Competence | Quality | Care
Internal medicine with time for a personal consultation.
Private medical diagnostics and treatment in Cologne, including diabetology, lipidology, metabolic therapy and preventive care.
Bonner Straße 205 · 50968 KölnAppointments by arrangement


Areas of care
Our areas of care
The areas of practice focus are diabetology, metabolic therapy and lipidology, alongside primary care, check-ups, ultrasound and functional diagnostics, and acupuncture.
Primary Care
Treatment of acute and chronic conditions, vaccinations, travel medicine, preventive examinations and home visits by arrangement.
Internal Medicine
Diagnosis and treatment of conditions affecting the internal organs, blood vessels and metabolism.
Diabetology
Early detection, assessment for prediabetes, treatment and follow-up checks for diabetes.
Metabolic Therapy
Specialised diagnostics for excess weight, hormonal concerns and metabolic disorders.
Check-ups & Prevention
Health checks that take your medical history, family risks and personal goals into account.
Abdomen & Liver
Assessment of abdominal symptoms, digestive problems and abnormal liver blood tests.
Acupuncture
Medically indicated acupuncture as a complementary option for selected conditions.
Diagnostics & Equipment
Internal medicine functional diagnostics within the practice.
Lipidology
Specialised diagnostics and treatment support for lipid metabolism disorders.
Laboratory Tests
Laboratory tests included in the Basic, Standard and Premium check-up packages.

Dr Karsten Behle
Specialist in internal medicine · Diabetologist
Our approach
How we understand medicine
Diagnostics and treatment are guided by current scientific knowledge and your personal situation.
The practice’s philosophyThe practice
Our practice on Bonner Straße
The practice is located at Bonner Straße 205 in Cologne-Bayenthal and can be reached step-free by lift.
View the practice and its rooms


Appointments and contact
How to reach the practice
The Doctolib AI telephone assistant is available around the clock on the practice number. It is not intended for emergencies. View emergency numbers
The practice treats privately insured and self-paying patients. Patients with German statutory health insurance may attend as self-paying patients. Statutory health insurers generally do not cover the costs. Fees are charged under the German Medical Fee Schedule (GOÄ).
Bonner Straße 205
50968 Köln
Opening hours
Appointments by arrangement
- Monday
- 8:00–12:00 · 14:00–18:00
- Tuesday
- 8:00–13:00 · 14:00–17:00
- Wednesday
- 8:00–13:00
- Thursday
- 8:00–13:00 · 14:00–17:00
- Friday
- 8:00–13:00
