Il Dept Of Human Services
Il Dept Of Human Services holds 6 active organization NPIs in the federal registry, with practice locations in 1 Illinois city. All list psychiatric hospital unit as their primary taxonomy; each location can bill under its own NPI.
Search the organization with your city to find the NPI for the location you visit or bill.
Find a location's NPIChester has the most NPIs, 6
Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.
NPIs by year issued
Source: CMS NPPES, enumeration dates.
6 NPIs were issued in 2007 alone, more than in any other year.
Chester locations
The city with the most Il Dept Of Human Services NPIs. The full list of all 6 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1215062112 | 1315 LEHMEN DR, Chester | Psychiatric Hospital Unit | Feb 22, 2007 |
| 1013042852 | 1315 LEHMEN DR, Chester | Psychiatric Hospital Unit | Feb 22, 2007 |
| 1376678201 | 1315 LEHMEN DR, Chester | Psychiatric Hospital Unit | Feb 22, 2007 |
| 1184759185 | 1315 LEHMEN DR, Chester | Psychiatric Hospital Unit | Feb 22, 2007 |
| 1376678318 | 1315 LEHMEN DR, Chester | Psychiatric Hospital Unit | Feb 22, 2007 |
| 1104951201 | 1315 LEHMEN DR, Chester | Psychiatric Hospital Unit | Feb 22, 2007 |
All 6 locations, by city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1215062112 | 1315 LEHMEN DR, Chester | Psychiatric Hospital Unit | Feb 22, 2007 |
| 1013042852 | 1315 LEHMEN DR, Chester | Psychiatric Hospital Unit | Feb 22, 2007 |
| 1376678201 | 1315 LEHMEN DR, Chester | Psychiatric Hospital Unit | Feb 22, 2007 |
| 1184759185 | 1315 LEHMEN DR, Chester | Psychiatric Hospital Unit | Feb 22, 2007 |
| 1376678318 | 1315 LEHMEN DR, Chester | Psychiatric Hospital Unit | Feb 22, 2007 |
| 1104951201 | 1315 LEHMEN DR, Chester | Psychiatric Hospital Unit | Feb 22, 2007 |
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 Il Dept Of Human Services have 6 NPIs?
An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Il Dept Of Human Services's NPIs list practice locations in 1 city.
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.