| Dr Colin Macdougall | Consultant Physician & Gastroenterologist | London |
| Mr Neil Mackay | Consultant Orthopaedic Surgeon | London |
| Mr John Mackinnon | Consultant Orthopaedic Surgeon | Cheltenham |
| Mr R Douglas Macmillan | Oncoplastic Breast Surgeon | Nottingham |
| Dr Christopher N Mallinson | Consultant General Physician | London |
| Dr Martin A Mansell | Consultant Physician and Nephrologist | |
| Dr Frank P Marsh | Consultant Physician and Nephrologist | |
| Professor Mark McGurk | Consultant Oral and Maxillofacial Surgeon | London |
| Mr Fraser McLeod | Consultant Obstetrician and Gynaecologist | Bristol |
| Stephen McLoughlin | Consultant Orthopaedic Surgeon | BLACKPOOL |
| Mr Stephen J McLoughlin | Consultant Orthopaedic Surgeon | Blackpool |
| Dr John F McNamara | Occupational Medicine Specialist | Manchester |
| Dr Barry E Monk | Consultant Dermatologist | Bedford |
| Dr Andrew Morgan | Consultant in General Medicine | Margate |
| Dr Iain M Murray-Lyon | Consultant Physician and Gastroenterologist | London |