Sustainable Med.
deBook appointment
Sustainable Med practice interior

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. Message us on WhatsApp →

Your doctor's visit, reinvented.

01

Your visit starts before you arrive.

Upload your history, findings, and goals in advance. By the time we meet, we already know your context.

02

We go deep. 60 minutes.

The average consultation lasts about eight minutes. Your first one with us lasts sixty — no repeating yourself, straight into what matters.

03

We set targets before we treat.

Biomarkers, function, symptoms: we agree on what success looks like — before treatment begins.

04

We measure how you improve.

Every follow-up is a data point. You see your numbers move — in black and white.

05

We stay by your side.

Health isn't an appointment — it's a trajectory. We stay your medical point of contact, across years, not visits.

See all our tools →

The people who listen.

We decide together with you — never over your head.

Jan Okoye-Weeg
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
Dr. med. Isabelle Landenberger
Physician · General & Internal Medicine
Functional Medicine · Female Health · Prevention
Isabelle combines internal and general medicine with functional medicine and hormone therapy. Her focus: female health — from cycle and hormones to perimenopause. She treats patients in German and English.
+
Join our team.
Open positions · Berlin
All fields · Berlin-Mitte
We are a growing, interdisciplinary practice in Berlin-Mitte, looking for people who want to rebuild medicine around time, depth, and data.
Apply now →
"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

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.

Functional MedicineFind causes, not just symptomsMicronutrient TherapyOrthomolecular medicine, dosed by lab valuesPerformance & LongevityBiomarkers: screening, monitoring & ongoing careMusculoskeletal MedicineMovement & injury therapy

⌖

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.

Sustainable Med treatment room

Not sure where to start?

Message us on WhatsApp — a human replies, not a bot. No forms, no commitment.

WhatsApp chat QR code
Chat on WhatsApp
Chat with our team