Full-service otolaryngology on Third Avenue, Hillcrest Ear Nose & Throat runs a board-certified ENT practice handling chronic sinusitis, allergy, sleep apnea, and head-and-neck surgery from 4033 Third Avenue, Suite 104. The sleep program includes Inspire hypoglossal nerve stimulation for obstructive sleep apnea patients who fail CPAP, with vertigo and chronic dizziness cases coordinated with Ear & Balance Medical Clinic for vestibular testing. In-office allergy testing, immunotherapy, and balloon sinuplasty cover the outpatient side of the practice. Septorhinoplasty, functional endoscopic sinus surgery, and parotid procedures requiring general anesthesia move to hospital ORs at Hillcrest Medical Center for same-day surgical scheduling. The practice handles head and neck cancer workups, salivary gland surgery, and facial trauma reconstruction alongside routine tonsillectomy and adenoidectomy cases.