Team

Specialist Dr. Nadine Levenson, M.D.
Professional background:
- 2005–2011: Studied human medicine at Semmelweis University Budapest and at Charité – Universitätsmedizin Berlin; doctorate in 2010 at the Charité
- 2012–2015: Physician at the Department of Dermatology, Venereology, and Allergology, Städtisches Klinikum Dessau
- 2015: Physician at the Hautarztzentrum Tegel
- 2015–2017: Physician at the Dermatologikum Berlin
- 2017: Board examination at the Berlin Chamber of Physicians; specialist in dermatology and venereology
- 2017–2018: Senior dermatology specialist at a medical care center of the Havelland clinics
- 2019–2023: Specialist at the Center for Laser Medicine and Dermatology, Avantgarde Lasermedizin Berlin
- Since 2023: Physician at the practice of Dr. Yael Adler
Memberships and certificates: member of the Berlin Chamber of Physicians, the German Society for Aesthetic Botulinum Therapy, and the Berlin Dermatological Society; certified laser safety officer; certified investigator for clinical trials under the German Medicinal Products Act; numerous certified continuing-education courses in aesthetic treatments with botulinum toxin A and fillers.

Karen Cellamaro – Practice Manager
Trained cosmetician with several years of experience in team and branch management; self-employed businesswoman providing secretarial and office services.

Kerstin Kreis
- 2017 Training in “FDM pain therapy according to Typaldos D.O.”, FDM Academy Osnabrück / Clinic for Naturopathy and Integrative Medicine, University of Duisburg-Essen
- 2015/2016 and 2017/2018 The practice “Kreis & Kollegen” recognized as a “Vein Competence Center”
- 2016 Co-founded the “Private Center for Skin, Vein & Laser Medicine” with Dr. Yael Adler, M.D.
- 2014–2015 Founded the practice “Kreis & Kollegen”, a private vein and ultrasound consultation within the dermatology practice of Dr. Yael Adler, and merged into a joint practice at the same, spatially expanded location
- 2014 “Continuing-education certificate in phlebology” of the German Society of Phlebology, with a clinical focus on vein medicine, plus radiation protection qualification under the German X-ray Ordinance including special courses in CT and interventions
- 2013–2014 DEGUM basic and advanced courses “Sonography of the skin and subcutis incl. subcutaneous lymph nodes” with Prof. Dr. Christiane Voit
- 2012 Qualification in laboratory and medical lasers and certification as laser safety officer (LMTB)
- 2006–2014 Specialist training in radiology: Ev. Waldkrankenhaus Spandau (radiology with the “Vascular Center Berlin-Brandenburg” unit), Bundeswehr Hospital Berlin, and the radiology practice of Dr. Ragg
- Since 2006 Fully licensed physician
- 1999–2006 Studied human medicine at Charité – Universitätsmedizin Berlin
- Initially a certified bank clerk (IHK diploma 1995) – and a true Berliner

Stefanie Lantow
Practice manager of the partner practice Kreis & Kollegen. Certified medical assistant, business administrator, and health economist (VWA). Ms. Lantow takes care of all business and organizational matters of the practice and is your knowledgeable point of contact for any questions.