Mr Hughes works at a number of hospitals in North London and surrounding areas:
- Spire Bushey Hospital: Heathbourne Road, Bushey, Hertfordshire, WD23 1RD.
- BMI The Cavell/Kings Oak Hospitals: Cavell Drive, Enfield, London, EN2 7PR.
- BMI The Chiltern: London Road, Great Missenden, HP16 0EN.
- The Wellington Hospital: Wellington Place, St John’s Wood, London, NW8 9LE.
- The Harley Street Clinic: 35 Weymouth Street, London, W1G 8BJ.
His NHS practice is based at University College London Hospitals NHS Foundation Trust, with a weekly peripheral clinic at Barnet and Chase Farm Hospitals (Royal Free London NHS Foundation Trust).