Pham Thi Hai Yen MSc, MD received formal and comprehensive training in Allergy and Clinical Immunology, graduating with honors from the residency program in Allergy and Clinical Immunology at Hanoi Medical University. Dr. Yen has many years of clinical experience in the examination and management of allergic and immunological disorders.

Currently, she is in charge of the Urticaria and Angioedema Unit (IPU) at Vinmec Times City International Hospital. Dr. Yen possesses extensive expertise in the diagnosis and treatment of a wide range of conditions, including urticaria, angioedema, drug allergies, bronchial asthma, allergic rhinitis, autoimmune myopathies, systemic lupus erythematosus, and systemic sclerosis, among others.