The 20 Best Mast Cell Activation Syndrome (MCAS) Doctors Near Me in San Francisco, CA

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

Last Updated: 04/28/2026

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MediFind found 14 doctor with experience in Mast Cell Activation Syndrome (MCAS) near San Francisco, CA. Of these, 11 are Experienced, 2 are Advanced and 1 are Distinguished.

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14 providers found
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Family Medicine
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Family Medicine

    Mission Bernal Care Center

    1580 Valencia Street, Floor 3, 
    San Francisco, CA 
     (1.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jonathan Lee is a primary care provider, practicing in Family Medicine in San Francisco, California. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His clinical expertise encompasses Maturity Onset Diabetes of the Young, Mantle Cell Lymphoma (MCL), Hypertension, and Familial Hypertension. Dr. Lee is board certified in Family Medicine - Board Certified. Dr. Lee is currently accepting new patients.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Integrative Medicine
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Integrative Medicine
    2300 California St., Suite 103, 202, 
    San Francisco, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jeff Draisin is a primary care provider, practicing in Integrative Medicine in San Francisco, California. Dr. Draisin is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His clinical expertise encompasses Long Haul COVID, Insomnia, Tenosynovitis, and Umbilical Hernia. Dr. Draisin is board certified in Not ABMS Specialty.

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

    University Of California At San Francisco

    1825 4th St, 
    San Francisco, CA 
     (1.7 miles away)
    Languages Spoken:
    English

    Sabine Mueller is a Pediatrics provider practicing medicine in San Francisco, California. Dr. Mueller is rated as an Advanced 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 Gliomatosis Cerebri, Embryonal Tumor with Multilayered Rosettes, Mast Cell Activation Syndrome (MCAS), Neurofibromatosis Type 1 (NF1), and Deep Brain Stimulation.

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

    Bayfront Medical Building

    520 Illinois St., 
    San Francisco, CA 
     (1.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Dr. Rose Monahan is an allergist and immunologist who cares for patients with a wide variety of allergic and immune deficiency conditions. She has special interests in medication allergies and medical education. Monahan's research focuses on how to provide efficient high-quality allergy care to patients with drug allergies. She also devotes much of her time to educating doctors training in UCSF's allergy and immunology fellowship program. Monahan earned her medical degree from the University of Virginia. She completed a residency in internal medicine at Los Angeles County and the University of Southern California (LAC+USC), followed by a fellowship in allergy and immunology at UCSF. Dr. Monahan is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her clinical expertise encompasses Hives, Vibratory Urticaria, Chronic Spontaneous Urticaria (CSU), and Anaphylaxis. Dr. Monahan is board certified in American Board Of Allergy And Immunology, Allergy & Immunology and American Board Of Internal Medicine, Internal Medicine. Dr. Monahan 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

    Allergy And Immunology Clinic

    400 Parnassus Ave., Second Floor, 
    San Francisco, CA 
     (2.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Dr. Iris Otani is an allergist and immunologist who cares for patients with a wide variety of allergic and immune deficiency conditions. With special expertise in evaluating medication allergies, she oversees UCSF's drug allergy testing program. In addition, she directs quality improvement and patient safety for the UCSF Allergy and Immunology Clinic and is associate director of the allergy and immunology fellowship program. Otani's research focuses on improving care for patients with antibiotic allergies and chemotherapy reactions. She has streamlined antibiotic allergy evaluations for hospitalized and immunocompromised patients, and works to develop processes to ensure patients can safely continue chemotherapy after experiencing a reaction. Otani earned her medical degree from the University of California, San Diego School of Medicine, where she also completed a National Institutes of Health research fellowship in immunology. She completed a residency in internal medicine at the Santa Clara Valley Medical Center. Dr. Otani is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Anaphylaxis, Exercise-Induced Anaphylaxis (EIA), Serum Sickness, and Hives. Dr. Otani is board certified in American Board Of Allergy And Immunology, Allergy & Immunology and American Board Of Internal Medicine, Internal Medicine. Dr. Otani is currently accepting new patients.

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

    University Of California San Francisco

    505 Parnassus Ave, 
    San Francisco, CA 
     (2.3 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English
    Offers Telehealth

    Vanessa Kennedy is a Hematologist practicing medicine in San Francisco, California. She has been practicing medicine for over 10 years. Dr. Kennedy 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 Acute Myeloid Leukemia (AML), Leukemia, Graft Versus Host Disease (GvHD), Bone Marrow Transplant, and Bone Marrow Aspiration.

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

    Clinical Patient Services PC

    333 1st St Ste A, 
    San Francisco, CA 
     (1.7 miles away)
    Languages Spoken:
    English

    Nicole Tsang is a primary care provider, practicing in Family Medicine in San Francisco, California. Dr. Tsang is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 26 other conditions, according to our data. Her clinical expertise encompasses Attention Deficit Hyperactivity Disorder (ADHD), Generalized Anxiety Disorder (GAD), Seasonal Affective Disorder (SAD), and Insomnia.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Family Medicine
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Family Medicine
    1286 Sanchez St, 
    San Francisco, CA 
     (1.9 miles away)
    Languages Spoken:
    English

    Alex Zaphiris is a primary care provider, practicing in Family Medicine in San Francisco, California. Dr. Zaphiris 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).

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

    San Francisco VA Medical Center

    4150 Clement St, 
    San Francisco, CA 
     (4.7 miles away)
    Languages Spoken:
    English

    George Caughey is a Pulmonary Medicine provider practicing medicine in San Francisco, California. Dr. Caughey is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). His clinical expertise encompasses Mast Cell Activation Syndrome (MCAS), Pneumonia, Bronchiolitis Obliterans, Asthma, and Lung Transplant.

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

    Office

    7677 Oakport St Ste 105, 
    Oakland, CA 
     (11.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sanjeev Jain is an Allergy and Immunologist practicing medicine in Oakland, California. Dr. Jain is rated as a Distinguished provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Grass Allergy, Hives, Allergic Rhinitis, and Sinusitis.

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

    Primary Care At Home Inc.

    400 29th St Ste 306, 
    Oakland, CA 
     (9.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Anthony Jones is a primary care provider, practicing in Family Medicine in Oakland, California. Dr. Jones 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 Myelitis, HIV/AIDS, AIDS Dysmorphic Syndrome, and AIDS Dementia Complex.

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

    Berkeley

    1801 Shattuck Ave Ste A, 
    Berkeley, CA 
     (11.0 miles away)
    Languages Spoken:
    English

    Sarah Dobro is a primary care provider, practicing in Family Medicine in Berkeley, California. Dr. Dobro is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her clinical expertise encompasses Attention Deficit Hyperactivity Disorder (ADHD), Insomnia, Generalized Anxiety Disorder (GAD), and Musculocontractural Ehlers-Danlos Syndrome (mcEDS).

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

    Brian E Demuth MD A Professional

    1000 S Eliseo Dr Ste 101, 
    Greenbrae, CA 
     (14.1 miles away)
    Languages Spoken:
    English

    Schuman Tam is an Allergy and Immunologist practicing medicine in Greenbrae, California. Dr. Tam 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 Allergic Rhinitis, Sinusitis, Grass Allergy, and Vibratory Urticaria.

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

    Office

    1720 El Camino Real Ste 165, 
    Burlingame, CA 
     (14.4 miles away)
    Languages Spoken:
    English

    Aaron Roland is a primary care provider, practicing in Family Medicine in Burlingame, California. Dr. Roland 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 Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Showing 1-14 of 14

    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 San Francisco, CA?

    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 San Francisco, CA?

    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 San Francisco, CA?

    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 San Francisco, CA?

    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 San Francisco, CA?

    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 San Francisco, CA?

    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 San Francisco, CA?

    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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