| HCPCS | Health Care Financing Administration common procedural collecting system; Health Care Financing Admi... |
|---|---|
| HIS | health information system; Health Interview Survey; histatin; histidine; hospital information system... |
| HMIS | hazardous materials identification system; hospital medical information system |
| IMS | incurred in military service; Indian Medical Service; industrial methylated spirit; information mana... |
| IRIS | integrated risk information system; interleukin regulation of immune system; International Research ... |