Mark graduated from Utrecht University The Netherlands in 2004. Het gained experience as a clinician in both (first-opinion) private practice and academia. In March 2017 he passed his certifying exam to become a European specialist in cardiology, after 5 years of formal training and working in private practice. His background in both private practice and academia helps him his clinical work, but also in his way of lecturing and teaching. He is valued for his hands-on approach to translating science into practice. As a result he travels Europe and China to lecture.

In January 2019 he moved from the Netherlands to Sweden where he joined the team of AniCura Albano and Bagarmossen animal hospitals where he is mainly involved in tutoring, clinical work and research. Furthermore he is involved in development of post graduate education in cardiology for the AniCura group in Sweden and residency training programmes in cardiology.