ENT and Allergy Associates (ENTA) is the largest ENT, Allergy, and Audiology practice in the country, with over 475 clinicians practicing across 70+ clinical locations in New York, New Jersey, Pennsylvania, and Texas . Company Info/About: ENT and Allergy Associates (ENTA) is a large ENT, Allergy, and Audiology practice with 475+ clinicians across 70+ clinical locations in New York, New Jersey, Pennsylvania, and Texas.