Philosophy. At the. Premier Allergy Asthma and Immunology, PLLC. we have a very strong practice philosophy that is the foundation of everything we do. First and foremost, we believe patients deserve our full attention to all aspects of their allergic disease. Our aim whenever possible and practical, is to anticipate and prevent onset of allergic symptoms rather than start treatment after they become bothersome. Dr. Khalsa practices evidence-based...