Our Team

Dr. med. Beatrix Middendorf

Fachärztin für Kinder und Jugendmedizin
(Adolescent medicine specialist)
  • Additional title ‘Naturheilverfahren’ (naturopathy)
  • Travel medicine counselling
  • DGKJ paediatric nutrition
  • WAPPA-training paediatric allergology and hyposensitization
  • Ultrasound training, abdomen, hip, brain (DEGUM)
  • Pediatric echocardiography (DEGUM)

Memberships

  • German Society of Pediatrics and Adolescent Medicine (Deutsche Gesellschaft für Kinder- und Jugendmedizin DGKJ)
  • Berufsverband der Kinder- und Jugendärzte BVKJ (Association of paediatricians)
  • Medical Association for Preventive Medicine & Natural Healing
    (Ärztegesellschaft für Präventionsmedizin & Naturheilverfahren Kneippärztebund e.V.)

Professional activities

1997-2003 Training as medical specialist for children and adolescent medicine
2003-2005 Hospital Porz am Rhein, Senior Doctor
2005-2010 Klinikum Leverkusen; Senior Doctor, Head of Neonational Intensive Care Unit
2010-2016 MVZ-Leverkusen; Paediatrician
2016-2019 Employment as a paediatrician in the Practise of Dr. M. Esser, Bad Godesberg
since october 2019 Opening of my private paediatric practise

University studies

1987-1990 Training as pediatric nurse & adoption as pediatric nurse child and adolescent psychiatry of the university hospital Münster
1990-1997 Medical studies Münster/Bern/Wisconsin

Ronja Schmidt-Elsner

Fachärztin für Kinder und Jugendmedizin
(Adolescent medicine specialist)
  • Additional title Emergency Medicine
  • Certified medical examinations for diving
  • Certified Diving Physician

Memberships

  • German Society of Pediatrics and Adolescent Medicine (Deutsche Gesellschaft für Kinder- und Jugendmedizin DGKJ)
  • Society for Diving and Hyperbaric Medicine (GTUEM)

Professional activities

2017-2021 Specialist training as a junior doctor in paediatrics and adolescent medicine, University Hospital Düsseldorf
Since 2017 International assignments as a hotel and diving doctor, Maldives
2021 Emergency services at the MVZ Leverkusen Emergency Clinic
2022-2025 University Hospital Cologne: Completion of specialist training in paediatrics, parental leave
Since 2025 Emergency services at the Bonn Emergency Clinic
2024-2025 Locum services for paediatric practices in Bonn
2025-2026 Working at Dr M. Esser’s paediatric practice in Bad Godesberg
Since 2025 Working at the paediatric practice “Kinderärzte am Turm” in Siegburg
Since 2025 Working at Dr Middendorf’s private paediatric practice in Bad Godesberg

University studies

2009-2016 Studied medicine at Heinrich Heine University Düsseldorf and the University of Montpellier, France

Karina Fischer

Medizinische Fachangestellte
(Medical assistant)
  • Dedicated support of the practice procedures
  • Experience in pediatrics and adolescent medicine since 2014

Special knowledge

  • Developmental diagnostics
  • Nutrition
  • Consulting safety regarding size-adapted child car seats / bicycle trailers
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