Our Team

At Asda Online Doctor we have our own team of GMC registered doctors ready to help you. You can get to know some of them a bit better here.


Dr Kathryn Basford - Doctor

GMC number: 7074021

Dr Kathryn Basford is a graduate of the University of Manchester. She completed her GP training at Whipps Cross Hospital in London and has been with ZAVA since 2016. Her specialisms include women's health and sexual health. Kathryn is currently studying for a diploma in dermatology at Cardiff University.

Dr Crystal Wyllie - Doctor

GMC number: 7085115

Dr Crystal Wyllie studied at Barts and the London School of Medicine and Dentistry, graduating in 2010. She then completed her training as a GP in hospitals and practices in and around London. Her particular interests are in reproductive, sexual, and women’s health.

Dr Zenon Andreou - Medical Director

GMC Number: 6149061

Dr Zenon Andreou graduated from University College London in 2006, having studied medicine. He completed his postgraduate education in several London hospitals, spending 4 years in otolaryngology before completing his training in general practice.

In 2016 Zenon completed a Masters Degree in Allergy and Immunology from Imperial College London. His time is currently divided between General Practice and online medicine.

Asda pharmacists

If you’d like the details of the responsible pharmacist at your chosen Asda Pharmacy, our Customer Support team will be happy to assist. You can contact us on 020 3467 2020 for more information.

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