Welcome to Bowtie Allergy Specialists!
We specialize in clinical care for both adults and kids with allergies, asthma and immunologic/eosinophilic disorders. Karl von Tiehl, M.D., is double board-certified, and is currently accepting new patients. He is confident, compassionate, practical and professional, and he has long had a fondness for bow ties. Our practice located on the San Marino – South Pasadena border (we are the only Allergy practice in either city).