Dr. Andrew I. Jun

John Leonetti is an Otolaryngologist practicing medicine in Oakbrook Terrace, Illinois. Dr. Leonetti is highly rated in 28 conditions, according to our data. His clinical expertise encompasses Schwannoma, Facial Paralysis, Acoustic Neuroma, Mastoidectomy, and Nerve Decompression. Dr. Leonetti is currently accepting new patients.

Gregory Hartig, MD, is a UW Health otolaryngologist (ear, nose and throat specialist) and a professor at the University of Wisconsin School of Medicine and Public Health in the Department of Otolaryngology.He provides care for patients with conditions affecting the ears, nose, throat, head and neck. This includes sinus problems, hearing loss, ear infections, voice disorders and head and neck cancers. Dr. Hartig also treats issues such as snoring, sleep apnea and allergies.Dr. Hartig believes in working closely with patients to understand their symptoms, explain diagnoses and explore treatment options together. He strives to make patients feel comfortable, informed and confident about their care. Dr. Hartig is highly rated in 34 conditions, according to our data. His clinical expertise encompasses Salivary Gland Tumors, Adenoid Cystic Carcinoma, Acinic Cell Carcinoma of Salivary Glands, Laryngectomy, and Thyroidectomy. Dr. Hartig is board certified in Otolaryngology - Head And Neck Surgery. Dr. Hartig is currently accepting new patients.

Fazlur Zahurullah, MD, is a UW Health otolaryngologist (ear, nose and throat or ENT). Dr. Zahurullah offers comprehensive surgical and nonsurgical treatments. He diagnoses and treats conditions that affect the ears, nose, throat, face, head and neck.Dr. Zahurullah treats for ear infections, tinnitus (ringing in the ears) and sinusitis (sinus inflammation). He also cares for voice and swallowing disorders and tumors of the head, face and neck. Dr. Zahurullah offers specialized care for children, including infants in the neonatal intensive care unit (NICU).His surgical expertise includes novel procedures such as Inspire® stimulation therapy for sleep apnea. This therapy uses gentle pulses that keep the airway open during sleep.In his free time, Dr. Zahurullah enjoys cooking, hiking and spending time with his wife and children. An avid sports fan, he still supports his hometown college teams in Michigan and the Detroit Lions.I care for my patients like I would want my family members treated. I consider patients’ goals and expectations and present the best options and recommendations. Dr. Zahurullah is highly rated in 21 conditions, according to our data. His clinical expertise encompasses Otitis, Infant Hearing Loss, Perichondritis, and Male Pattern Baldness. Dr. Zahurullah is board certified in Otolaryngology - Head And Neck Surgery. Dr. Zahurullah is currently accepting new patients.