Ntatsis Xristos is a Podiatrist and operates the "Podolab" Podiatry Laboratories in Glyfada and Kolonaki. Having completed his studies in Cologne, Germany, he worked at the I. Ntatsis podiatry laboratory in Athens, which has been in operation since 1985. As a podiatrist, he treats conditions such as ingrown toenails, calluses, fungal infections, warts, and manages complications associated with diabetic foot, plantar psoriasis, and anatomical deformities. He is also a member of the Hellenic Podiatrists Association and the Society for the Study of Diabetic Foot Disorders.