


Allergy, Asthma & Clinical Immunology Specialists Philadelphia
Main Line Allergy, LLP, based out of Philadelphia is a private practice specializing in allergy, asthma, and clinical immunology. Our allergy and asthma specialist doctors have extensive experience in the diagnosis and management of all aspects of these conditions and have been providing care for pediatric and adult patients on the Main Line and surrounding areas for over 50 years
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Willow Grove Office has moved !
New Location: 301 Horsham Rd, suite H, Horsham PA 19044
(above Starbucks !)
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Our physicians are expert in the medical treatment of these disorders including:
- Hives (urticaria), eczema (atopic dermatitis), and other allergic skin conditions
- Allergy shots for seasonal and environmental allergies / hayfever
- Diagnosis and treatment of environmental, sports-induced, and other forms of asthma
- Oral immunatherapy for peanut allergy
We employ a variety of specialized on-site diagnostic testing modalities including:
- Pulmonary function (breathing) testing, exhaled nitric oxide, and other specialized breathing tests for asthma.
- Skin testing (needle-free for younger children) for environmental (hayfever), food, stinging insect, medication, and vaccine allergies
- Oral ingestion testing for various food and medication allergies
Main Line Allergy currently has three offices located in Ardmore, King of Prussia, and Willow Grove. All of our physicians are board-certified to care for children and adults by the American Board of Allergy and Immunology, and several have won awards for their outstanding care and expertise in our field. We participate in all major insurance plans and currently accept new patients from infancy through 49 years old.
Our Team
All of the physicians at Main Line Allergy, LLP, are board certified diplomats of the American Board of Allergy and Immunology.
They are all formally trained in both pediatric and adult allergy, asthma, and clinical immunology, and are all members/fellows of either the American Academy and/or American College of Allergy, Asthma, and Immunology.
All hold staff appointments at Bryn Mawr Hospital, The Childrens Hospital of Philadelphia, and/or St. Christopher’s Hospital for Children.
Changes to Office/Allergy Shot Hours
All Offices
11/23 Thurs, all offices closed
12/25 Mon, all offices closed
1/1/24 Mon, all offices closed
Ardmore
SEE ABOVE
11/22 Wed, office closed
11/24 Fri, office closed
12/27 Wed, shots 8:30-11:30a, 1-4:30p
King of Prussia
SEE ABOVE
11/22 Wed, shots 8:30a-12:30p; 2-4pm
11/24 Fri, office closed
12/29 Fri, office closed
2/23/24 Fri, office closed
Horsham
SEE ABOVE
11/22 Wed, shots 9-11:30a, 1-4p
Regular Office Hours

ardmore
Ph: (610) 642-1643
MON | 9:00 am - 11:30 am |
1:00 pm - 7:30 pm | |
SHOTS | 8:30 am - 11:30 am |
1:00 pm - 7:00 pm |
TUES | 9:00 am - 11:30 am |
1:00 pm - 4:30 pm | |
SHOTS | 8:30 am - 11:30 am |
1:00 pm - 4:30 pm |
WED | 9:00 am - 11:30 am |
1:00 pm - 7:30 pm | |
SHOTS | 8:30 am - 11:30 am |
1:00 pm - 7:00 pm |
THURS | 9:00 am - 11:30 am |
1:00 pm - 4:30 pm | |
SHOTS | 8:30 am - 11:30 am |
1:00 pm - 4:30 pm |
FRI | 9:00 am - 11:30 am |
SHOTS | No Shots |

King of Prussia
Ph: (610) 768-9323
MON | 9:00 am - 12:30 pm |
2:00 pm - 4:30 pm | |
SHOTS | 8:30 am - 12:30 pm |
2:00 pm - 4:30 pm |
TUES | 9:00 am - 12:30 pm |
2:00 pm - 4:30 pm | |
SHOTS | 8:30 am - 12:30 pm |
2:00 pm - 4:30 pm |
WED | 9:00 am - 12:30 pm |
2:00 pm - 6:00 pm | |
SHOTS | 8:30 am - 12:30 pm |
2:00 pm - 6:00 pm |
THURS | 9:00 am - 12:30 pm |
2:00 pm - 4:30 pm | |
SHOTS | 8:30 am - 12:30 pm |
2:00 pm - 4:30 pm |
FRI | 9:00 am - 11:30 am |
SHOTS | 8:30 am - 11:30 am |

Horsham
MON | 9:00 am - 11:30 am |
1:00 pm - 3:00 pm | |
SHOTS | 8:30 am - 11:30 am |
1:00 pm - 3:00 pm |
TUES | 9:00 am - 11:30 am |
1:00 pm - 4:30 pm | |
SHOTS | 8:30 am - 11:30 am |
1:00 pm - 4:30 pm |
WED | 9:00 am - 11:30 am |
1:00 pm - 4:30 pm | |
SHOTS | 8:30 am - 11:30 am |
1:00 pm - 6:00 pm |
THURS | 9:00 am - 11:30 am |
1:00 pm - 4:30 pm | |
SHOTS | 8:30 am - 11:30 am |
1:00 pm - 4:30 pm |
FRI | Closed |
SHOTS | Closed |