The 20 Best Mast Cell Activation Syndrome (MCAS) Doctors Near Me in Massachusetts, US

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

The 20 Best Mast Cell Activation Syndrome (MCAS) Doctors in Massachusetts, US

Last Updated: 02/22/2026

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MediFind found 106 doctor with experience in Mast Cell Activation Syndrome (MCAS) near Massachusetts, US. Of these, 84 are Experienced, 15 are Advanced, 4 are Distinguished and 3 are Elite.

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106 providers found
    Daniel Deangelo
    Elite in Mast Cell Activation Syndrome (MCAS)
    Elite in Mast Cell Activation Syndrome (MCAS)

    Dana-Farber Cancer Institute

    450 Brookline Ave, 
    Boston, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Daniel Deangelo is an Oncologist in Boston, Massachusetts. Dr. Deangelo is rated as an Elite provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Systemic Mastocytosis, Acute Myeloid Leukemia (AML), Leukemia, Bone Marrow Aspiration, and Bone Marrow Transplant.

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

    Brigham & Women's Hospital

    850 Boylston St, 
    Chestnut Hill, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Matthew Hamilton is a Gastroenterologist in Chestnut Hill, Massachusetts. Dr. Hamilton is rated as an Elite provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Mast Cell Activation Syndrome (MCAS), Ulcerative Colitis, Crohn's Disease, Endoscopy, and Knee Replacement.

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

    Hale Building For Transformative Medicine On BWH Main Campus

    60 Fenwood Rd, 
    Boston, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Matthew Giannetti is an Internal Medicine provider in Boston, Massachusetts. Dr. Giannetti is rated as an Elite provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Systemic Mastocytosis, Mast Cell Activation Syndrome (MCAS), Hereditary Alpha-Tryptasemia, and Anaphylaxis.

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

    Brigham And Women's Faulkner Hospital, Department Of Neurology

    1153 Centre Street, Suite 4I, 
    Jamaica Plain, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Peter Novak is a Neurologist in Jamaica Plain, Massachusetts. Dr. Novak is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Familial Dysautonomia, Vasoconstriction, Hereditary Sensory Neuropathy Type 1 (HSN1), Peripheral Neuropathy, and Deep Brain Stimulation.

    John Leung
    Advanced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Advanced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology

    Boston Food Allergy Center LLC BI Network

    75 Kneeland Street, Floor 1, 
    Boston, MA 
    Languages Spoken:
    English, Cantonese, Mandarin
    Offers Telehealth

    John Leung is an Allergy and Immunologist in Boston, Massachusetts. Dr. Leung is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Eosinophilic Esophagitis, Eosinophilic Enteropathy, Eosinophilic Colitis, Tissue Biopsy, and Endoscopy.

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

    Office

    850 Boylston St Ste 540, 
    Chestnut Hill, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Maria Castells is an Allergy and Immunologist in Chestnut Hill, Massachusetts. Dr. Castells is rated as a Distinguished provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Mast Cell Activation Syndrome (MCAS), Systemic Mastocytosis, Anaphylaxis, and Exercise-Induced Anaphylaxis (EIA).

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

    Office

    269 Locust St Ste 108, 
    Florence, MA 
    Languages Spoken:
    English

    Erin Kolb is a Nurse Practitioner in Florence, Massachusetts. Ms. Kolb is rated as a Distinguished provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top area of expertise is Mast Cell Activation Syndrome (MCAS).

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

    Boston Children's Hospital

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Brenton Mar is a Hematologist and an Oncologist in Boston, Massachusetts. Dr. Mar is rated as a Distinguished provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Mast Cell Activation Syndrome (MCAS), Aase Syndrome, Leukemia, and Transient Erythroblastopenia of Childhood.

    Distinguished in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology | Pediatrics | Internal Medicine
    Distinguished in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology | Pediatrics | Internal Medicine

    Allergy & Immunology Assoc Of New England (Northampton)

    269 Locust St, 
    Northampton, MA 
    Experience:
    26+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jonathan Bayuk is an Internal Medicine specialist and a Pediatrics provider in Northampton, Massachusetts. Dr. Bayuk has been practicing medicine for over 26 years and is rated as a Distinguished provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Hives. Dr. Bayuk is currently accepting new patients.

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

    Northampton Integrative Medicine LLC

    395 Pleasant St, 
    Northampton, MA 
    Languages Spoken:
    English

    Darren Lynch is a primary care provider, practicing in Family Medicine in Northampton, Massachusetts. Dr. Lynch is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Lyme Disease, Irritable Bowel Syndrome (IBS), Allergic Rhinitis, and Empyema.

    Margaret A. Vallen
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology

    Vallen Allergy And Asthma, PC

    700 Congress Street, Suite 301, 
    Quincy, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Margaret Vallen is an Allergy and Immunologist in Quincy, Massachusetts. Dr. Vallen is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Hives, Allergic Rhinitis, Sinusitis, and Grass Allergy.

    Daniel G. Steinberg
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology

    Allergy & Asthma Center Of Massachusetts, PC

    25 Boylston Street, Suite L02, 
    Chestnut Hill, MA 
    Languages Spoken:
    English, French
    Offers Telehealth

    Daniel Steinberg is an Allergy and Immunologist in Chestnut Hill, Massachusetts. Dr. Steinberg is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Sinusitis, Allergic Rhinitis, Grass Allergy, and Selective Deficiency of IgA.

    Richard M. Stone
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Hematology Oncology | Hematology | Oncology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Hematology Oncology | Hematology | Oncology

    Dana-Farber Cancer Institute, Adult Leukemia Program

    450 Brookline Avenue, 
    Boston, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Richard Stone is a Hematologist Oncology specialist and a Hematologist in Boston, Massachusetts. Dr. Stone is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Acute Myeloid Leukemia (AML), Leukemia, Myelodysplastic Syndrome (MDS), Bone Marrow Aspiration, and Bone Marrow Transplant.

    David M. Systrom
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Intensive Care Medicine
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Intensive Care Medicine

    Brigham And Women's Hospital, Heart And Vascular Center

    70 Francis Street, Carl J. And Ruth Shapiro Cardiovascular Center, 
    Boston, MA 
    Languages Spoken:
    English

    Dr. David M. Systrom is a physician at Brigham and Women’s Hospital. He is also an assistant professor of medicine at Harvard Medical School.He received his medical degree from Dartmouth Medical School (now known as Geisel School of Medicine). He then completed a residency in internal medicine at Emory University Hospital, followed by a fellowship in internal medicine at Massachusetts General Hospital. He is board certified in internal medicine and pulmonary disease.An active investigator and director of the Massachusetts General Hospital Cardiopulmonary laboratory, Dr. Systrom regularly publishes research examining pulmonary hypertension, pulmonary vascular disease, right heart failure and thromboembolic disease. He has authored over 130 peer-reviewed publications, has received funding from the National Institutes of Health and the American Heart Association, and has been named to the annual list of the Best Doctors in America. Dr. Systrom is a member of the American Thoracic Society, the American Heart Association and the American Physiological Society. He has special expertise in the pathophysiology of exercise intolerance in ME/CFS and Long Covid and is conducting clinical trials investigating the same. Dr. Systrom is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Pulmonary Hypertension, Pulmonary Veno-Occlusive Disease, Hyperventilation, and Heart Failure with Preserved Ejection Fraction (HFpEF).

    William J. Mullally
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Experienced in Mast Cell Activation Syndrome (MCAS)

    Brigham And Womens Physicians Organization Inc

    75 Francis St, 
    Boston, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Dr. Mullally is the Associate Chief of Clinical Neurology at the Brigham and Women’s Faulkner Hospital. He completed his internal medicine residency at Rutgers Affiliated Hospitals and his neurology residency at the University of Miami and the Harvard Longwood Neurology Training Program at Brigham and Women’s Hospital. Dr. Mullally was a chief medical resident at Rutgers and chief resident in neurology at Harvard. After completing his neurology residency in 1982, Dr. Mullally opened a comprehensive headache clinic in New Jersey. In 1989, he began working at Harvard Community Health Plan (now Harvard Vanguard Medical Associates) and started the headache program which he directed until he moved to work full time at Brigham and Women’s Faulkner Hospital and Brigham and Women’s Hospital in May of 2013. Dr. Mullally is also Director of Sports Neurology at the MGH/BWH Foxborough facility, and sees general neurology patients at Brigham and Women’s Faulkner Hospital. He has been a member of the American Headache Society since 1982, and is board certified in internal medicine, neurology and headache medicine. Dr. Mullally is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Migraine, Headache, Migraine with Brainstem Aura, and Familial Dysautonomia.

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

    Dana-Farber Cancer Institute, Adult Leukemia Program

    450 Brookline Avenue, 
    Boston, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Martha Wadleigh is an Oncologist and a Hematologist in Boston, Massachusetts. Dr. Wadleigh is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Myelofibrosis, Acute Myeloid Leukemia (AML), Myeloproliferative Neoplasms (MPN), Bone Marrow Aspiration, and Bone Marrow Transplant.

    Trisha S. Ray
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology

    Beth Israel Deaconess Medical Center

    110 Francis Street, Suite GB, 
    Boston, MA 
    Languages Spoken:
    English, Bengali
    Offers Telehealth

    Trisha Ray is an Allergy and Immunologist in Boston, Massachusetts. Dr. Ray is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Hives, Angioedema, Grass Allergy, and Allergic Rhinitis.

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

    Brigham And Women's Primary Care Associates Of Longwood

    800 Huntington Avenue 3rd Floor Boston, 800 Huntington Avenue 3rd Floor, 
    Boston, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Dr. Larissa Nekhlyudov is a board-certified general internist and Medical Director of Primary Care Associates, Longwood.  Dr. Nekhlyudov received her medical degree from the Mount Sinai School of Medicine, and completed residency training at the Yale Primary Care Program.  Prior to coming to the BWH, she practiced internal medicine at Harvard Vanguard Medical Associates for over 15 years.  In addition to being a primary care provider, she has extensive experience in cancer-related research and education.  She is particularly interested in improving the care of cancer survivors and the interplay between primary and oncology care. Dr. Nekhlyudov is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Mast Cell Activation Syndrome (MCAS), Breast Cancer, Anal Cancer, and Severe Acute Respiratory Syndrome (SARS).

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

    BIDMC - Division Of Gastroenterology/GI East

    330 Brookline Avenue, Suite Rabb Rose 1, 
    Boston, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Jacqueline Wolf is an Internal Medicine provider in Boston, Massachusetts. Dr. Wolf is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her top areas of expertise are Crohn's Disease, Irritable Bowel Syndrome (IBS), Sclerosing Mesenteritis, Colonoscopy, and Endoscopy.

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

    Asthma & Allergy Physicians LLC

    35 Pearl St Ste 300, 
    Brockton, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Michael Lawrence is an Allergy and Immunologist in Brockton, Massachusetts. Dr. Lawrence is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, Islet Cell Transplantation, and Pancreatectomy.

    Showing 1-20 of 106

    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 in Massachusetts, US?

    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 in Massachusetts, US?

    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 in Massachusetts, US?

    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 in Massachusetts, US?

    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 in Massachusetts, US?

    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 in Massachusetts, US?

    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 in Massachusetts, US?

    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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