| Abbreviation | Definition |
|---|---|
| IPT | Intermittent Preventive Treatment |
| IPTA | Illinois Physical Therapy Association |
| IPTA | Iowa Physical Therapy Association |
| IPTI | Intermittent Preventive Treatment in Infants |
| IPV | Impulsator Percussionator Ventilator |
| IPVR | Institutions Psychiatriques du Valais Romand |
| IR | Index of Response |
| IR | Individual Referral |
| IRAD | International Registry of acute Aortic Dissections |
| IRD | In the Ring Donor |
| IRF | Inpatient Rehabilitation Faclity |
| IRIS | Intern and Resident Information System |
| IRMH | Indian River Memorial Hospital |
| IRRT | Intermittent Renal Replacement Therapy |
| IRS | Isolation Resistance Sanitation |
| ISC | Intermittent Self-Catheterization |
| ISCU | Infant Special Care Unit |
| ISCU | Intensive Special Care Unit |
| ISDL | Integrated Standard Drug List |
| ISDT | Integrated Service Delivery Team |