Dr Mary Trehy
She/Her
Dr Mary Trehy
BSc BVetMed MRCVS DipECVIM‑CA, RCVS and EBVS® Specialist in Small Animal Internal Medicine
Clinical Director and Internal Medic
Mary graduated from the Royal Veterinary College, London, in 2009. She completed a medicine residency at the University of Liverpool in 2014, and became a diplomate of the European College of Veterinary Internal Medicine (ECVIM-CA) the following year.
Mary worked at North Downs Specialist Referrals, another referral hospital within the Linnaeus group, before joining the medicine team at LVS in 2023. Mary has a passion for implementing quality improvement initiatives and promoting clinical excellence, and became Clinical Director in June 2025.
Outside of work, Mary enjoys spending time with her husband, their two children, and their cocker spaniel, Lola.
