| Akron City Hospital |
| Adena Regional Medical Center |
| Akron General Medical Center |
| American Nursing Care |
| Atrium Medical Center |
| Aultman Hospital |
| Berger Hospital |
| Briarfield Health Care Centers |
| Chalmers P. Wylie Ambulatory Care Center |
| Cincinnati VA Medical Center |
| Cleveland Clinic |
| Community Health Partners Regional Medical Center |
| Deaconess Homecare |
| Doctors Hospital |
| EMH Regional Healthcare Center |
| Fairfield Medical Center |
| Fairview Hospital |
| Forum Health - Northside Medical Center |
| Genesis HealthCare Systems |
| Good Samaritan Hospital (Cincinnati) |
| Good Samaritan Hospital (Dayton) |
| HCF Management |
| Lakewood Hospital Association |
| Licking Memorial Hospital |
| Lutheran Hospital - Main Site |
| Marion General Hospital, Inc. |
| MedCentral Health System- Mansfield Hospital |
| Mercy Hospital Anderson |
| Mercy Hospital of Tiffin, Ohio, Inc. |
| Mercy Hospital of Willard |
| Mercy Medical Center |
| Mercy Tiffin Hospital |
| MetroHealth Medical Center |
| Miami Valley Hospital |
| Mount Carmel East |
| Mount Carmel West |
| Parma Community General Hospital |
| Riverside Methodist Hospital |
| Southwest General Health Center |
| St. Anne Mercy Hospital |
| St. Ann's Hospital of Columbus, Inc. |
| St. Charles Mercy Hospital |
| St. John West Shore Hospital |
| St. Vincent Mercy Medical Center |
| The Christ Hospital |
| The MacIntosh Company |
| The MacIntosh Heart Health Center |
| The Ohio State University Hospital |
| Trinity Medical Center West |
| Trumbull Memorial Hospital |
| Union Hospital Association |
| University Hospitals Case Medical Center |
| VA Medical Center - Dayton Campus |
| VA Medical Center - Wade Park Division |
| Visiting Nurse Assoc of Cincinatti |
| Visiting Nurse Association of Ohio |