Prepare
01We prepare for your appointment.
Share findings, symptoms, and goals beforehand. This leaves more time in the appointment for what matters most.
Berlin-Mitte · Private practice
Medicine built around your goals.
Data-driven, whole-person medicine for people who expect more than a standard consultation.
Book your first visit →PKV · SELF-PAY
We don't treat symptoms. We treat people.
Your situation
What brings you here?
You're in pain that keeps coming back, no matter what you try.Functional orthopaedics: we treat the cause, not just where it hurts.You feel off, but every test comes back “normal”.Normal isn't optimal. We look deeper and find what others miss.You want your cycle, hormones, and energy taken seriously.Female health with clear diagnostics, from cycle to perimenopause.You want to stay healthy, not just avoid getting sick.Preventive medicine that fits your actual life, not a textbook.You perform at a high level and want to get measurably better.Medicine that understands performance: we find your edge with data, not guesswork.
Don't see yourself here? We'll tell you honestly whether we can help.
Your doctor's visit, reinvented.
Understand
0260 minutes for the full picture.
We listen, examine carefully, and connect the dots. No rush, with room for your questions.
Plan
03We define the right focus.
Together, we decide what to investigate and which goals matter most for you right now.
Continue
04We make results easy to understand.
We explain your findings clearly and put them in context, so the next steps are clear.
Progress
05We support the next steps.
With a clear plan and well-timed follow-ups, we track progress and adapt your care when needed.
The people who listen.
We decide together with you, never over your head.
Jan Okoye-Weeg
Physician · Sports Scientist · Biologist
Functional Orthopaedics · Performance
Jan combines conventional medicine with orthomolecular medicine, manual medicine, and applied kinesiology. His focus: the cause behind symptoms and measurable performance. His clients include first- and second-division Bundesliga professionals.
dr. med. Isabelle Landenberger
Doctor in postgraduate training in General Practice
Functional Medicine · Female Health · Prevention
Isabelle combines clinical experience in internal medicine, emergency care, and gastroenterology with functional medicine and hormone therapy. Her focus: female health, from cycle and hormones to perimenopause. She treats patients in German and English.
"One of the few doctors who really makes you feel seen as a whole person – not just as a patient with a symptom."
Jan Hoffmann
Co-Founder @marta
5.0 · 20 Google reviews
What we offer.
Functional diagnostics, orthomolecular medicine, longevity check-ups, and musculoskeletal medicine, tailored to you, not a template.
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Our practice
Schicklerstr. 5 10179 Berlin
S+U Jannowitzbrücke · U2 Klosterstraße
Ready when you are.
PKV and Beihilfe typically reimburse. Self-pay welcome. Transparent billing under GOÄ; message us with any questions.
Book via Doctolib →Frequently asked
Questions we hear often.
We are a private practice and bill transparently under the German fee schedule for physicians (GOÄ). Private health insurance (PKV) and Beihilfe typically reimburse our services. Self-paying patients are equally welcome.
Not sure where to start?
Message us on WhatsApp; a human replies, not a bot. No forms, no commitment.