The 20 Best Mast Cell Activation Syndrome (MCAS) Doctors Near Me in Portland, OR

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

The 20 Best Mast Cell Activation Syndrome (MCAS) Doctors near Portland, OR

Last Updated: 02/22/2026

Save doctors for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Already have a doctor?
Find A Second Opinion

MediFind found 16 doctor with experience in Mast Cell Activation Syndrome (MCAS) near Portland, OR. Of these, 14 are Experienced and 2 are Advanced.

Location
LocationClose
16 providers found
    Michael Heinrich
    Advanced in Mast Cell Activation Syndrome (MCAS)
    Advanced in Mast Cell Activation Syndrome (MCAS)

    OHSU Hospital

    3181 SW Sam Jackson Park Rd, 
    Portland, OR 
     (1.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Michael Heinrich is a Hematologist in Portland, Oregon. Dr. Heinrich is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Gastrointestinal Stromal Tumor, Chronic Myelogenous Leukemia (CML), Mesenchymoma, and Undifferentiated Pleomorphic Sarcoma.

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

    OHSU Hospital

    3181 SW Sam Jackson Park Rd, 
    Portland, OR 
     (1.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Thomas Deloughery is a Hematologist in Portland, Oregon. Dr. Deloughery is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Venous Thromboembolism (VTE), Paroxysmal Nocturnal Hemoglobinuria (PNH), Shwartzman Phenomenon, Splenectomy, and Hormone Replacement Therapy (HRT).

    Advanced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Advanced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    2275 West Burnside Street, 
    Portland, OR 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Kursteen Price is an Allergy and Immunologist in Portland, Oregon. Dr. Price is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Exercise-Induced Anaphylaxis (EIA), Anaphylaxis, Serum Sickness, and Systemic Mastocytosis. Dr. Price is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine

    Providence St Vincent Heart Clinics Cardiology Portland Clinic

    800 SW 13th Ave, 
    Portland, OR 
     (0.5 miles away)
    Languages Spoken:
    English

    Thomas Dudrey is a primary care provider, practicing in Internal Medicine in Portland, Oregon. Dr. Dudrey is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Attention Deficit Hyperactivity Disorder (ADHD), High Cholesterol, Herpetic Stomatitis, and Oral Herpes.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine | Oncology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Internal Medicine | Oncology
    265 North Broadway, 
    Portland, OR 
     (1.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Gerald Segal is an Internal Medicine specialist and an Oncologist in Portland, Oregon. Dr. Segal is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Multiple Myeloma, Myelodysplastic Syndrome (MDS), Smoldering Multiple Myeloma, Mantle Cell Lymphoma (MCL), and Bone Marrow Transplant. Dr. Segal is currently accepting new patients.

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

    Legacy Medical Group-Broadway-A Department Of Legacy Emanuel Medical Center

    1600 NE Broadway St, 
    Portland, OR 
     (2.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jane Ware is a primary care provider, practicing in Internal Medicine in Portland, Oregon. Dr. Ware is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Musculocontractural Ehlers-Danlos Syndrome (mcEDS), Ehlers-Danlos Syndrome (EDS), Mast Cell Activation Syndrome (MCAS), and Meige Disease.

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

    OHSU Richmond Clinic Pharmacy

    3930 SE Division St, 
    Portland, OR 
     (2.8 miles away)
    Languages Spoken:
    English

    Sonia Sosa is a primary care provider, practicing in Family Medicine in Portland, Oregon. Dr. Sosa is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Musculocontractural Ehlers-Danlos Syndrome (mcEDS), Ehlers-Danlos Syndrome (EDS), Brittle Cornea Syndrome, and Vascular Ehlers-Danlos Syndrome (VEDS).

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Holistic Medicine
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Holistic Medicine
    5311 N Vancouver Ave, 
    Portland, OR 
     (3.3 miles away)
    Languages Spoken:
    English, Castilian, Spanish
    Accepting New Patients
    Offers Telehealth

    Aarin Benson is a Holistic Medicine provider in Portland, Oregon. Ms. Benson is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Menopause and Mast Cell Activation Syndrome (MCAS). Ms. Benson is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Holistic Medicine
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Holistic Medicine
    4926 Se Woodstock Blvd, 
    Portland, OR 
     (4.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Shawn Soszka is a Holistic Medicine provider in Portland, Oregon. Mr. Soszka is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Malabsorption and Mast Cell Activation Syndrome (MCAS). Mr. Soszka is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Holistic Medicine
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Holistic Medicine
    3144 Ne 64th Ave, 
    Portland, OR 
     (4.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Alena Guggenheim is a Holistic Medicine provider in Portland, Oregon. Ms. Guggenheim is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top area of expertise is Mast Cell Activation Syndrome (MCAS). Ms. Guggenheim is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Family Medicine | Sports Medicine
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Family Medicine | Sports Medicine
    9205 Southwest Barnes Road, 
    Portland, OR 
     (4.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Karl Kaluza is a Sports Medicine specialist and a Family Medicine provider in Portland, Oregon. Dr. Kaluza is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Pelvic Floor Dysfunction, Baker Cyst, Congenital Femoral Deficiency, and Tendinitis. Dr. Kaluza is currently accepting new patients.

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

    Adventist Health Portland-Parkrose Primary Care

    1350 NE 122nd Ave, 
    Portland, OR 
     (6.9 miles away)
    Languages Spoken:
    English

    Sarah Flowerday is a primary care provider, practicing in Family Medicine in Portland, Oregon. Dr. Flowerday is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Hypothyroidism, Type 2 Diabetes (T2D), Generalized Anxiety Disorder (GAD), and Autosomal Recessive Hypotrichosis.

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

    PDX Allergy LLC

    8740 SE Sunnybrook Blvd Ste 300, 
    Clackamas, OR 
     (9.8 miles away)
    Languages Spoken:
    English

    Stephen Fritz is an Allergy and Immunologist in Clackamas, Oregon. Dr. Fritz is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Grass Allergy, Allergic Rhinitis, Sinusitis, and Hives.

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

    West Linn Family Health Center

    18380 Willamette Dr Ste 202, 
    West Linn, OR 
     (11.3 miles away)
    Languages Spoken:
    English

    Mindi Robinson is a primary care provider, practicing in Family Medicine in West Linn, Oregon. Dr. Robinson is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Obesity in Children, Bronchitis, Food Allergy, Multisystem Inflammatory Syndrome in Children (MIS-C), and Intrauterine Device Insertion.

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

    Lavender Spectrum Health

    5501 NE 109th Ct Ste N, 
    Vancouver, WA 
     (11.6 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English
    Offers Telehealth

    Natalie Paul is a Nurse Practitioner in Vancouver, Washington. Ms. Paul has been practicing medicine for over 10 years and is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Mast Cell Activation Syndrome (MCAS), Seasonal Affective Disorder (SAD), Vitamin B12 Deficiency, and Vitamin D Deficiency.

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

    Office

    2525 NE 139th St Ste 210, 
    Vancouver, WA 
     (14.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Carrie Caruthers is an Allergy and Immunologist in Vancouver, Washington. Dr. Caruthers is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Allergic Conjunctivitis, Allergic Rhinitis, Conjunctivitis (Pink Eye), and Grass Allergy.

    Showing 1-16 of 16

    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 Portland, OR?

    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 Portland, OR?

    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 Portland, OR?

    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 Portland, OR?

    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 Portland, OR?

    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 Portland, OR?

    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 Portland, OR?

    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

    More Mast Cell Activation Syndrome (MCAS) Doctors by city