| NPI | LastName | FirstName | MidName | Organization | Mailing Address | City | State | Zip |
| 1184992380 | NORTH IOWA MERCY CLINICS | 621 S ILLINOIS AVE | MASON CITY | IA | 504015405 | |||
| 1659891687 | SUMMERS | GARTH | KELLOGG | 600 1ST ST NW STE 101 | MASON CITY | IA | 504012932 | |
| 1104857127 | TAN | THOO | H | 1010 4TH ST SW | MASON CITY | IA | 504012857 |