Find an organization's NPI
5 active organization NPIs are registered under names beginning "Ronald Weems Jr" in Illinois. Each location can bill under its own NPI, so add the city to find the one you need.
1 to 5 of 5, exact name first
- Ronald Weems Jr. PC1205008240
Dentist · Collinsville, IL · issued Mar 31, 2008
- Ronald Weems Jr. PC1255659272
General Practice Dentistry · Collinsville, IL · issued May 14, 2010
- Ronald Weems Jr. PC1104098144
Dentist · Granite City, IL · issued Mar 31, 2008
- Ronald Weems Jr. PC1700100930
General Practice Dentistry · O Fallon, IL · issued Mar 17, 2010
- Ronald Weems Jr PC1972762367
General Practice Dentistry · Wood River, IL · issued Jun 2, 2008
Source: CMS NPPES monthly file of Aug 9, 2026, organization (Type 2) records.