Ca Group
Ca Group holds 11 active organization NPIs in the federal registry, with practice locations in 8 Illinois cities. 10 list cardiovascular disease physician 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 NPIBelleville has the most NPIs, 4
Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.
Most NPIs were issued in 2010 and 2014
Source: CMS NPPES, enumeration dates.
6 NPIs were issued in 2010 alone, more than in any other year; none in 2 of the years between.
Belleville locations
The city with the most Ca Group NPIs. The full list of all 11 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1689997280 | 4600 MEMORIAL DRIVE STE. W-1, Belleville | Cardiovascular Disease Physician | Mar 10, 2010 |
| 1376857656 | 4550 MEMORIAL DR STE 310, Belleville | Cardiovascular Disease Physician | Jul 29, 2010 |
| 1649584921 | 4550 MEMORIAL DR SUITE 320, Belleville | Cardiovascular Disease Physician | Jul 29, 2010 |
| 1356632186 | 4600 MEMORIAL DRIVE SUITE W-1, Belleville | Cardiovascular Disease Physician | Apr 27, 2011 |
All 11 locations, by city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1689997280 | 4600 MEMORIAL DRIVE STE. W-1, Belleville | Cardiovascular Disease Physician | Mar 10, 2010 |
| 1376857656 | 4550 MEMORIAL DR STE 310, Belleville | Cardiovascular Disease Physician | Jul 29, 2010 |
| 1649584921 | 4550 MEMORIAL DR SUITE 320, Belleville | Cardiovascular Disease Physician | Jul 29, 2010 |
| 1356632186 | 4600 MEMORIAL DRIVE SUITE W-1, Belleville | Cardiovascular Disease Physician | Apr 27, 2011 |
| 1477866671 | 4043 MISSISSIPPI AVE, Cahokia | Cardiovascular Disease Physician | Jul 16, 2010 |
| 1467876565 | 830 ADMIRAL WEINEL BLVD, Columbia | Cardiovascular Disease Physician | Feb 10, 2014 |
| 1700189974 | 317 SALEM PL SUITE180, Fairview Heights | Cardiovascular Disease Physician | Dec 9, 2010 |
| 1699014407 | 1245 S MILL ST, Nashville | Cardiovascular Disease Physician | Feb 14, 2013 |
| 1255634424 | 310 N SEVEN HILLS RD STE 150, O Fallon | Cardiovascular Disease Physician | Dec 9, 2010 |
| 1619327376 | 1404 CROSS ST SUITE 2940, Shiloh | Clinical Cardiac Electrophysiology Physician | Jun 14, 2016 |
| 1295159184 | 4017 ILLINOIS ROUTE 159 SUITE 101, Smithton | Cardiovascular Disease Physician | Feb 12, 2014 |
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 Ca Group have 11 NPIs?
An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Ca Group's NPIs list practice locations in 8 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.