Dr. O’Halloran’s practice covers all aspects of General Adult and Pediatric Otolaryngology including surgical management of diseases involving the Ears, Nose, Sinuses, Throat, Airway and Neck such as otitis media, dizziness, nasal allergy, chronic sinusitis, hoarseness, sleep apnea, neck and thyroid masses. Dr. O’Halloran has a strong clinical experience in the surgical treatment of Head and Neck Cancer including Parotid and Thyroid tumors. He has a special interest and additional board certification in Facial Plastic and Reconstructive Surgery which involves the treatment of a wide variety of congenital, traumatic and cosmetic problems of the face, head and neck including Facial Skin Cancer, Moh’s Reconstruction, Rhinoplasty, Nasal Reconstruction and Facial Nerve Rehabilitation.

Dr. O’Halloran previously served as Chief of Otolaryngology at Inova Fairfax Hospital.