Dr. Treacy is a current member of

The Irish College of General Practitioners
The British Association of Cosmetic Doctors
The British Medical Laser Association
The American Society for Aesthetic Medicine
The American Society for Lasers in Medicine and Surgery 

The European Society of Laser Dermatology

The European Society for Dermatological Surgery (ESDS)

The International Society for Dermatologic Surgery

The International Academy of Cosmetic Dermatology

European Group Leader Network Lipolysis
Fellow of the Royal Society of Medicine

General Medical Council No. 3435867

Irish Medical Council No. 11441