The 20 Best Mast Cell Activation Syndrome (MCAS) Doctors Near Me in Seattle, WA

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

Last Updated: 04/28/2026

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MediFind found 28 doctor with experience in Mast Cell Activation Syndrome (MCAS) near Seattle, WA. Of these, 25 are Experienced and 2 are Advanced.

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28 providers found
    Advanced in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine
    Advanced in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine

    Gme Office University Of Washington

    1959 NE Pacific St, 
    Seattle, WA 
     (3.2 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English
    Offers Telehealth

    Dilawar Khokhar is an Internal Medicine provider practicing medicine in Seattle, Washington. He has been practicing medicine for over 10 years. Dr. Khokhar is rated as an Advanced 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 Mast Cell Activation Syndrome (MCAS), Hives, Anaphylaxis, and Chronic Spontaneous Urticaria (CSU).

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Gastroenterology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Gastroenterology

    Seattle Gastroenterology Northgate

    11027 Meridian Avenue North, 
    Seattle, WA 
     (0.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Darik Taniguchi is a provider with privileges at a Swedish Medical Center. Dr. Taniguchi is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 29 other conditions, according to our data. His clinical expertise encompasses Childhood Volvulus, Portal Hypertension, Indigestion, Diarrhea, and Endoscopy. Dr. Taniguchi is board certified in American Board Of Internal Medicine.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Experienced in Mast Cell Activation Syndrome (MCAS)
    1201 Terry Ave, 
    Seattle, WA 
     (0.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Natalie Moriarty, MD, is a board-certified dermatologist who specializes in the detection and treatment of skin cancer, eczema, psoriasis, infections of the skin, pediatric dermatology, and preventive and restorative cosmetic treatments.Dr. Moriarty is a member of the American Academy of Dermatology and Seattle Dermatologic Society.Away from work, Dr. Moriarty enjoys hiking, reading and spending time with her family. Dr. Moriarty is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Urticaria Pigmentosa, Melanoma, Sunburn, and Actinic Keratosis.

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

    Gme Office University Of Washington

    1959 NE Pacific St, 
    Seattle, WA 
     (3.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Andrew Ayars is an Allergy and Immunologist practicing medicine in Seattle, Washington. Dr. Ayars is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Chronic Spontaneous Urticaria (CSU), Hives, Common Variable Immune Deficiency, and Vibratory Urticaria.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Pediatric Otolaryngology | Otolaryngology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Pediatric Otolaryngology | Otolaryngology

    Proliance Surgeons

    1231 116th Ave NE #915, 
    Bellevue, WA 
     (6.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Adrienne Laury is a Pediatric Otolaryngologist and an Otolaryngologist practicing medicine in Bellevue, Washington. Dr. Laury is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 20 other conditions, according to our data. Her clinical expertise encompasses Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Sinusitis, Nasal Polyps, and Empyema. Dr. Laury is board certified in American Board Of Otolaryngology and American Academy Of Otolaryngic Allergy.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Infectious Disease
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Infectious Disease

    Uw Medicine/Harborview Medical Center

    325 9th Ave, 
    Seattle, WA 
     (0.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Matthew Altman is an Infectious Disease provider practicing medicine in Seattle, Washington. Dr. Altman is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His clinical expertise encompasses Common Variable Immune Deficiency, Mast Cell Activation Syndrome (MCAS), Eosinophilic Asthma, and Allergic Bronchopulmonary Aspergillosis.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Hematology | Oncology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Hematology | Oncology

    Rachel Loschiavo PA-C

    825 Eastlake Ave E, 
    Seattle, WA 
     (1.4 miles away)
    Languages Spoken:
    English

    Alexandra Boehm is a Hematologist and an Oncologist practicing medicine in Seattle, Washington. Dr. Boehm is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her clinical expertise encompasses Systemic Mastocytosis, Mast Cell Activation Syndrome (MCAS), Primary Lymphoma of the Brain, Cryoglobulinemia, and Bone Marrow Transplant.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Hematology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Hematology

    Rachel Loschiavo PA-C

    825 Eastlake Ave E, 
    Seattle, WA 
     (1.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Paul Hendrie is a Hematologist practicing medicine in Seattle, Washington. Dr. Hendrie is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Acute Myeloid Leukemia (AML), Acute Myeloblastic Leukemia without Maturation, Langerhans Cell Histiocytosis, Childhood Acute Myeloid Leukemia, and Bone Marrow Aspiration.

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

    Fred Hutchinson Cancer Center

    1100 Fairview Ave N, 
    Seattle, WA 
     (1.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jerald Radich is an Oncologist practicing medicine in Seattle, Washington. Dr. Radich 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 Chronic Myelogenous Leukemia (CML), Leukemia, Acute Myeloid Leukemia (AML), and Acute Lymphoblastic Leukemia (ALL).

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

    Advanced Integrative Medicine Of Seattle Institute PLLC

    2825 Eastlake Ave E Ste 115, 
    Seattle, WA 
     (2.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sunil Aggarwal is a Palliative Medicine provider practicing medicine in Seattle, Washington. Dr. Aggarwal is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His clinical expertise encompasses Primary Lateral Sclerosis, Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease), Chronic Pain, and Mast Cell Activation Syndrome (MCAS).

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

    Advanced Integrative Medicine Of Seattle Institute PLLC

    2825 Eastlake Ave E Ste 115, 
    Seattle, WA 
     (2.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Gina Perez is a primary care provider, practicing in Family Medicine in Seattle, Washington. Dr. Perez is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her clinical expertise encompasses Ehlers-Danlos Syndrome (EDS), Chronic Pain, Opioid Use Disorder, and Musculocontractural Ehlers-Danlos Syndrome (mcEDS).

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Gastroenterology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Gastroenterology

    Kaiser Permanente Specialty Center Gastroenterology

    125 16th Avenue East, Suite CSB-2, 
    Seattle, WA 
     (2.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jagpal Klair is a Gastroenterologist practicing medicine in Seattle, Washington. Dr. Klair 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 Jaundice, Diarrhea, Gastrointestinal Bleeding, Endoscopy, and Colonoscopy. Dr. Klair is currently accepting new patients.

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

    Gme Office University Of Washington

    1959 NE Pacific St, 
    Seattle, WA 
     (3.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Bart Scott is an Oncologist practicing medicine in Seattle, Washington. Dr. Scott is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Myelodysplastic Syndrome (MDS), Acute Myeloid Leukemia (AML), Chronic Myelomonocytic Leukemia (CMML), Leukemia, and Bone Marrow Aspiration.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology

    Gme Office University Of Washington

    1959 NE Pacific St, 
    Seattle, WA 
     (3.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Anna Lang is an Allergy and Immunologist practicing medicine in Seattle, Washington. Dr. Lang is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses X-Linked Severe Combined Immunodeficiency, Severe Combined Immunodeficiency (SCID), Omenn Syndrome, and Serum Sickness.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Neurology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Neurology

    Helen Widlansky PH.D.

    2900 NE Blakeley St Ste C, 
    Seattle, WA 
     (4.3 miles away)
    Languages Spoken:
    English

    Ilene Ruhoy is a Neurologist practicing medicine in Seattle, Washington. Dr. Ruhoy 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), and Hypotonia.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Holistic Medicine
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Holistic Medicine
    5600 14th Ave Nw, 
    Seattle, WA 
     (4.7 miles away)
    Languages Spoken:
    English, Afrikaans, Akan, Castilian, Polish, Spanish
    Accepting New Patients
    Offers Telehealth

    Tara Shelby is a Holistic Medicine provider practicing medicine in Seattle, Washington. Ms. Shelby 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), Vitamin D Deficiency, Menopause, Laminectomy, and Spinal Fusion. Ms. Shelby 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

    Olympia Allergy And Immunology

    2320 130th Ave NE Ste 220, 
    Bellevue, WA 
     (7.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jon Welch is an Allergy and Immunologist practicing medicine in Bellevue, Washington. Dr. Welch 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 Allergic Rhinitis, Sinusitis, Grass Allergy, and Hives.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology

    Asthma Inc

    9725 3rd Ave NE Ste 500, 
    Seattle, WA 
     (6.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Daniel Petroni is an Allergy and Immunologist practicing medicine in Seattle, Washington. Dr. Petroni 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 Hives, Angioedema, Anaphylaxis, and Allergic Rhinitis.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Experienced in Mast Cell Activation Syndrome (MCAS)
    1500 116th Ave Ne, 
    Bellevue, WA 
     (7.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Heather Brandling is a Dermatologist practicing medicine in Bellevue, Washington. Dr. Brandling is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Discoid Lupus Erythematosus (DLE), Localized Scleroderma, Cutaneous Lupus Erythematosus (CLE), and Urticaria Pigmentosa.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Gastroenterology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Gastroenterology

    Gastro Health

    11027 Meridian Ave N, 
    Seattle, WA 
     (7.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Gregory Bernstein is a Gastroenterologist practicing medicine in Seattle, Washington. Dr. Bernstein is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 40 other conditions, according to our data. His clinical expertise encompasses Colitis, Viral Gastroenteritis, Tenesmus, and Ulcerative Colitis.

    Showing 1-20 of 28

    Last Updated: 04/28/2026

    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 Seattle, WA?

    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 Seattle, WA?

    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 Seattle, WA?

    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 Seattle, WA?

    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 Seattle, WA?

    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 Seattle, WA?

    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 Seattle, WA?

    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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