The following organizations have voiced public opposition to his proposal so far:
- The AARP
- American Hospital Association
- Federation of American Hospitals
- America's Essential Hospitals
- Families USA
- The American Medical Association
- American Nurses Association
- American College of Physicians
- National Nurses United
- National Physicians Alliance
- Association of American Physicians and Surgeons
- Heritage Action
- Cato Institute
- Americans for Prosperity
- FreedomWorks
- Tea Party Patriots
- MoveOn.org
- American Bridge
- Center for American Progress
- Our Revolution