Allergy & Immunology Care in Silver Spring, Maryland
Silver Spring Allergy & Asthma Office
Allergy & Asthma Clinic of Maryland provides personalized allergy, asthma, and immunology care for children and adults in Silver Spring, Maryland. Our team offers testing, treatment, and ongoing management for allergies, asthma, hives, chronic cough, immune-related conditions, and more.
Silver Spring Office Information
Practice: Allergy & Asthma Clinic of Maryland
Phone: (240) 531-2902
Fax:
(240) 847-7061
Office Hours
Monday: 8:30 a.m. - 5:00 p.m.
Tuesday: 8:30 a.m. - 5:00 p.m.
Wednesday: 8:30 a.m. - 5:00 p.m.
Thursday: 8:30 a.m. - 5:00 p.m.
Friday: 8:30 a.m. - 5:00 p.m.
The office is closed New Year's Day, Memorial Day, July 4th, Labor Day, Thanksgiving Day, and Christmas Day.
Allergy & Asthma Care Close to Home
Our Silver Spring office provides specialized allergy and immunology care in a welcoming environment focused on respect, compassion, and customized personal attention. Diagnostic testing and treatment recommendations are based on each patient's symptoms, medical history, potential triggers, and individual needs.
Patients visit us for evaluation and management of conditions including:
- Seasonal allergies
- Perennial allergies
- Asthma
- Food allergies
- Skin allergies and eczema
- Hives
- Sinus and nasal allergies
- Chronic cough
- Drug allergies
- Insect allergies
- Immune-related conditions
Meet Our Silver Spring Care Team

Vasif C. Kalfa, MD
Dr. Vasif Kalfa is a board-certified allergist and immunologist providing specialized care for children and adults. His expertise includes food allergies, asthma, perennial allergies, and seasonal allergies. He completed his Allergy and Immunology fellowship at UCLA and is a member of leading national allergy and immunology organizations.

Kimberly Joy McArthur, PAC
Kimberly Joy McArthur, PAC, is a physician assistant providing allergy and immunology care for children and adults. As a member of the Allergy & Asthma Clinic of Maryland team, she works alongside Dr. Kalfa to evaluate patient needs and provide personalized care through the practice’s collaborative approach.
What to Expect at Your First Visit
Your first visit allows our team to understand your symptoms, medical history, previous testing, and concerns. New patients should allow approximately 1½–2 hours for their appointment, which may include diagnostic or skin testing when appropriate.
Before your visit, contact your insurance carrier to confirm allergy service coverage and any authorization requirements.
To help your provider complete a thorough evaluation, please bring relevant medical information, which may include:
- Records from other healthcare providers related to your visit
- Previous laboratory or diagnostic imaging results
- Previous allergy testing or allergy injection records
- A symptom diary or tracker, if applicable
- A complete list of medications and supplements, including dosage and frequency
- Previous pulmonary function testing results, if available
- Any insurance authorization required for your visit
Frequently Asked Questions
Answers to common questions about Allergy & Asthma Clinic of Maryland.
Still have a question?
Call our office and our team will be happy to answer any questions you may have about treatments, scheduling, or anything else.
Where is Allergy & Asthma Clinic of Maryland located?
Our Silver Spring office is located at 8630 Fenton Street, Suite 522, Silver Spring, MD 20910.
What are the office hours?
The Silver Spring office is open Monday through Friday from 8:30 a.m. to 5:00 p.m.
Does the Silver Spring office treat children?
Yes. Allergy & Asthma Clinic of Maryland provides allergy and immunology care for both children and adults.
What conditions are treated at the Silver Spring office?
The practice evaluates and manages conditions including seasonal and perennial allergies, asthma, food allergies, skin allergies, hives, sinus concerns, chronic cough, and other allergy and immune-related conditions.
Can allergy testing be performed at the office?
Diagnostic allergy testing may be recommended based on your symptoms and medical history. Many patients can expect skin testing during their initial visit when appropriate.
How long should I plan for my first appointment?
New patients should generally allow approximately 1 1/2 to 2 hours for their initial visit. This provides time for discussion with the provider, appropriate testing, and development of a care plan.
Who provides care at the Silver Spring office?
The Silver Spring care team includes board-certified allergist and immunologist Vasif C. Kalfa, MD, and physician assistant Kimberly Joy McArthur, PAC.
Visit Allergy & Asthma Clinic of Maryland in Silver Spring
If allergies, asthma, or other immune-related symptoms are affecting your everyday life, specialized evaluation can help you better understand what may be causing them. Our Silver Spring team provides personalized allergy and immunology care for children and adults with a focus on thoughtful evaluation, patient education, and individualized treatment.
Practice: Allergy & Asthma Clinic of Maryland
Address: 8630 Fenton Street, Suite 522, Silver Spring, MD 20910
Office:
(240) 531-2902



