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    Last Updated: 02/22/2026

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    MediFind found 14 doctor with experience in Mast Cell Activation Syndrome (MCAS) near Bonn, NW. Of these, 9 are Experienced, 4 are Advanced and 1 are Distinguished.

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    14 providers found
      Distinguished in Mast Cell Activation Syndrome (MCAS)

      Gerhard J. Molderings
      Distinguished in Mast Cell Activation Syndrome (MCAS)

      Gerhard J. Molderings
      Sigmund Freud Str. 25, 
      Bonn, NW, DE 
       (2.9 km away)

      Gerhard Molderings practices in Bonn, Germany. Mr. Molderings is rated as a Distinguished expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Mast Cell Activation Syndrome (MCAS), Systemic Mastocytosis, Restless Legs Syndrome, and Serum Sickness.

      Advanced in Mast Cell Activation Syndrome (MCAS)

      Martin Mucke
      Advanced in Mast Cell Activation Syndrome (MCAS)

      Martin Mucke
      Sigmund Freud Str. 25, 53127, 
      Bonn, NW, DE 
       (3.0 km away)

      Martin Mucke practices in Bonn, Germany. Mr. Mucke is rated as an Advanced expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Acute Pain, Mast Cell Activation Syndrome (MCAS), Chronic Pain, and Systemic Mastocytosis.

      Advanced in Mast Cell Activation Syndrome (MCAS)

      Jurgen M. Homann
      Advanced in Mast Cell Activation Syndrome (MCAS)

      Jurgen M. Homann
      Bonn, NW, DE 
       (3.7 km away)

      Jurgen Homann practices in Bonn, Germany. Homann is rated as an Advanced expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Their top areas of expertise are Mast Cell Activation Syndrome (MCAS), Systemic Mastocytosis, and Serum Sickness.

      Learn about our expert tiers
      Advanced in Mast Cell Activation Syndrome (MCAS)

      Hans-jorg J. Hertfelder
      Advanced in Mast Cell Activation Syndrome (MCAS)

      Hans-jorg J. Hertfelder
      Bonn, NW, DE 
       (3.7 km away)

      Hans-jorg Hertfelder practices in Bonn, Germany. Hertfelder is rated as an Advanced expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Their top areas of expertise are Mast Cell Activation Syndrome (MCAS), Heyde Syndrome, Serum Sickness, and Von Willebrand Disease (VWD).

      Advanced in Mast Cell Activation Syndrome (MCAS)

      Britta Haenisch
      Advanced in Mast Cell Activation Syndrome (MCAS)

      Britta Haenisch
      Kurt Georg Kiesinger Allee 3, 
      Bonn, NW, DE 
       (5.1 km away)

      Britta Haenisch practices in Bonn, Germany. Ms. Haenisch is rated as an Advanced expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Mast Cell Activation Syndrome (MCAS), Systemic Mastocytosis, Dementia, and Schizophrenia.

      Experienced in Mast Cell Activation Syndrome (MCAS)

      Rupert Conrad
      Experienced in Mast Cell Activation Syndrome (MCAS)

      Rupert Conrad
      Sigmund Freud Str. 25, 
      Bonn, NW, DE 
       (2.9 km away)

      Rupert Conrad practices in Bonn, Germany. Mr. Conrad is rated as an Experienced expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Acute Pain, Uterine Fibroids, Major Depression, Mast Cell Activation Syndrome (MCAS), and Liver Transplant.

      Experienced in Mast Cell Activation Syndrome (MCAS)

      Johannes B. Oldenburg
      Experienced in Mast Cell Activation Syndrome (MCAS)

      Johannes B. Oldenburg
      Sigmund Freud Str. 25, 
      Bonn, NW, DE 
       (2.9 km away)

      Johannes Oldenburg practices in Bonn, Germany. Mr. Oldenburg is rated as an Experienced expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Blood Clots, Hemophilia A, Hemophilia B, Orchiectomy, and Bone Marrow Transplant.

      Experienced in Mast Cell Activation Syndrome (MCAS)

      Markus M. Nothen
      Experienced in Mast Cell Activation Syndrome (MCAS)

      Markus M. Nothen
      Sigmund Freud Str. 25, 
      Bonn, NW, DE 
       (2.9 km away)

      Markus Nothen practices in Bonn, Germany. Mr. Nothen is rated as an Experienced expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Bipolar Disorder (BPD), Schizophrenia, Autosomal Recessive Hypotrichosis, and Cleft Lip and Palate.

      Experienced in Mast Cell Activation Syndrome (MCAS)

      Holger Seidel
      Experienced in Mast Cell Activation Syndrome (MCAS)

      Holger Seidel
      Bonn, NW, DE 
       (3.7 km away)

      Holger Seidel practices in Bonn, Germany. Mr. Seidel is rated as an Experienced expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Mast Cell Activation Syndrome (MCAS), Protein C Deficiency, Blood Clots, and Von Willebrand Disease (VWD).

      Experienced in Mast Cell Activation Syndrome (MCAS)

      Bernd Sido
      Experienced in Mast Cell Activation Syndrome (MCAS)

      Bernd Sido

      Gemeinschaftskrankenhaus Bonn

      Bonn, NW, DE 
       (3.7 km away)

      Bernd Sido practices in Bonn, Germany. Mr. Sido is rated as an Experienced expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Systemic Mastocytosis, Mast Cell Activation Syndrome (MCAS), Serum Sickness, and Endoscopy.

      Experienced in Mast Cell Activation Syndrome (MCAS)

      Franz L. Dumoulin
      Experienced in Mast Cell Activation Syndrome (MCAS)

      Franz L. Dumoulin

      Gemeinschaftskrankenhaus Bonn

      Bonn, NW, DE 
       (3.7 km away)

      Franz Dumoulin practices in Bonn, Germany. Mr. Dumoulin is rated as an Experienced expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Barrett Esophagus, Serum Sickness, Mast Cell Activation Syndrome (MCAS), Endoscopy, and Colonoscopy.

      Experienced in Mast Cell Activation Syndrome (MCAS)

      Markus Menzen
      Experienced in Mast Cell Activation Syndrome (MCAS)

      Markus Menzen
      Bonn, NW, DE 
       (3.7 km away)

      Markus Menzen practices in Bonn, Germany. Mr. Menzen is rated as an Experienced expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Maturity Onset Diabetes of the Young, Mast Cell Activation Syndrome (MCAS), Type 2 Diabetes (T2D), and Systemic Mastocytosis.

      Experienced in Mast Cell Activation Syndrome (MCAS)

      Lars F. Lange
      Experienced in Mast Cell Activation Syndrome (MCAS)

      Lars F. Lange

      St. Marien Hospital

      Bonn, NW, DE 
       (3.7 km away)

      Lars Lange practices in Bonn, Germany. Mr. Lange is rated as an Experienced expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Anaphylaxis, Asthma, Grass Allergy, and Mast Cell Activation Syndrome (MCAS).

      Experienced in Mast Cell Activation Syndrome (MCAS)

      Alexander C. Bohner
      Experienced in Mast Cell Activation Syndrome (MCAS)

      Alexander C. Bohner
      Bonn, NW, DE 
       (3.7 km away)

      Alexander Bohner practices in Bonn, Germany. Mr. Bohner is rated as an Experienced expert by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Nummular Eczema, Generalized Pustular Psoriasis (GPP), Pustular Psoriasis, and Psoriasis.

      While we make every effort to provide the best results possible, data is currently limited outside of the United States. Doctors listed may include both clinicians and researchers, and individuals relocate frequently. We recommend contacting doctors directly to confirm their location and areas of focus. Contact information is provided when available. Learn more about our expert tiers.
      Showing 1-14 of 14

      Last Updated: 02/22/2026

      What is the definition of Mast Cell Activation Syndrome (MCAS)?

      Mast cell activation syndrome (MCAS) causes a person to have repeated severe allergy symptoms affecting several body systems. In MCAS, mast cells mistakenly release too many chemical agents, resulting in symptoms in the skin, gastrointestinal tract, heart, respiratory, and neurologic systems. Mast cells are present throughout most of our bodies and secrete different chemicals during allergic reactions. Symptoms include episodes of abdominal pain, cramping, diarrhea, flushing, itching, wheezing, coughing, lightheadedness and rapid pulse and low blood pressure. Symptoms can start at any age, but usually begin in adulthood. The cause of MCAS is unknown. Diagnosis is based on the symptoms, clinical exam, and specific laboratory testing. Other conditions may need to be excluded before MCAS can be diagnosed.

      When should I see a Mast Cell Activation Syndrome (MCAS) doctor near Bonn, NW?

      There are various reasons why you may want to see a specialist, such as: 

      • Your primary care provider recommends it. 
      • Your condition requires expert knowledge and specialized care. 
      • Your symptoms persist or worsen despite treatment. 
      • You need specialized testing or procedures. 
      • You want a second opinion.  

      What should I consider when choosing a Mast Cell Activation Syndrome (MCAS) doctor near Bonn, NW?

      It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

      How do I find the best Mast Cell Activation Syndrome (MCAS) doctor near Bonn, NW?

      You can find a Mast Cell Activation Syndrome (MCAS) doctor in any of the 10 largest U.S. cities by clicking below:

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      Mast Cell Activation Syndrome (MCAS) doctor near Boston, MA
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      Mast Cell Activation Syndrome (MCAS) doctor near San Jose, CA

      How does MediFind rank Mast Cell Activation Syndrome (MCAS) doctors near Bonn, NW?

      MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

      What types of insurance are accepted by Mast Cell Activation Syndrome (MCAS) doctors near Bonn, NW?

      Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

      How can I book an appointment online with a Mast Cell Activation Syndrome (MCAS) doctor near Bonn, NW?

      MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Mast Cell Activation Syndrome (MCAS) doctor search results page. 

      Why is it important to get a second opinion from a different Mast Cell Activation Syndrome (MCAS) doctor?

      Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

      How can I prepare for my appointment with a Mast Cell Activation Syndrome (MCAS) doctor near Bonn, NW?

      Prepare for your appointment by gathering the following items: 

      • Copies of medical records (dating back at least one year) 
      • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
      • Family history of disease 
      • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
      • Allergies to medications, food, latex, insects, etc.  
      • List of questions and concerns 
      • Your insurance card 

      You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

      What questions should I ask my Mast Cell Activation Syndrome (MCAS) doctor?

      Here are some sample questions: 

      • Can you explain in simple terms what this condition is and how it’s treated? 
      • What symptoms or side effects should I watch for? 
      • What tests will be involved, and when can I expect results? 
      • Are there other specialists I need to see? 
      • What’s the best way to reach you if I have follow-up questions? 

      How can I learn about the latest clinical trials and research advances my Mast Cell Activation Syndrome (MCAS) doctor may know about?

      MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

      MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

      Can I filter my search to show male or female Mast Cell Activation Syndrome (MCAS) doctors near Bonn, NW?

      Look for the filter feature on the left side of the Mast Cell Activation Syndrome (MCAS) doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

      Can I filter my search to find a Mast Cell Activation Syndrome (MCAS) doctor that offers video calls?

      Look for the filter feature on the left-side of the Mast Cell Activation Syndrome (MCAS) doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

      Reviewed on: 11/11/24  

      By: MediFind Medical Staff 

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