The 20 Best Mast Cell Activation Syndrome (MCAS) Doctors Near Me in cleveland, OH

Find the Top Mast Cell Activation Syndrome (MCAS) Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 38 doctor with experience in Mast Cell Activation Syndrome (MCAS) near cleveland, OH. Of these, 33 are Experienced and 5 are Advanced.

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38 providers found
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Referral required

    Cleveland Clinic Main Campus

    2049 East 100th Street, 
    Cleveland, OH 
     (4.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Cassandra Calabrese is a Rheumatologist practicing medicine in Cleveland, Ohio. Dr. Calabrese is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Rhizomelic Pseudopolyarthritis, Polymyalgia Rheumatica, Rheumatoid Arthritis (RA), and Sjogren Syndrome. Dr. Calabrese is board certified in American Board Of Internal Medicine, 2018. Dr. Calabrese is currently accepting new patients.

    Advanced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Advanced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Referral may be required

    Cleveland Clinic Main Campus

    2049 East 100th Street, 
    Cleveland, OH 
     (4.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    James Fernandez is an Allergy and Immunologist practicing medicine in Cleveland, Ohio. Dr. Fernandez is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Common Variable Immune Deficiency, Primary Immunodeficiency (PID), Hives, and Chronic Eosinophilic Pneumonia. Dr. Fernandez is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Hematology Oncology | Hematology | Oncology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Hematology Oncology | Hematology | Oncology
    Referral may be required

    Cleveland Clinic Main Campus

    9500 Euclid Avenue, 
    Cleveland, OH 
     (3.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Aaron Gerds is a Hematologist Oncology specialist and a Hematologist practicing medicine in Cleveland, Ohio. Dr. Gerds is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Myelofibrosis, Myeloproliferative Neoplasms (MPN), Polycythemia Vera, Bone Marrow Aspiration, and Bone Marrow Transplant. Dr. Gerds is board certified in American Board Of Internal Medicine, 2013. Dr. Gerds is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Cardiac Electrophysiology | Cardiology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Cardiac Electrophysiology | Cardiology
    Referral required

    Cleveland Clinic Main Campus

    9500 Euclid Avenue, 
    Cleveland, OH 
     (3.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Kenneth Mayuga is a Cardiac Electrophysiologist and a Cardiologist practicing medicine in Cleveland, Ohio. Dr. Mayuga is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Postural Orthostatic Tachycardia Syndrome (POTS), Arrhythmias, Fainting, Cardiac Ablation, and Pacemaker Implantation. Dr. Mayuga is board certified in American Board Of Internal Medicine, 2015. Dr. Mayuga is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine

    Cleveland Clinic Main Campus

    9500 Euclid Avenue, 
    Cleveland, OH 
     (3.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Michael Miller is a primary care provider, practicing in Internal Medicine in Cleveland, Ohio. Dr. Miller is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Temporal Arteritis, Juvenile Temporal Arteritis, Giant Cell Arteritis (GCA), and Necrotizing Vasculitis. Dr. Miller is board certified in American Board Of Internal Medicine, 1987.

    Advanced in Mast Cell Activation Syndrome (MCAS)
    Family Medicine
    Advanced in Mast Cell Activation Syndrome (MCAS)
    Family Medicine

    Cleveland Clinic

    9500 Euclid Ave, 
    Cleveland, OH 
     (3.8 miles away)
    Languages Spoken:
    English

    Alice Sullivan is a primary care provider, practicing in Family Medicine in Cleveland, Ohio. Dr. Sullivan is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Fungal Arthritis, Intestinal Parasitosis, Meningitis, and Familial Chronic Mucocutaneous Candidiasis.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Referral may be required

    Cleveland Clinic Main Campus

    2049 East 100th Street, 
    Cleveland, OH 
     (4.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Lily Pien is an Allergy and Immunologist practicing medicine in Cleveland, Ohio. Dr. Pien is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Hives, Angioedema, Simple Pulmonary Eosinophilia, and Eosinophilic Pneumonia. Dr. Pien is board certified in American Board Of Allergy And Immunology, 1989. Dr. Pien is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Pediatric Allergy and Immunology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Pediatric Allergy and Immunology
    Referral may be required

    Cleveland Clinic Main Campus

    2049 East 100th Street, 
    Cleveland, OH 
     (4.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Mark Aronica is a Pediatric Allergy and Immunologist practicing medicine in Cleveland, Ohio. Dr. Aronica is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Chronic Spontaneous Urticaria (CSU), Common Variable Immune Deficiency, Anaphylaxis, and Mast Cell Activation Syndrome (MCAS). Dr. Aronica is board certified in American Board Of Allergy And Immunology, 2001. Dr. Aronica is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Pediatric Allergy and Immunology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Pediatric Allergy and Immunology
    Referral may be required

    Cleveland Clinic Main Campus

    2049 East 100th Street, 
    Cleveland, OH 
     (4.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Matthew Lau is a Pediatric Allergy and Immunologist practicing medicine in Cleveland, Ohio. Dr. Lau is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Anaphylaxis, Chronic Spontaneous Urticaria (CSU), Hereditary Alpha-Tryptasemia, and Mast Cell Activation Syndrome (MCAS). Dr. Lau is board certified in American Board Of Allergy And Immunology, 1993. Dr. Lau is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Gastroenterology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Gastroenterology
    Referral may be required

    Cleveland Clinic Main Campus

    2049 East 100th Street, 
    Cleveland, OH 
     (4.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Shirley Paski is a Gastroenterologist practicing medicine in Cleveland, Ohio. Dr. Paski is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 19 other conditions, according to our data. Her clinical expertise encompasses Short Bowel Syndrome, Angiodysplasia of the Colon, Malnutrition, Endoscopy, and Colonoscopy. Dr. Paski is board certified in American Board Of Internal Medicine, 2011.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Rheumatology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Rheumatology
    Referral required

    Cleveland Clinic Main Campus

    2049 East 100th Street, 
    Cleveland, OH 
     (4.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Adam Brown is a Rheumatologist practicing medicine in Cleveland, Ohio. Dr. Brown is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Polymyalgia Rheumatica, Rhizomelic Pseudopolyarthritis, Rheumatoid Arthritis (RA), and Necrotizing Vasculitis.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine

    Cleveland Clinic Main Campus

    2049 East 100th Street, 
    Cleveland, OH 
     (4.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sobia Khan is a primary care provider, practicing in Internal Medicine in Cleveland, Ohio. Dr. Khan is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 19 other conditions, according to our data. Her clinical expertise encompasses Vertigo, Menopause, Premenstrual Syndrome, Hyperhidrosis, and Intrauterine Device Insertion. Dr. Khan is board certified in American Board Of Internal Medicine, 2010.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Pediatric Allergy and Immunology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Pediatric Allergy and Immunology
    Referral may be required

    Cleveland Clinic Main Campus

    2049 East 100th Street, 
    Cleveland, OH 
     (4.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Deepa Patadia is a Pediatric Allergy and Immunologist practicing medicine in Cleveland, Ohio. Dr. Patadia is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Chronic Spontaneous Urticaria (CSU), Anaphylaxis, Common Variable Immune Deficiency, and Food Allergy. Dr. Patadia is board certified in American Board Of Allergy And Immunology, 2017. Dr. Patadia is currently accepting new patients.

    Advanced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Advanced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Referral may be required

    University Hospitals

    11100 Euclid Ave, 
    Cleveland, OH 
     (4.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Princess Ogbogu is an Allergy and Immunologist practicing medicine in Cleveland, Ohio. Dr. Ogbogu is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 16 other conditions, according to our data. Her clinical expertise encompasses Hypereosinophilic Syndrome, Hives, Ozena, and Nonallergic Rhinopathy. Dr. Ogbogu is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Referral may be required

    Cleveland Clinic Main Campus

    2050 East 96th Street, 
    Cleveland, OH 
     (4.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    James Carter is a Cardiologist practicing medicine in Cleveland, Ohio. Dr. Carter is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Heart Block, Inappropriate Sinus Tachycardia (IST), Familial Ventricular Tachycardia, and Arrhythmias. Dr. Carter is board certified in Alliance For Physician Certification And Advancement, 2017. Dr. Carter is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Nurse Practitioner
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Nurse Practitioner
    Referral may be required

    Cleveland Clinic Foundation

    9500 Euclid Ave # 25, 
    Cleveland, OH 
     (0.1 miles away)
    Languages Spoken:
    English

    Sandra Cooper is a Nurse Practitioner practicing medicine in Cleveland, Ohio. Cooper, NP is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Menopause, Mast Cell Activation Syndrome (MCAS), Vitamin D Deficiency, and Non-Alcoholic Fatty Liver Disease.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Nurse Practitioner
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Nurse Practitioner
    Referral may be required

    Office

    9500 Euclid Ave # 3-125, 
    Cleveland, OH 
     (0.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Kaylen Diederich is a Nurse Practitioner practicing medicine in Cleveland, Ohio. Diederich, NP is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her clinical expertise encompasses Inappropriate Sinus Tachycardia (IST), Mast Cell Activation Syndrome (MCAS), Myelin Oligodendrocyte Glycoprotein Antibody-Associated Disease, and Legius Syndrome. Diederich, NP is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Gastroenterology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Gastroenterology
    Referral may be required

    The MetroHealth System

    2500 Metrohealth Dr, 
    Cleveland, OH 
     (2.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Michael Kurin is a Gastroenterologist practicing medicine in Cleveland, Ohio. Dr. Kurin is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Febrile Neutropenia, Gastroesophageal Reflux Disease (GERD), Irritable Bowel Syndrome (IBS), Colonoscopy, and Endoscopy. Dr. Kurin is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine

    Cleveland Clinic

    9500 Euclid Ave, 
    Cleveland, OH 
     (3.8 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Daniel Sullivan is a primary care provider, practicing in Internal Medicine in Cleveland, Ohio. He has been practicing medicine for over 44 years. Dr. Sullivan is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Cardiomyopathy, Familial Dysautonomia, Familial Combined Hyperlipidemia, and Xanthoma. Dr. Sullivan is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Referral may be required

    Cleveland Clinic

    9500 Euclid Ave, 
    Cleveland, OH 
     (3.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Robert Wilson is a Neurologist practicing medicine in Cleveland, Ohio. Dr. Wilson is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Stiff Person Syndrome, Shapiro Syndrome, Dopamine Beta-Hydroxylase Deficiency, and Cold-Induced Sweating Syndrome. Dr. Wilson is currently accepting new patients.

    Showing 1-20 of 38

    Last Updated: 09/26/2026

    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 cleveland, OH?

    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 cleveland, OH?

    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 does MediFind rank Mast Cell Activation Syndrome (MCAS) doctors near cleveland, OH?

    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 cleveland, OH?

    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 cleveland, OH?

    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 cleveland, OH?

    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 cleveland, OH?

    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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