Jack Mabley Developmental Center
Jack Mabley Developmental Center holds 6 active organization NPIs in the federal registry, with practice locations in 1 Illinois city. All list intellectual and/or developmental disabilities residential treatment facility 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 NPIDixon 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.
Dixon locations
The city with the most Jack Mabley Developmental Center NPIs. The full list of all 6 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1770628398 | 1120 WASHINGTON AVE, Dixon | Intellectual and/or Developmental Disabilities Residential Treatment Facility | Feb 21, 2007 |
| 1619012234 | 1120 WASHINGTON AVE, Dixon | Intellectual and/or Developmental Disabilities Residential Treatment Facility | Feb 21, 2007 |
| 1528103140 | 1120 WASHINGTON AVE, Dixon | Intellectual and/or Developmental Disabilities Residential Treatment Facility | Feb 21, 2007 |
| 1831234475 | 1120 WASHINGTON AVE, Dixon | Intellectual and/or Developmental Disabilities Residential Treatment Facility | Feb 21, 2007 |
| 1285779892 | 1120 WASHINGTON AVE, Dixon | Intellectual and/or Developmental Disabilities Residential Treatment Facility | Feb 21, 2007 |
| 1326183948 | 1120 WASHINGTON AVE, Dixon | Intellectual and/or Developmental Disabilities Residential Treatment Facility | Feb 21, 2007 |
All 6 locations, by city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1770628398 | 1120 WASHINGTON AVE, Dixon | Intellectual and/or Developmental Disabilities Residential Treatment Facility | Feb 21, 2007 |
| 1619012234 | 1120 WASHINGTON AVE, Dixon | Intellectual and/or Developmental Disabilities Residential Treatment Facility | Feb 21, 2007 |
| 1528103140 | 1120 WASHINGTON AVE, Dixon | Intellectual and/or Developmental Disabilities Residential Treatment Facility | Feb 21, 2007 |
| 1831234475 | 1120 WASHINGTON AVE, Dixon | Intellectual and/or Developmental Disabilities Residential Treatment Facility | Feb 21, 2007 |
| 1285779892 | 1120 WASHINGTON AVE, Dixon | Intellectual and/or Developmental Disabilities Residential Treatment Facility | Feb 21, 2007 |
| 1326183948 | 1120 WASHINGTON AVE, Dixon | Intellectual and/or Developmental Disabilities Residential Treatment Facility | Feb 21, 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 Jack Mabley Developmental Center 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. Jack Mabley Developmental Center'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.