Dr Dan Ornadel

Consultant Physician


Professional Memberships

  • Royal Society of Medicine
  • British Thoracic Society
  • American Thoracic Society

Clinical Interests

  • Abnormal findings on chest x-rays or CT scans
  • Acute general medicine
  • Allergy
  • Asthma
  • Breathlessness
  • Breathlessness in athletes
  • Bronchiectasis
  • Bronchoscopy
  • Chest aspiration
  • Chest drains
  • Chest pain
  • COPD
  • Cough
  • CT guided biopsy
  • Excessive mucus
  • Lung cancer
  • Pleural biopsy
  • Pleural effusions
  • Pulmonary fibrosis
  • Pulmonary nodules
  • Recurrent chest infections
  • Sarcoidosis
  • Snoring and sleep apnoea
  • Wheezing


Personal profile

Dr. Dan Ornadel qualified in medicine from Balliol College, Oxford University and St Thomas’ Hospital Medical School. After training posts in London, he was awarded a Jules Thorne Fellowship to undertake research into the molecular biology of small cell lung cancer and to study the effect of targeting treatment in lung cancer patients with monoclonal antibodies. For this work he was awarded his MD degree at London University. Dan Ornadel was appointed Consultant Physician in Respiratory, General and Intensive care medicine at Central Middlesex Hospital in 1996 and moved to Northwick Park in 2002.

As well as practicing in respiratory medicine, Dr Ornadel has responsibilities for the acute general medical service at Northwick Park. He has been lead physician for the acute admissions unit. He developed and lead the first respiratory high dependency unit at Northwick Park. He has been lead Lung Cancer Physician since 2000 and lead Respiratory Physician since 2008. He has been chair of the clinical governance and medical audit committees at Central Middlesex Hospital and has served as a member of the Harrow Ethics Committee. He was lead physician for intensive care at the Clementine Churchill Hospital for 5 years.

In 2009, working with Richard Budgett, chief medical officer for 2012 Olympics, Dr Ornadel developed a respiratory assessment clinic at the Olympic Medical Institute for elite athletes with breathing difficulties. He was lead respiratory physician at the Olympic Village Polyclinic for athletes at the London 2012 Olympics.

In 2006, he formed Snore-tech based in Harrow, working in partnership with Mr Joe Marais (ENT) and Mr Victor Crow (Orthodontics), to investigate and treat patients with severe snoring and suspected sleep apnoea.
He is a Fellow of the Royal College of Physicians and a member of the British Thoracic Society.

Dan Ornadel manages patients with the entire range of respiratory conditions. As a Consultant Respiratory Physician he is consulted about cough, breathlessness, wheezing, sputum, coughing up blood, chest pains, snoring, and all other symptoms related to the lungs. He treats patients with persistent cough, breathlessness, asthma, chronic bronchitis and emphysema (COPD), lung cancer, pulmonary fibrosis, chest infections, pneumonia, TB, bronchiectasis, pulmonary nodules, pleural disease, pleural effusion, pulmonary embolism, sarcoidosis, pneumothorax and sleep apnoea.

Dr Ornadel also has a special interest in breathlessness experienced by high performing athletes and holds a monthly clinic at the English Institute of Sport based at University College London, as well as seeing athletes privately. He is an experienced bronchoscopist and has responsibility for training of junior doctors. Dr Ornadel has extensive experience of acute general and emergency medicine. He is involved in the acute on-call rota at Northwick Park admitting up to 50 emergencies per day.

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