Our advisors

We are grateful for the support and collaboration that we have received from researchers and health professionals from specialities across the medical community.

We believe that awareness, diagnosis and treatment of MCAS can be dramatically improved, and our advisors and collaborators are essential to these ambitions. 

Please see further information about the members of our Medical Advisory Panel below.

You can find out more about our Dietetic Advisory Board here.

Dr José Costa is a senior consultant paediatrician and media commentator, specialising in the latest research, medical guidance and insight on childhood food allergies, Rhinitis (Hay Fever), Eczema, Asthma and associated conditions. 

With over 16 years of experience in Paediatrics and 12 years in Paediatric Allergy, Dr Costa is a member of the Royal College of Paediatrics and Child Health. 

Dr Costa has practiced as a senior medic in both the NHS and private sector, having led both the Paediatric Allergy Services at University Hospitals Coventry & Warwickshire and Sherwood Forest Hospitals NHS Foundation Trust.

Dr Costa is an active voice in the allergy community and believes that, as well as managing the physical risk of allergies, supporting a more inclusive environment for children affected is vital for their mental health and wellbeing.

You can read Dr Costa's full bio here or visit his website here.

Dr Bethan Myers qualified in Cambridge and Cardiff, and trained in haematology in the East Midlands, becoming a consultant in 2000. 

Although Dr Myers is primarily a consultant in Haemostasis, Thrombosis and Obstetric Haematology, she has always had an interest in Mastocytosis, which over recent years has expanded to an interest in Mast Cell Disorders in general.

Dr Myers has initiated and presented proteonomics research in mastocytosis, and is involved in a current international MCAS commercial study. 

It is now her 42nd year of working within the NHS and she runs a monthly MCAS clinic. 

Dr Fletcher has a deep passion for promoting health and well-being, with a particular focus on women's health. With over 20 years of experience as a GP in both NHS and private practice, she brings a wealth of knowledge and insight to her work.

Her expertise is further enhanced by dedicated training and ongoing study in holistic, evidence-based approaches to care.

Dr Fletcher is committed to empowering individuals to thrive, helping them navigate their health challenges and rediscover joy and balance in their lives. Learn more about her work here.  

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