The 20 Best Mast Cell Activation Syndrome (MCAS) Doctors Near Me in Prince Frederick, MD

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

Last Updated: 04/28/2026

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

MediFind found 7 doctor with experience in Mast Cell Activation Syndrome (MCAS) near Prince Frederick, MD. Of these, 6 are Experienced and 1 are Advanced.

Location
LocationClose
7 providers found
    Advanced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology
    Advanced in Mast Cell Activation Syndrome (MCAS)
    Allergy and Immunology

    Calvert Internal Medicine Group PA

    985 Prince Frederick Blvd Ste 201, 
    Prince Frederick, MD 
     (1.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Brett Coons is an Allergy and Immunologist practicing medicine in Prince Frederick, Maryland. Dr. Coons is rated as an Advanced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Alpha-gal Syndrome (AGS), Mast Cell Activation Syndrome (MCAS), Ehlers-Danlos Syndrome (EDS), and Hereditary Alpha-Tryptasemia. Dr. Coons is board certified in Abai.

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

    Calvert Internal Medicine Group PA

    985 Prince Frederick Blvd Ste 201, 
    Prince Frederick, MD 
     (1.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Joseph Barth is a primary care provider, practicing in Internal Medicine in Prince Frederick, Maryland. Dr. Barth is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Infant Hyperglycemia, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension.

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

    Calvert Internal Medicine Group PA

    985 Prince Frederick Blvd Ste 201, 
    Prince Frederick, MD 
     (1.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Tiffany Gaines is a Nurse Practitioner practicing medicine in Prince Frederick, Maryland. Ms. Gaines is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her clinical expertise encompasses Vitamin D Deficiency, Alpha-gal Syndrome (AGS), Heart Failure with Preserved Ejection Fraction (HFpEF), and Mast Cell Activation Syndrome (MCAS).

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

    Calvert Internal Medicine Group PA

    985 Prince Frederick Blvd Ste 201, 
    Prince Frederick, MD 
     (1.5 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English
    Offers Telehealth

    Jonathan Lowenthal is a primary care provider, practicing in Geriatrics in Prince Frederick, Maryland. He has been practicing medicine for over 44 years. Dr. Lowenthal 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 Type 2 Diabetes (T2D), Xanthoma, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

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

    Calvert Internal Medicine Group PA

    985 Prince Frederick Blvd Ste 201, 
    Prince Frederick, MD 
     (1.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Elizabeth Bissett is a Nurse Practitioner practicing medicine in Prince Frederick, Maryland. Ms. Bissett 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 Vitamin D Deficiency, Seasonal Affective Disorder (SAD), Vitamin B12 Deficiency, and Gallbladder Disease.

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

    Office

    110 Hospital Rd Ste 303, 
    Prince Frederick, MD 
     (1.5 miles away)
    Languages Spoken:
    English

    Kristen Knowles is a Nurse Practitioner practicing medicine in Prince Frederick, Maryland. Ms. Knowles is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). Her clinical expertise encompasses Heart Failure with Preserved Ejection Fraction (HFpEF), Atrial Tachycardia, Paroxysmal Supraventricular Tachycardia (PSVT), and Atrioventricular Nodal Reentrant Tachycardia (AVNRT).

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

    Calvert Internal Medicine Group, PA

    14090 Hg Trueman Rd, Suite 2500, 
    Solomons, MD 
     (15.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jacquelyn Wallander is a Nurse Practitioner practicing medicine in Solomons, Maryland. Ms. Wallander is rated as an Experienced provider by MediFind in the treatment of Mast Cell Activation Syndrome (MCAS). She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Alpha-gal Syndrome (AGS), Chronic Spontaneous Urticaria (CSU), Mast Cell Activation Syndrome (MCAS), and Vitamin D Deficiency. Ms. Wallander is currently accepting new patients.

    Showing 1-7 of 7

    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 Prince Frederick, MD?

    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 Prince Frederick, MD?

    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 Prince Frederick, MD?

    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 Prince Frederick, MD?

    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 Prince Frederick, MD?

    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 Prince Frederick, MD?

    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 Prince Frederick, MD?

    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