- **Address:** 3002 GRAND AVE, Waukegan, IL 60085-2321
- **Phone:** (847) 377-8273 · **Fax:** (847) 360-7377
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 151 clinicians in 18 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (46), Mental Health Counselor (17), Clinical Social Worker (16); 3 practice at this address and 61 within 10 miles; [full list](https://npiprofile.com/npi/1821200197/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 31, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1821200197) · Data from the CMS NPPES public registry.