Mr Ha Chau works as a consultant ENT surgeon at The Princess Alexandra Hospital NHS trust. He has expertise in all aspects of general ENT and has a specialist interest in rhinology (disorders of the nose and sinuses) as well as the treatment of children's ear, nose and throat conditions. His private practices are in London at the Highgate Hospital, and in Hertfordshire at the Rivers Hospital Sawbridgeworth.

Mr Chau graduated from University College London in 1997. He then completed his postgraduate training in ENT surgery in 2009, before undertaking a fellowship in Rhinology and Rhinoplasty at the Academic Medical Centre in Amsterdam. He trained as a Senior Registrar at Great Ormond Street Hospital, St Bartholomew's Hospital, Charing Cross Hospital and The Royal National Throat Nose and Ear Hospital. He was then appointed in the outpatient clinics at The Princess Alexandra Hospital, St Margret's Hospital and The Herts and Essex Hospital. Day case surgery takes place at The Princess Alexandra Hospital and inpatient services are at Broomfield Hospital (Chelmsford).

Mr Chau is a member of the Royal College of Surgeons (England), General Medical Council, Medical Protection Society and European Academy of Facial Plastic Surgeons.