| Dane Schumann | American College of Obstetricians & Gynecologists | Undecided | GA91 |
| Dustin Rush | Americans For Prosperity | Supporting | GA91 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA91 |
| David Adelman | Iowa Academy of Family Physicians | Undecided | GA91 |
| Frank Chiodo | Iowa Academy of Family Physicians | Undecided | GA91 |
| Matt Hinch | Iowa Academy of Family Physicians | Undecided | GA91 |
| Paige Thorson | Iowa Academy of Family Physicians | Undecided | GA91 |
| Sara Allen | Iowa Academy of Family Physicians | Undecided | GA91 |
| Amy Campbell | Iowa Affiliate of the American College of Nurse-Midwives | Supporting | GA91 |
| Craig Patterson | Iowa Affiliate of the American College of Nurse-Midwives | Supporting | GA91 |
| David Adelman | Iowa Association of Ambulatory Surgery Centers | Undecided | GA91 |
| Frank Chiodo | Iowa Association of Ambulatory Surgery Centers | Undecided | GA91 |
| Matt Hinch | Iowa Association of Ambulatory Surgery Centers | Undecided | GA91 |
| Paige Thorson | Iowa Association of Ambulatory Surgery Centers | Undecided | GA91 |
| Sara Allen | Iowa Association of Ambulatory Surgery Centers | Undecided | GA91 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA91 |
| John Davis | Iowa Association of Business and Industry (ABI) | Undecided | GA91 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA91 |
| Amy Campbell | Iowa Association of Rural Health Clinics | Undecided | GA91 |
| Craig Patterson | Iowa Association of Rural Health Clinics | Undecided | GA91 |
| Amy Campbell | Iowa Behavioral Health Association (IBHA) | Undecided | GA91 |
| Craig Patterson | Iowa Behavioral Health Association (IBHA) | Undecided | GA91 |
| Carolann Jensen | Iowa Board of Regents | Undecided | GA91 |
| Jason Chapman | Iowa Board of Regents | Undecided | GA91 |
| Jennifer Harbison | Iowa Board of Regents | Undecided | GA91 |
| Jillian Carlson | Iowa Board of Regents | Undecided | GA91 |
| Amy Campbell | Iowa Chapter of the National Association of Pediatric Nurse Practitioners | Undecided | GA91 |
| Craig Patterson | Iowa Chapter of the National Association of Pediatric Nurse Practitioners | Undecided | GA91 |
| David Adelman | Iowa Health Care Association | Undecided | GA91 |
| Frank Chiodo | Iowa Health Care Association | Undecided | GA91 |
| Matt Hinch | Iowa Health Care Association | Undecided | GA91 |
| Paige Thorson | Iowa Health Care Association | Undecided | GA91 |
| Sara Allen | Iowa Health Care Association | Undecided | GA91 |
| Andy Conlin | Iowa Independent Physician Group | Supporting | GA91 |
| Dennis Tibben | Iowa Independent Physician Group | Supporting | GA91 |
| Clair Lewis | Iowa Medical Society | Undecided | GA91 |
| Kate Walton | Iowa Medical Society | Undecided | GA91 |
| Matt Eide | Iowa Medical Society | Undecided | GA91 |
| Amy Campbell | Iowa Nurse Practitioners Society | Undecided | GA91 |
| Craig Patterson | Iowa Nurse Practitioners Society | Undecided | GA91 |
| Emily Piper | Iowa Psychiatric Physicians Society | Undecided | GA91 |
| Logan Shine | Iowa Psychiatric Physicians Society | Undecided | GA91 |
| Amy Campbell | Iowa Psychological Association | Undecided | GA91 |
| Craig Patterson | Iowa Psychological Association | Undecided | GA91 |
| David Peck | Iowa Total Care, A Subsidiary of Centene Corporation | Undecided | GA91 |
| Jake Ketzner | Iowa Total Care, A Subsidiary of Centene Corporation | Undecided | GA91 |
| Jay McLaren | Iowa Total Care, A Subsidiary of Centene Corporation | Undecided | GA91 |
| Marc Beltrame | Iowa Total Care, A Subsidiary of Centene Corporation | Undecided | GA91 |
| Nick Boeyink | Iowa Total Care, A Subsidiary of Centene Corporation | Undecided | GA91 |
| Andy Conlin | Iowans for Tax Relief | Supporting | GA91 |
| Chris Hagenow | Iowans for Tax Relief | Supporting | GA91 |
| Mark Joyce | MercyOne | Undecided | GA91 |
| Kileen Lindgren | Pacific Legal Foundation | Supporting | GA91 |
| David Adelman | UnityPoint Health | Undecided | GA91 |
| Frank Chiodo | UnityPoint Health | Undecided | GA91 |
| Matt Hinch | UnityPoint Health | Undecided | GA91 |
| Paige Thorson | UnityPoint Health | Undecided | GA91 |
| Sara Allen | UnityPoint Health | Undecided | GA91 |
| Brandon Geib | Wellmark, Inc. | Undecided | GA91 |
| Scott Sundstrom | Wellmark, Inc. | Undecided | GA91 |