| Acronym | Definition |
|---|
| MMIS➣Medicaid Management Information System (various US states) |
| MMIS➣Municipal Management Information System |
| MMIS➣Malignant Melanoma In Situ (cancer) |
| MMIS➣Materials Manager Information System |
| MMIS➣Maria Montessori International School (Philippines) |
| MMIS➣Maintenance Management Information System (Rail Industry) |
| MMIS➣massively multiparticipant Internet sport |
| MMIS➣Microsoft Mobile Information Server |
| MMIS➣Making Medical Injections Safer (John Snow, Inc.) |
| MMIS➣Master of Management Information Systems |
| MMIS➣Material Management Information System |
| MMIS➣Montreal Musical Instrument Show (Montreal, Canada) |
| MMIS➣Modification Management Information System |
| MMIS➣Military-Man-In-Space |
| MMIS➣Manpower Management Information System |
| MMIS➣Man Machine Interface Subsystem |
| MMIS➣Member of the Marketing Institute of Singapore |
| MMIS➣Massachusetts Metrology and Instrument Service (Rockland, MA) |
| MMIS➣Matrixx-MDB Integration Software (International Space Station flight configurations information repository) |
| MMIS➣Master's in Management Information Systems |