🗓️ Appointments ┃ 🩹 Referrals ┃ 💊 Prescriptions ┃ 📧 E-Mail ┃ 📱 Phone

Welcome to your medical practice

Kosiol & colleagues

Your GP practice in Siegen-Weidenau - Confidential, professional, friendly.

An expert team

We warmly welcome you and look forward to providing you with a comprehensive range of GP care for all age groups. Our primary goal is to maintain an open dialog on an equal footing and to guarantee you the greatest possible transparency.

General medicine

We would like to provide you with holistic care - from preventive healthcare to the treatment of acute and chronic physical and mental illnesses and wounds. We are also happy to provide you with palliative care.

Sports medicine

We are there for you when you need us. With many years of experience and care for athletes and sports injuries, we are happy to help you with any sports medicine issues and acute injuries.

Travel medicine

If you are planning a trip, we recommend that you contact us in good time. The STIKO recommends some travel vaccinations whose vaccination series can take up to 6 months.

Diving examination

As a member of GTÜM and holder of the Diploma I "Diving Fitness Examinations", we would like to offer our qualified diving fitness examinations according to GTÜM standards to recreational and professional divers. Please feel free to make an appointment.

Palliative care

We all wish to end our lives in peace and quiet in the company of our loved ones and in familiar surroundings. It is a great pleasure and honor for us to accompany and support you and your loved ones according to the latest palliative medical knowledge.

Psychosomatic primary care

We know that mental and social aspects play a major role in our well-being and physical wellbeing. That is why our holistic treatment not only looks at physical ailments, but also at psychosocial influences.

Wound treatment

We are there for you if you have an acute or chronic wound. We are happy to care for and treat them professionally. Of course, we also treat the underlying disease, such as diabetes mellitus or PAD (vascular disease).

Ergometry

We offer you a comprehensive cardiopulmonary examination using ECG, exercise ECG (ergometry) and lung function. We use the latest technology and specialist expertise to carry out the examination and help you to identify possible causes of breathlessness, loss of performance or cardiovascular problems at an early stage. This enables us to take the right treatment measures together.

Additional services

Here you will find further services from us for your health

© BAG Kosiol & Kollegen
All rights reserved.

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Get to know the practice team

Mr. Maik Kosiol is an experienced general practitioner with a special focus on prevention, true to the motto “prevention is better than aftercare”.
He holds the Diploma I Diving Fitness Examination of the GTÜM (Society for Diving and Hyperbaric Medicine) and offers certified diving fitness examinations according to the GTÜM standard. Maik Kosiol is also training to become a sports and palliative physician. In this context, he looked after the Sportfreundinnen Siegen (regional soccer league) as team doctor for 12 months and has been regularly involved in palliative medicine in hospices or with his own patients for several years.
Fabian Adam
As a specialist in general medicine, I am a fan of talking medicine and am interested in the whole person.
Sometimes unconventionally and often pragmatically, I leave the medical ivory tower and think together with my patients about what works best in practice.

Preventive medical check-ups

We would like to inform you that we offer a wide range of preventive medical check-ups in our practice. This includes the following services, for example:

  • Vaccinations - In accordance with STIKO recommendations for the prevention of diseases or the transmission of diseases.

  • Health check-ups - Once between the ages of 18 and 35, followed by regular full-body health checks including urine tests, blood sugar and blood lipid tests and vaccination status checks as part of preventive care.

  • Skin cancer screening - Every 2 years from the age of 35 for the early detection of skin cancer and precancerous lesions.

  • Cancer screening - Annual prostate cancer screening from the age of 45, regular bowel cancer screening from the age of 50

  • Abdominal aortic aneurysm screening - Men aged 65 and over are entitled to a one-off ultrasound examination for the early detection of aneurysms of the abdominal aorta.

📧 Your patient rights / Data protection for patients.

Privacy Policy for Patient Data
The medical practice Kosiol & Kollegen takes the protection of your personal data very seriously. Below we inform you about the collection, processing, and use of your personal data.
1. Controller
The controller responsible for data processing is:
Maik Kosiol
Kosiol & Kollegen General Practitioners
Siegstr. 53, 57076 Siegen
Email: praxis(ät)kosiol-kollegen(döt)de
2. Purpose of Data Collection and Processing
We collect, process, and use your personal data for the purpose of medical treatment and billing with health insurance companies. According to legal requirements, we are obliged to retain your data for up to 10 years after the completion of treatment. In special cases, this period can be extended beyond that.
3. Use of Our Website
When you use our website, for example, for digital prescription ordering, the data collected will also be stored in accordance with legal requirements for up to 10 years and then automatically deleted.
4. Disclosure of Data to Third Parties
We collaborate with various service providers who act as processors for the storage and processing of your data. These include:
➣ Amazon Web Services (AWS)
➣ OVH SAS
➣ allwebhostingDE
➣ Cloudflare
➣ xisynet
These service providers have access to your data to provide the necessary IT services for us. We ensure that all service providers operate in compliance with data protection regulations and adhere to the necessary security measures.
5. Data Security
We transmit your data exclusively encrypted via HTTPS and TLS. Additionally, our server hard drives are encrypted with LUKS (Linux Unified Key Setup) to ensure high data security.
6. Your Rights as a Data Subject
As a data subject, you have the right to information, rectification, erasure, or restriction of processing of your personal data. You can also object to the processing of your data and exercise your right to data portability. Please contact us using the above contact details.
7. Right to Lodge a Complaint with the Supervisory Authority
You have the right to lodge a complaint with a supervisory authority regarding the processing of your personal data by us.
For questions regarding data protection, we are at your disposal.Effective Date: Mid-2024 (Mid24)
The privacy of your personal data may change at any time; you will always find the latest version of this privacy policy at https://kosiol-kollegen.de/#patientenrechte. Thank you.

Translated text - Translation errors may occur.

✅ Request received.

Thank you for your inquiry, we have received your message. We will get back to you as soon as possible. Please note that requests can only be processed during our office hours. If you have any questions or queries, please do not hesitate to contact us by telephone.

Prescription request

Are you already a patient with us and need a new prescription? No problem at all. Quick and easy, request directly and receive your prescription within a few hours. This service is only available if your insurance card has already been scanned by us this quarter.

*4 In compliance with the provisions of the General Data Protection Regulation (GDPR), you agree that the data transmitted here will only be fundamentally encrypted (using TLS) and stored for a period of up to 10 years. After this period, the messages will be automatically deleted from our systems. You can find more Information here!

Referral to a doctor

Are you already a patient with us and need a referral? No problem at all. Quick and easy, request directly and receive your referral within a few hours. This service is only available if your insurance card has already been scanned by us this quarter.

*4 In compliance with the provisions of the General Data Protection Regulation (GDPR), you agree that the data transmitted here will only be fundamentally encrypted (using TLS) and stored for a period of up to 10 years. After this period, the messages will be automatically deleted from our systems. You can find more Information here!

Arrange appointments online now

From 2024, you can make an appointment with us directly online. Simply select the department responsible for your problem directly.

AppointmentDescription~Time
Acute consultationFor a sick note or another acute problem regarding your healthup to 5 minutes
General consultationTo discuss / solve a general health problemup to 10 minutes
Medical examination for diversDivers examination with comprehensive physical and instrumental examinationup to 20 minutes

Vaccination - protection from the inside

One little jab and it's done!
Immunisations are an effective way of preventing serious diseases and curbing the spread of infections. They not only contribute to personal protection, but also to the protection of the community.
Vaccinations work by preparing the body's immune system to recognise and fight off certain pathogens. This minimises or even completely prevents the risk of infection. This is particularly important as some diseases can cause serious complications, especially in people with weakened immune systems or in children.Many diseases that were once widespread and dangerous can now be kept under control through immunisation. These include measles, rubella, polio, influenza and, of course, CoVid-19. Vaccinations also help to prevent certain pathogens from circulating and thus protect people who cannot be vaccinated, for example due to allergies or other medical reasons.At our practice, we offer a wide range of vaccinations for people of all ages. We are happy to provide personalised advice on which vaccinations are best for you or your family based on your health, age and other personal factors.Remember, immunisations not only protect you, but also help to protect your loved ones and the wider community. Schedule a vaccination consultation today and help curb the spread of disease and protect your health.

Home visits - We are where you are

Not everyone can come to the practice, but the practice can come to you.
We would like to introduce you to our home visit service to ensure that you receive the best possible medical care, even if you are unable to visit our practice. At our practice, we understand the importance of convenience and accessibility for our patients, and that's why we offer home visits.
Our home visits are ideal for patients who are unable to visit our practice due to illness, injury or other circumstances. Our experienced team of doctors and nurses will come to your home to treat and care for you in your familiar surroundings.During a home visit, we can provide a variety of services, including routine examinations, medical care, medication administration, wound care and much more. Our goal is to ensure that you receive the best possible care to improve your health and well-being.To arrange a home visit, simply contact our practice and our team will organise an appointment for you. We endeavour to provide home visits as quickly as possible to ensure you get the support you need, when you need it.Our practice is centred around your needs and we are here to help you, no matter where you are. Don't hesitate to contact us if you have any questions or would like to arrange a home visit.

Privacy policy:

We appreciate your interest in our group practice. Protecting your personal data is important to us. Below, we inform you about the collection, processing, and use of your data when using our website.1. Responsible Party
Gemeinschaftspraxis Kosiol & Kollegen
Siegstraße 53
57076 Siegen (Weidenau)
Phone: +49 271/72267
Fax: +49 271/72855
E-Mail: praxis(ät)kosiol-kollegen(döt)de
2. Collection and Storage of Personal Data and Type and Purpose of Their Usea) When Visiting the Website
When you access our website, information is automatically sent from the browser used on your device to our website’s server. This information is temporarily stored in a so-called log file. The following data is collected and stored until automated deletion:
- IP address of the requesting device
- Date and time of access
- Name and URL of the retrieved file
- Website from which the access occurs (referrer URL)
- Browser used, operating system, and name of the access provider
This data serves the following purposes:
- Ensuring a smooth connection to the website
- Ensuring convenient use of our website
- Evaluating system security and stability
- Administrative purposes
Legal basis: Art. 6 para. 1 sentence 1 lit. f GDPR (legitimate interest). The data is not used to identify individuals.b) Use of Our Prescription Request and Contact Form
When using our prescription request and/or contact form, we collect the following personal data:
- Name
- E-mail address
- Phone number
- Content of the message or request
- If applicable, medical data (as provided by you)
This data is necessary to process your request. Processing is carried out in accordance with Art. 6 para. 1 sentence 1 lit. b GDPR for the fulfillment of contractual obligations or pre-contractual measures. Transmission is encrypted via TLS (Transport Layer Security).3. Disclosure of Data
Your personal data will only be transferred to third parties if:
- You have given explicit consent (Art. 6 para. 1 sentence 1 lit. a GDPR)
- The transfer is necessary to protect legitimate interests (Art. 6 para. 1 sentence 1 lit. f GDPR)
- There is a legal obligation (Art. 6 para. 1 sentence 1 lit. c GDPR)
- The data is necessary for contract processing (Art. 6 para. 1 sentence 1 lit. b GDPR)
4. Data Subject Rights
You have the following rights:
- Access to your stored data (Art. 15 GDPR)
- Correction of incorrect data (Art. 16 GDPR)
- Deletion of your data (Art. 17 GDPR), unless legal obligations prevent this
- Restriction of processing (Art. 18 GDPR)
- Data portability (Art. 20 GDPR)
- Withdrawal of your consent (Art. 7 para. 3 GDPR)
- Complaint to the relevant data protection authority (Art. 77 GDPR)
5. Right to Object
You have the right to object to the processing of your personal data under Art. 21 GDPR if there are specific reasons arising from your particular situation or if processing is for direct marketing purposes.
6. Data Security
We implement appropriate technical and organizational security measures to protect your data. This includes encryption using TLS (Transport Layer Security).
7. Updates and Changes to This Privacy Policy
This privacy policy is currently valid and is dated February 2025.
Due to legal or technical changes, updates may be necessary. The current version can be found at www.kosiol-kollegen.de/datenschutz.

Imprint:

Legal Notice in accordance with § 5 TMGCommunity General Practice
Practice Kosiol & Colleagues
Siegstraße 53
57076 Siegen-Weidenau
Responsible Physician:
Maik Kosiol
Contact:
Phone: +49 271 72267
Fax: +49 271 72855
Email: [email protected]
Professional Title and Professional Regulations:
The professional title "Physician" was awarded in the Federal Republic of Germany.
Supervisory Authority:
Kassenärztliche Vereinigung Westfalen-Lippe (KVWL)
Public Corporation
Robert-Schimrigk-Straße 4–6
44141 Dortmund
Chamber of Physicians:
Ärztekammer Westfalen-Lippe
Public Corporation
Gartenstraße 210–214
48147 Münster
Professional Regulations:
- Professional Code for Physicians in North Rhine-Westphalia
- Medical Profession Act of the State of North Rhine-Westphalia
The applicable regulations can be accessed at:
Professional Code for Physicians
Medical Profession Act NRW
DisclaimerLiability for Content:
As a service provider, we are responsible for our own content on these pages in accordance with § 7 Para. 1 TMG under general laws. According to §§ 8 to 10 TMG, we are not obligated as a service provider to monitor transmitted or stored third-party information or to investigate circumstances that indicate illegal activity. Obligations to remove or block the use of information under general laws remain unaffected. However, liability in this regard is only possible from the time of knowledge of a specific legal violation. Upon becoming aware of such legal violations, we will remove this content immediately.
Liability for Links:
Our offer contains links to external websites of third parties, on whose contents we have no influence. Therefore, we cannot assume any liability for these external contents. The respective provider or operator of the linked pages is always responsible for their content. The linked pages were checked for possible legal violations at the time of linking, and no illegal contents were recognizable at that time. Permanent monitoring of the content of the linked pages is, however, not reasonable without concrete evidence of a legal violation. Upon becoming aware of legal violations, we will remove such links immediately.
Copyright:
The content and works created by the site operators on these pages are subject to German copyright law. Duplication, editing, distribution, and any kind of use beyond the limits of copyright law require the written consent of the respective author or creator. Downloads and copies of this site are only permitted for private, non-commercial use. Insofar as the content on this site was not created by the operator, third-party copyrights are respected and such content is marked as such. Should you nevertheless become aware of a copyright infringement, please inform us. Upon becoming aware of legal violations, we will remove such content immediately.
Picture Holders: Pexels, Mirai F.Dispute Resolution:
The European Commission provides a platform for online dispute resolution (OS): https://ec.europa.eu/consumers/odr.
Our email address can be found above in the legal notice.
We are neither willing nor obligated to participate in dispute resolution proceedings before a consumer arbitration board.***Any misuse of the data provided in this legal notice will be r

Holidays & substitutions

Even doctors need a break sometimes. In the table below, you will find our current holiday announcements and the replacement doctor.

Always call the replacement practices in advance to avoid long waiting times!


Current vacation times:
Our practice is on vacation on: 31.03.2025, 30.06.2025; From 29-30.09.2025 and from 24-26.12.2025. In emergencies, please contact the GP emergency service on 116117.

Substitution
Will be added soon.

Legend: N/V - Not available

Our office hours:

Our practice endeavours to offer you the best possible care. Therefore, we have carefully planned our consultation hours to be flexible to your needs. Please note our opening hours for an appointment or a personal consultation. We look forward to helping you and welcoming you to our practice.

  • Acute concerns? No problem. Please come to the practice without an appointment between 11:30 and 12:00 if you have an acute concern.

  • Monday to Friday (morning): 7:30 AM – 12:30 PM

  • Monday & Thursday (afternoon): 3:00 PM – 6:00 PM

and by arrangement. The practice is closed at weekends and on public holidays. In an emergency please dial 112! If we are closed, dial 116117. The KV doctors are there when everyone else is closed.

You can find us here:

Powered by Open Street Maps

No problem even without a car. Get off at the "Schmiedestr." stop on lines C106, R16 and R17.

Thanks!

We have received your input. Thank you for taking the time to contact us. If you have any questions, we will contact you by e-mail.

Praise/criticism? Please use our form!

We look forward to hearing from you, please use
our online form for praise & criticism.
Please note, this form is not intended for admission/medical questions or similar. Please call us directly if you have any medical questions.