Prof. Zeltzer is a specialist in Plastic and Reconstructive surgery , chief of department at the Rambam Health Care Campus in Haifa - Israel, and runs a private clinic in the heart of Haifa. 

He finished his medical school with honours in 2003 at the University of Antwerp (Belgium), and started there after his specialist training that lasted 8 years. After three years of general surgery he started his plastic surgery training in the world renowned department of Plastic surgery in Ghent University hopsital (UZ Gent) where he focused on breast surgery and breast reconstructions using micro-surgical techniques, and also on the surgical treatment of lymphedema.

After his training that he finished with big honours he completed his curriculum with extra fellowships in the fields of aesthetic facial surgery (facelifts, browlifts, blepharoplasty and rhinoplasty) and body contouring surgery (tummy tucks, liposuctions and lipofilling).

Prof. Zeltzer is a world specialist in the field of breast reconstructions and lymphedema surgery, and is a frequently invited speaker in international meetings. He is further author of tens of articles and book chapters in the field.

Prof. Zeltzer is academically active as a clinical professor in the University of Brussels, and visiting professor in the faculty of revalidation sciences where he is a member of the lab for experimental anatomy, and also active as academic staff in the Technion University in Haifa.

Prof. Zeltzer is member of the following societies: International Society for Aesthetic Plastic Surgery (ISAPS), the World Society of MicroSurgery (WSRM), the Royal Belgian Society of Plastic Surgery (RBSPRS), Belgian Society of Lymphology (BeSL - where he is a founding member, past-president and board member) and the European Society of Lymphology (ESL).