| Mary Ogilvy Home | The Mary Ogilvy Homes Society | Residential | active | 80 | New Town |
| Mary Potter Nursing Home | The Mary Potter Nursing Home and The Ethel Forrest Day Care Centre Pty Ltd | Residential | active | 80 | Wagga Wagga - West |
| Mary's Grange CACP Service | Southern Cross Care (Tas) Inc | Home Care | active | 0 | Taroona - Bonnet Hill |
| Mater Christi Aged Care Facility | The Trustees of the Roman Catholic Church for the Diocese of Lismore Sawtell Catholic Care of the Aged Committee | Residential | active | 101 | Sawtell - Boambee |
| Matthew Flinders Home Inc | Matthew Flinders Home Inc | Residential | active | 76 | Port Lincoln |
| Matthew Flinders Home Inc. Home Care Packages Program | Matthew Flinders Home Inc | Home Care | active | 0 | Port Lincoln |
| Maxlife Care | Maxlife Care Pty Ltd | Home Care | active | 0 | St Leonards - Naremburn |
| Maybanke Aged Care Plus Centre | The Salvation Army (NSW) Property Trust | Residential | active | 38 | Dulwich Hill - Lewisham |
| Mayfield Aged Care | M.N.H. Pty Ltd | Residential | active | 109 | Mayfield - Warabrook |
| Mayflower Brighton | Mayflower Brighton | Residential | active | 150 | Brighton East |
| Mayflower Edith Bendall | Mayflower Reservoir | Residential | active | 60 | Oak Park |
| Mayflower Home Care | Mayflower Brighton | Home Care | active | 0 | Pascoe Vale |
| Mayflower Reservoir | Mayflower Reservoir | Residential | active | 110 | Reservoir - North West |
| May Shaw Aminya | May Shaw Health Centre Inc | Residential | active | 62 | Scottsdale - Bridport |
| May Shaw Health Centre | May Shaw Health Centre Inc | Home Care | active | 0 | Triabunna - Bicheno |
| May Shaw Health Centre Community Aged Care Packages | May Shaw Health Centre Inc | Home Care | active | 0 | Triabunna - Bicheno |
| May Shaw Residential Aged Care | May Shaw Health Centre Inc | Residential | active | 50 | Triabunna - Bicheno |
| McCracken Views Residential Care | Southern Cross Care (SA NT & VIC) Incorporated | Residential | active | 60 | Victor Harbor |
| McDougall Park Nursing Home | Fresh Fields Aged Care Pty Ltd | Residential | active | 52 | Manning - Waterford |
| McGregor Gardens Aged Care | Menarock Aged Care Services (Victoria) Pty Ltd | Residential | active | 91 | Pakenham - South West |
| McKellar Centre | Barwon Health | Residential | active | 193 | North Geelong - Bell Park |
| McKenzie Carrick T/as ParaMedical | McKenzie Carrick Pty Ltd | Home Care | active | 0 | Picton - Tahmoor - Buxton |
| McLean Care CWA House | McLean Care Ltd | Residential | active | 38 | Jondaryan |
| McLean Care Ltd | McLean Care Ltd | Residential | active | 125 | Inverell |
| McLean Care Ltd | McLean Care Ltd | Home Care | active | 0 | Tamworth - East |
| McLean Care Mackellar Alkira Campus | McLean Care Ltd | Residential | active | 41 | Gunnedah |
| McLean Care Mackellar Apex Campus | McLean Care Ltd | Residential | active | 79 | Gunnedah |
| McLean Care STRC NSW | McLean Care Ltd | Short-Term Restorative Care (STRC) | active | 0 | Inverell |
| McLean Care STRC Queensland | McLean Care Ltd | Short-Term Restorative Care (STRC) | active | 0 | Jondaryan |
| McLean Care Yallambee | McLean Care Ltd | Residential | active | 55 | Millmerran |
| McLellan House Hostel | Northern Health | Residential | active | 32 | Broadmeadows |
| McMaugh Gardens Hostel | Uralla Shire Council | Residential | active | 36 | Armidale Surrounds - South |
| McNamara Lodge | Air Force Association (Western Australian Division) Incorporated | Residential | active | 96 | Mandurah - North |
| MCWA Complete Care | Macedonian Community Welfare Association Limited | Home Care | active | 0 | Bundoora - North |
| Meadowbank Grove Care Community | DPG Services Pty Ltd | Residential | active | 116 | West Ryde - Meadowbank |
| Meadow Heights Care Community | DPG Services Pty Ltd | Residential | active | 63 | Meadow Heights |
| Meath at Home | Meath Care (Inc) | Home Care | active | 0 | Kingsley |
| mecwacare Annie's Court | MECWA | Residential | active | 60 | Flinders |
| mecwacare Ballan Aged Care Facility | MECWA | Residential | active | 51 | Bacchus Marsh Surrounds |
| mecwacare Calwell Manor | MECWA | Residential | active | 45 | Dromana |
| mecwacare Elstoft House | MECWA | Residential | active | 91 | Geelong West - Hamlyn Heights |
| mecwacare Flora Hill | MECWA | Residential | active | 66 | Flora Hill - Spring Gully |
| mecwacare Gregory Lodge, Flemington | MECWA | Residential | active | 68 | Flemington |
| mecwacare Home Care Packages 1 (Southern Metro Region) | MECWA | Home Care | active | 0 | Malvern - Glen Iris |
| mecwacare Home Care Packages 2 (Southern Metro Region) | MECWA | Home Care | active | 0 | Malvern - Glen Iris |
| mecwacare Home Care Packages 3 (Southern Metro Region) | MECWA | Home Care | active | 0 | Malvern - Glen Iris |
| mecwacare Home Care Packages 4 (Southern Metro Region) | MECWA | Home Care | active | 0 | Malvern - Glen Iris |
| mecwacare Home Care Packages 5 (Southern Metro Region) | MECWA | Home Care | active | 0 | Malvern - Glen Iris |
| mecwacare Home Care Packages (Eastern Metro Region) | MECWA | Home Care | active | 0 | Malvern - Glen Iris |
| mecwacare Home Care Packages (Northern Metro Region) | MECWA | Home Care | active | 0 | Malvern - Glen Iris |