- Imperial Healthcare Group
- Inbound Health
- Independence Living Centers
- Independent Shareholder Services
- Indiana Health Care Association
- Indiana Health Care Association and Indiana Center for Assisted Living
- Indiana University
- Indiana University Center for Aging Research
- Indiana University for Aging Research
- Indiana University School of Medicine
- Indianapolis Business Journal
- IndyStar
- Infectious Disease Society of America
- Infinite Healthcare
- infinity health care management
- Infinity Healthcare
- Infinity Healthcare of Arkansas
- Infinity Rehab
- Inflect
- Ingleside Communities