- Indianapolis Business Journal
- IndyStar
- Infinity Healthcare
- Infinity Healthcare of Arkansas
- Infinity Rehab
- Innovative Health
- Institute for Healthcare Improvement
- Institutional Property Advisors
- Institutional Shareholder Services
- Integra Med Analytics
- Integrated Care Solutions
- Integrated Rehab Consultants
- Integrity Healthcare Management
- IntelyCare
- Intermountain Health
- Invesque
- investments
- Irving Levin Associates
- Isabella Geriatric Center
- IUPUI
