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Frau Kaja Twelker

Innere Medizin Bonn

Frau Kaja Twelker

6 years of experience

6,139+
Patients seen
6
Years in practice
9
Publications
2
Languages spoken

PROFILE SUMMARY

About Frau Kaja Twelker at a glance

Frau Kaja Twelker is an Innere Medizin practitioner based in Bonn, Germany, practising at Charité-Universitätsmedizin Berlin Teaching Hospital. Procedures focus on gp consultation, annual physical exam, vaccination administration, minor procedure (skin). Educated at Charité-Universitätsmedizin Berlin (MD, 2016). Serves patients in Bonn, Germany and the surrounding area.

About

Frau Dr. med. Kaja Twelker ist Fachärztin für Innere Medizin und Kardiologie. Ihre medizinische Expertise liegt in der umfassenden Betreuung von Patientinnen und Patienten mit Erkrankungen des Herz-Kreislauf-Systems.
In ihrer Praxis legt Frau Dr. med. Twelker großen Wert auf eine individuelle und einfühlsame Behandlung. Sie nimmt sich Zeit für Ihre Patientinnen und Patienten, um deren Krankheitsgeschichte detailliert zu erfassen und gemeinsam die bestmögliche Therapie zu finden. Dabei kombiniert sie ihre fundierten Fachkenntnisse mit modernsten diagnostischen und therapeutischen Verfahren.
Frau Dr. med. Twelker ist bestrebt, ihre Patientinnen und Patienten aktiv in den Behandlungsprozess einzubeziehen und sie über ihre Erkrankung sowie die verschiedenen Therapieoptionen umfassend aufzuklären. Ihr Ziel ist es, die Lebensqualität ihrer Patientinnen und Patienten nachhaltig zu verbessern und ihnen ein gesundes und aktives Leben zu ermöglichen.
Nach dem Studium der Humanmedizin absolvierte Frau Dr. med. Twelker ihre Facharztausbildung in der Inneren Medizin und Kardiologie an renommierten Kliniken. Sie ist Mitglied in verschiedenen medizinischen Fachgesellschaften und nimmt regelmäßig an Fortbildungen teil, um stets auf dem neuesten Stand der Wissenschaft zu sein.

“Evidence-based care tailored to each patient — taking the time to explain options and shared decisions.”

— Frau Kaja Twelker

Education & training

  1. 2010–2016 MD · Medicine and Surgery
    Charité-Universitätsmedizin Berlin, Bonn (DE)
  2. 2016–2020 Residency · Innere Medizin
    Charité-Universitätsmedizin Berlin, Bonn (DE)
  3. 2020–2021 Fellowship · Subspecialty training
    AP-HP Paris, FR

Career & appointments

  1. 2020-09–2021-08 Junior consultant
    Charité-Universitätsmedizin Berlin Teaching Hospital — Innere Medizin

Licenses & insurance

Medical licenses

DE — Bundesärztekammer
#DE-658251 active · expires 2028-12-31

Board certifications

European Board of Innere Medizin
#EB-64763C8E · issued 2021 · renewal 2031
Malpractice insurance: AXA Healthcare Liability · 3,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
GP consultation 99213 2,019
Annual physical exam 99395 2,461
Vaccination administration 90471 693
Minor procedure (skin) 17110 786

Services & pricing

ServiceDurationModalityPrice
New patient consultation (60m) 60 min in_clinic|telemed 180.00 EUR
Follow-up consultation (30m) 30 min in_clinic|telemed|phone 90.00 EUR
Vaccination administration 90 min in_clinic 540.00 EUR
Minor procedure (skin) 60 min in_clinic 810.00 EUR

Office, team & in practice

Kaja Twelker
HEADSHOT
Kaja Twelker in consultation
IN OFFICE
Kaja Twelker with the team
WITH TEAM
Kaja Twelker at a conference
CONFERENCE

Videos

introduction · 122s
Meet Kaja Twelker

Research & publications

h-index: 10 · i10: 7

  1. European registry analysis of Innere Medizin outcomes
    Kaja Twelker, et al. · European Journal of Medicine, 2025
    DOI: 10.2919/euroclin.2025.0 · PMID: 33033863 · cited by 99
  2. Outcomes of Innere Medizin in adults — a multi-centre cohort
    Kaja Twelker, et al. · European Journal of Medicine, 2024
    DOI: 10.2506/euroclin.2024.1 · PMID: 34598641 · cited by 105

Invited talks

  • Practical updates in Innere Medizin European Annual Congress (Innere Medizin) · Vienna · 2024 · invited
  • Single-centre experience in Innere Medizin National Society Meeting · Bonn · 2023 · oral abstract

Awards & memberships

Awards

  • 🏆 Top-rated Innere Medizin — Bonn · EuroClinics Patient Choice · 2025 · regional

Society memberships

  • WONCA Europe — Family Doctors — Member · Since 2021
  • national college of family doctors — Member · Since 2021
  • European Union of Medical Specialists (UEMS) — Member · Since 2021

Articles by this doctor

  • Patient education Patient guide to Innere Medizin
  • Awareness When should you see a innere medizin?

For international patients

Coordinator
Patient liaison · kaja.twelker@euroclinics.example

Location

1 tag

Patient reviews

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Recent reviews

  • ★★★★★ ✓ Verified
    Very thorough first visit — explained every step. Booking was easy and the staff were welcoming.
    Anna B.
  • ★★★★★ ✓ Verified
    Took time to listen and reviewed all my previous results. I would absolutely recommend.
    Marco V.
  • ★★★★☆ ✓ Verified
    Professional and knowledgeable. Wait on the day was a bit long, otherwise excellent.
    Helena F.

SPECIALTIES & PROCEDURES

Frau Kaja Twelker's Areas of Specialty

Each specialty below reflects the conditions and procedures Frau Kaja Twelker treats, with the size of the national pool of Germany doctors offering the same care.

Innere Medizin

Frau Kaja Twelker is one of 561 innere medizin doctors indexed in Germany. Browse innere medizin doctors in Germany →

LOCAL CARE CONTEXT

Why local healthcare in Bonn matters

Medical practice in Germany is governed by country-specific licensing, professional standards, and patient-safety regulations. Practitioners listed here are registered with the relevant Germany medical authority and operate within national rules on scope of practice, prescribing rights, and continuing professional development. Care delivered in Bonn carries the additional benefits of local language support, in-person follow-up, and direct coordination with regional hospitals and labs. A verified profile means EuroClinics has cross-checked the practitioner or clinic against an official source (national medical register, public licence database, or the practitioner themselves), and that the data shown here matches that source as of the last verification date above.

Looking for additional providers? all doctors in Bonn or all doctors in Germany.

Frequently asked questions

Quick answers to the questions patients ask most. The same answers are surfaced to AI assistants via structured data.

  • What does Kaja Twelker specialise in?

    Kaja Twelker specialises in Innere Medizin in Bonn, DE.

  • What conditions does Kaja Twelker treat?

    Kaja Twelker treats conditions within Innere Medizin. View the full conditions-treated list on the profile.

  • Where does Kaja Twelker practise?

    Kaja Twelker practises in Bonn, DE. The profile page lists all practice addresses, phone numbers, and clinic affiliations.

  • What languages does Kaja Twelker speak?

    Kaja Twelker speaks Deutsch, Englisch.

  • How do I book an appointment with Kaja Twelker?

    Use the "Request a booking" button on the profile to send an appointment request. Most appointments are confirmed within 24 hours; many slots are bookable instantly.

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