

Featured Services
We offer comprehensive evaluation and treatment options for chronic sinus issues to help relieve congestion, facial pressure, and breathing difficulties.
Sinus Treatment
Our clinic provides in-office allergy testing and personalized treatment plans to help manage seasonal and environmental allergies effectively.
Allergy Testing & Treatment
Our clinic provides in-house allergy testing and personalized treatment plans to help manage seasonal and environmental allergies effectively.
From ear infections and pressure to tinnitus and hearing loss, we diagnose and treat conditions that affect how you hear and stay balanced.
We will work with you to assess underlying causes and develop individualized care plans designed to improve nasal function and quality of life.
Sinus conditions can make everyday life difficult and painful. OC ENT & Sinus offers a range of advanced treatments to treat sinus conditions.
Meet Dr. Michael K. Kim, M.D., F.A.C.S.
Dr. Michael K Kim is a board-certified Otolaryngologist–Head & Neck Surgeon in Los Alamitos, California, with advanced fellowship training in Facial Plastic & Reconstructive Surgery and Head & Neck Surgical Oncology. With extensive experience in both medical and cosmetic care, Dr. Kim is dedicated to providing personalized, compassionate treatment and helping each patient achieve the best possible health and quality-of-life outcomes.

Meet the OC ENT & Sinus Team

Top Symptoms We Treat
Sinus Conditions
OC ENT & Sinus offers patients a range of advanced techniques available for sinus and allergy conditions. We offer balloon sinus dilation and other advanced treatment methods.
Ear, Nose, Throat Conditions
We evaluate and manage a wide range of ear, nose, and throat conditions, including nasal obstruction, chronic congestion, and sinus-related concerns. Our team takes a personalized approach to care, focusing on accurate diagnosis and evidence-based treatment options tailored to each patient’s needs.
Nasal Conditions
Nasal conditions can significantly impact breathing, sleep, and overall comfort. Our team works closely with patients to assess underlying causes—such as structural concerns or inflammation—and develop individualized care plans designed to improve nasal function and quality of life.
Nasal Allergy Relief
At OC ENT & Sinus we aim to help improve your breathing and manage allergy symptoms. Our areas of expertise include sinusitis, allergic rhinitis, immunotherapy, and many other conditions. Many patients experience relief from ongoing allergy symptoms with appropriate treatment, though results vary.
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