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

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

Last Updated: 04/28/2026

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MediFind found 18 doctor with experience in Mast Cell Activation Syndrome (MCAS) near Duarte, CA. Of these, 15 are Experienced and 3 are Advanced.

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18 providers found
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Endocrinology
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Endocrinology

    Behrouz Salehian, M.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Behrouz Salehian is an Endocrinologist practicing medicine in Duarte, California. Dr. Salehian is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 84 other conditions, according to our data. His clinical expertise encompasses Thyroid Cancer, Anaplastic Thyroid Cancer, Papillary Thyroid Cancer, and Medullary Thyroid Carcinoma.

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

    Vinod A Pullarkat, M.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Vinod Pullarkat is an Oncologist practicing medicine in Duarte, California. Dr. Pullarkat is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 47 other conditions, according to our data. His clinical expertise encompasses Acute Myeloid Leukemia (AML), Acute Lymphoblastic Leukemia (ALL), Leukemia, Bone Marrow Aspiration, and Bone Marrow Transplant.

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

    Ryotaro Nakamura, M.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ryotaro Nakamura is an Oncologist practicing medicine in Duarte, California. Dr. Nakamura is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 38 other conditions, according to our data. His clinical expertise encompasses Graft Versus Host Disease (GvHD), Chronic Graft Versus Host Disease (cGvHD), Myelodysplastic Syndrome (MDS), Bone Marrow Transplant, and Bone Marrow Aspiration.

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

    Ibrahim T. Aldoss, M.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Ibrahim Aldoss is an Oncologist practicing medicine in Duarte, California. Dr. Aldoss is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Acute Lymphoblastic Leukemia (ALL), Leukemia, Acute Myeloid Leukemia (AML), Bone Marrow Aspiration, and Bone Marrow Transplant.

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

    John Baird, M.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    John Baird is an Oncologist practicing medicine in Duarte, California. Dr. Baird 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 Non-Hodgkin Lymphoma, Burkitt Lymphoma, B-Cell Lymphoma, Bone Marrow Transplant, and Bone Marrow Aspiration.

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

    Foothill Allergy Asthma And Immunology

    622 W Duarte Rd, 
    Arcadia, CA 
     (5.1 miles away)
    Experience:
    28+ years
    Languages Spoken:
    English
    Offers Telehealth

    Sheila Bonilla is an Allergy and Immunologist practicing medicine in Arcadia, California. She has been practicing medicine for over 28 years. Dr. Bonilla is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 15 other conditions, according to our data. Her clinical expertise encompasses Vibratory Urticaria, Chronic Spontaneous Urticaria (CSU), Sinusitis, and Grass Allergy. Dr. Bonilla is board certified in American Board Of Internal Medicine.

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

    Office

    1343 E Gladstone St Ste 100, 
    Glendora, CA 
     (6.5 miles away)
    Languages Spoken:
    English

    Yen Lai is a primary care provider, practicing in Family Medicine in Glendora, California. Dr. Lai is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Aromatase Deficiency, Renal Hypomagnesemia Type 2, Methylmalonic Acidemia with Homocystinuria, and Homocystinuria.

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

    West Coast Urgent Care Centers-Pasadena Inc

    600 S Lake Ave Ste 105, 
    Pasadena, CA 
     (9.4 miles away)
    Languages Spoken:
    English

    Peter Liepmann is a primary care provider, practicing in Family Medicine in Pasadena, California. Dr. Liepmann is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Pertussis, Asthma, Long Haul COVID, and Aphthous Stomatitis.

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

    Southern California Heart Specialists

    55 E California Blvd #300, 
    Pasadena, CA 
     (11.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Kristal Young is a Cardiologist practicing medicine in Pasadena, California. Dr. Young is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 40 other conditions, according to our data. Her clinical expertise encompasses Mitral Valve Regurgitation, Familial Neurocardiogenic Syncope, Atrial Fibrillation, and Fainting.

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

    Tricity Mental Health Authority

    2008 N Garey Ave, 
    Pomona, CA 
     (12.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jonson Lin is a Psychiatrist practicing medicine in Pomona, California. Dr. Lin is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Major Depression, Mast Cell Activation Syndrome (MCAS), Seasonal Affective Disorder (SAD), and Obsessive-Compulsive Disorder (OCD).

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

    Keck Medicine Of USC-Pasadena

    625 S Fair Oaks Ave Ste 400, 
    Pasadena, CA 
     (11.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Stratos Christianakis is a Rheumatologist practicing medicine in Pasadena, California. Dr. Christianakis is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 43 other conditions, according to our data. His clinical expertise encompasses Scleroma, Systemic Sclerosis (SSc), Rheumatoid Arthritis (RA), and Scleroderma.

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

    Keck Hospital Of USC

    1500 San Pablo St, 
    Los Angeles, CA 
     (14.5 miles away)
    Languages Spoken:
    English

    Stuart Schroff is an Interventional Radiologist practicing medicine in Los Angeles, California. Dr. Schroff 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 Ascites, Familial Colorectal Cancer, Colorectal Cancer, Prostatic Artery Embolization, and Liver Embolization.

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

    Keck Hospital Of USC

    1500 San Pablo St, 
    Los Angeles, CA 
     (14.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Bi Danse is an Internal Medicine provider practicing medicine in Los Angeles, California. Dr. Danse is rated as an Experienced 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 Gastroparesis, Obesity, Hiatal Hernia, Endoscopy, and Gastrectomy.

    Experienced in Mast Cell Activation Syndrome (MCAS)
    Otolaryngology | Plastic Surgery
    Experienced in Mast Cell Activation Syndrome (MCAS)
    Otolaryngology | Plastic Surgery

    USC Care Medical Group Inc

    1500 San Pablo St, 
    Los Angeles, CA 
     (14.5 miles away)
    Languages Spoken:
    English

    Bozena Wrobel is an Otolaryngologist and a Plastic Surgeon practicing medicine in Los Angeles, California. Dr. Wrobel 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 Sinusitis, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Empyema, Septoplasty, and Turbinectomy.

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

    USC Care Medical Group Inc

    1520 San Pablo St, 
    Los Angeles, CA 
     (14.6 miles away)
    Languages Spoken:
    English

    Haig Aharonian is a primary care provider, practicing in Family Medicine in Los Angeles, California. Dr. Aharonian is rated as an Experienced 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 Fibromyalgia, Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), and Glucocorticoid-Remediable Aldosteronism.

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

    USC Norris Comprehensive Cancer Center And Hospital

    1441 Eastlake Ave, 
    Los Angeles, CA 
     (14.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    George Yaghmour is a Hematologist practicing medicine in Los Angeles, California. Dr. Yaghmour is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Acute Lymphoblastic Leukemia (ALL), Acute Myeloid Leukemia (AML), Acute Myeloblastic Leukemia without Maturation, Bone Marrow Aspiration, and Bone Marrow Transplant.

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

    USC Norris Comprehensive Cancer Center And Hospital

    1441 Eastlake Ave, 
    Los Angeles, CA 
     (14.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Anastasia Martynova is an Oncologist practicing medicine in Los Angeles, California. Dr. Martynova is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her clinical expertise encompasses Inflammatory Breast Cancer, Graft Versus Host Disease (GvHD), Breast Cancer, Systemic Mastocytosis, and Bone Marrow Transplant.

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

    USC Norris Comprehensive Cancer Center And Hospital

    1441 Eastlake Ave, 
    Los Angeles, CA 
     (14.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Casey O'connell is a Hematologist practicing medicine in Los Angeles, California. Dr. O'connell is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 54 other conditions, according to our data. Her clinical expertise encompasses Polycythemia Vera, Myelofibrosis, Myelodysplastic Syndrome (MDS), Bone Marrow Aspiration, and Splenectomy.

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    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 Duarte, 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 Duarte, 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 Duarte, 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 Duarte, 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 Duarte, 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 Duarte, 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 Duarte, 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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