- Institute of Medicine
- Institute on Aging
- Insured Retirement Institute
- InSync Healthcare Solutions
- InTandem Capital Partners
- IntegraCare
- Integracare Inc.
- Integrated Home Care Services
- Integrity Home Care + Hospice
- Intel
- Intel-GE Care Innovations
- Inteli-Care
- InTeliCare Health Services
- IntellaTriage
- IntelyCare
- Interest.com
- Intergen Health LLC
- Interim Healthcare
- Interim HealthCare Inc.
- Interim HealthCare of Texas & New Mexico