The 20 Best Mast Cell Activation Syndrome (MCAS) Doctors Near Me in fountain hills, AZ

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

Last Updated: 09/26/2026

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MediFind found 32 doctor with experience in Mast Cell Activation Syndrome (MCAS) near fountain hills, AZ. Of these, 24 are Experienced, 5 are Advanced and 3 are Distinguished.

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32 providers found
    Distinguished in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine
    Distinguished in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine

    Mayo Clinic Building Scottsdale

    13400 E Shea Blvd, 
    Scottsdale, AZ 
     (4.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    John Lewis is a primary care provider, practicing in Internal Medicine in Scottsdale, Arizona. Dr. Lewis is rated as a Distinguished 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 Mast Cell Activation Syndrome (MCAS), Primary T Cell Immunodeficiency, ICF Syndrome, and Leukocyte Adhesion Deficiency Type 1. Dr. Lewis is currently accepting new patients.

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

    Mayo Clinic Building Scottsdale

    13400 E Shea Blvd, 
    Scottsdale, AZ 
     (4.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Matthew Rank is a primary care provider, practicing in Internal Medicine in Scottsdale, Arizona. Dr. Rank is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Asthma, Sinusitis, Eosinophilic Esophagitis, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), and Endoscopy. Dr. Rank is currently accepting new patients.

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

    Mayo Clinic Building Scottsdale

    13400 E Shea Blvd, 
    Scottsdale,, AZ 
     (4.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ryan Robetorye is a Hematologist practicing medicine in Scottsdale,, Arizona. Dr. Robetorye is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 86 other conditions, according to our data. His clinical expertise encompasses Acute Myelomonocytic Leukemia, Chronic B-Cell Leukemia (CBCL), Chronic Lymphocytic Leukemia (CLL), and Richter Syndrome. Dr. Robetorye is currently accepting new patients.

    Learn about our expert tiers
    Advanced in Mast Cell Activation Syndrome (MCAS)
    Nurse Practitioner
    Advanced in Mast Cell Activation Syndrome (MCAS)
    Nurse Practitioner
    Referral may be required

    Mayo Clinic-Arizona-Scottsdalephoenix

    13400 E Shea Blvd, 
    Scottsdale, AZ 
     (4.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Jamie Potter is a Nurse Practitioner practicing medicine in Scottsdale, Arizona. Potter, NP is rated as an Advanced 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 Mast Cell Activation Syndrome (MCAS) and Muscle Spasms. Potter, NP is currently accepting new patients.

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

    Office

    13860 N Northsight Blvd, 
    Scottsdale,, AZ 
     (9.9 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients
    Offers Telehealth

    Mark Rose is a primary care provider, practicing in Internal Medicine in Scottsdale,, Arizona. Dr. Rose is rated as a Distinguished provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Grass Allergy, Empyema, Sinusitis, and Allergic Rhinitis. Dr. Rose is currently accepting new patients.

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

    Mayo Clinic Building Scottsdale

    13400 E Shea Blvd, 
    Scottsdale, AZ 
     (4.2 miles away)
    Languages Spoken:
    English

    Matthew Farley is a primary care provider, practicing in Internal Medicine in Scottsdale, Arizona. Dr. Farley is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His clinical expertise encompasses Gastrointestinal Perforation, Mast Cell Activation Syndrome (MCAS), Cholangitis, and Sclerosing Cholangitis.

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

    Mayo Clinic Building Scottsdale

    13400 E Shea Blvd, 
    Scottsdale, AZ 
     (4.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Lucinda Harris is a Gastroenterologist practicing medicine in Scottsdale, Arizona. Dr. Harris is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Irritable Bowel Syndrome (IBS), Diarrhea, Bowel Incontinence, Colonoscopy, and Endoscopy.

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

    Mayo Clinic Building Scottsdale

    13400 E Shea Blvd, 
    Scottsdale, AZ 
     (4.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Fiona Craig is a Hematologist practicing medicine in Scottsdale, Arizona. Dr. Craig is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Chronic B-Cell Leukemia (CBCL), Multiple Myeloma, Myelofibrosis, and Hypereosinophilic Syndrome. Dr. Craig is currently accepting new patients.

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

    Mayo Clinic Building Scottsdale

    13400 E Shea Blvd, 
    Scottsdale,, AZ 
     (4.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Gerald Volcheck is an Allergy and Immunologist practicing medicine in Scottsdale,, Arizona. Dr. Volcheck is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Anaphylaxis, Systemic Mastocytosis, Asthma, and Grass Allergy. Dr. Volcheck is currently accepting new patients.

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

    Mayo Clinic Building Scottsdale

    13400 E Shea Blvd, 
    Scottsdale, AZ 
     (4.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ba Nguyen is a Radiologist practicing medicine in Scottsdale, Arizona. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Splenic Neoplasm, Primary Lymphoma of the Brain, Neuroendocrine Tumor, Annular Pancreas, and Splenectomy. Dr. Nguyen 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

    Mayo Clinic Building Scottsdale

    13400 E Shea Blvd, 
    Scottsdale, AZ 
     (4.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    John Dibaise is a Gastroenterologist practicing medicine in Scottsdale, Arizona. Dr. Dibaise is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Indigestion, Gastroparesis, Short Bowel Syndrome, Colonoscopy, and Endoscopy.

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

    Mayo Clinic Building Scottsdale

    13400 E Shea Blvd, 
    Scottsdale, AZ 
     (4.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Catherine Freeman is a primary care provider, practicing in Internal Medicine in Scottsdale, Arizona. Dr. Freeman 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 Pignata Guarino Syndrome, Woods Black Norbury Syndrome, X-Linked Severe Combined Immunodeficiency, and Severe Combined Immunodeficiency (SCID). Dr. Freeman is currently accepting new patients.

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

    Honorhealth Medical Group, LLC

    10200 N 92nd St, Suite 200, 
    Scottsdale, AZ 
     (9.1 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients
    Offers Telehealth

    Jason Turner is a primary care provider, practicing in Family Medicine in Scottsdale, Arizona. Dr. Turner 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 Infant Hyperglycemia, High Cholesterol, Type 2 Diabetes (T2D), and Hypothyroidism. Dr. Turner is currently accepting new patients.

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

    Allergy, Asthma And Immunology Associates Ltd

    10200 N 92nd St, Suite 130, 
    Scottsdale, AZ 
     (9.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Aaron Davis is an Allergy and Immunologist practicing medicine in Scottsdale, Arizona. Dr. Davis is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Allergic Rhinitis, Grass Allergy, Sinusitis, and Hives. Dr. Davis is board certified in American Board Of Allergy And Immunology, Allergy & Immunology, and Internal Medicine. Dr. Davis is currently accepting new patients.

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

    Healthyu Family Medicine LLC

    840 E McKellips Rd Ste 107, 
    Mesa, AZ 
     (11.5 miles away)
    Languages Spoken:
    English, French, Spanish
    Accepting New Patients
    Offers Telehealth

    Ronald Jorgensen is an Allergy and Immunologist practicing medicine in Mesa, Arizona. Dr. Jorgensen is rated as a Distinguished provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Grass Allergy, Allergic Rhinitis, Sinusitis, and Hives. Dr. Jorgensen is board certified in American Board Of Allergy And Immunology. Dr. Jorgensen is currently accepting new patients.

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

    Julie A Wendt MD PLLC

    21803 N Scottsdale Rd Ste 200, 
    Scottsdale, AZ 
     (7.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Julie Wendt is an Allergy and Immunologist practicing medicine in Scottsdale, Arizona. Dr. Wendt is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Exercise-Induced Anaphylaxis (EIA), Anaphylaxis, Serum Sickness, and Grass Allergy. Dr. Wendt is currently accepting new patients.

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

    Ironwood Physicians

    8880 E Desert Cove Ave, 
    Scottsdale, AZ 
     (9.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Leslie Klein is a Hematologist and an Oncologist practicing medicine in Scottsdale, Arizona. Dr. Klein is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 28 other conditions, according to our data. Her clinical expertise encompasses Severe Congenital Neutropenia, Chronic Familial Neutropenia, Agranulocytosis, and Pleuropulmonary Blastoma. Dr. Klein is board certified in American Board Of Internal Medicine. Dr. Klein is currently accepting new patients.

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

    Helene Wechsler MD PC

    10900 N Scottsdale Rd Ste 104, 
    Scottsdale, AZ 
     (13.1 miles away)
    Languages Spoken:
    English

    Helene Wechsler is a primary care provider, practicing in Family Medicine in Scottsdale, Arizona. Dr. Wechsler is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her clinical expertise encompasses Mast Cell Activation Syndrome (MCAS), High Cholesterol, Osteoporosis, and Postmenopausal Osteoporosis.

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

    Allergy And Immunology Associates, Ltd

    7514 E Monterey Way, Ste 1, 
    Scottsdale, AZ 
     (13.8 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients
    Offers Telehealth

    Michael Manning is an Allergy and Immunologist practicing medicine in Scottsdale, Arizona. Dr. Manning is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Common Variable Immune Deficiency, Allergic Rhinitis, Grass Allergy, and Sinusitis. Dr. Manning is board certified in American Board Of Allergy And Immunology, Allergy & Immunology, and Internal Medicine. Dr. Manning is currently accepting new patients.

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

    AZ - Cancer

    5777 E Mayo Blvd, 
    Phoenix, AZ 
     (13.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Cecilia Arana-Yi is a Hematologist and an Oncologist practicing medicine in Phoenix, Arizona. Dr. Arana-Yi is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 37 other conditions, according to our data. Her clinical expertise encompasses Chronic Lymphocytic Leukemia (CLL), Acute Myeloid Leukemia (AML), Myelodysplastic Syndrome (MDS), Bone Marrow Aspiration, and Bone Marrow Transplant.

    Showing 1-20 of 32

    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 fountain hills, AZ?

    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 fountain hills, AZ?

    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 fountain hills, AZ?

    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 fountain hills, AZ?

    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 fountain hills, AZ?

    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 fountain hills, AZ?

    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 fountain hills, AZ?

    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 

    Read more about our Content Policy. 

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