MediFind found 207 doctor with experience in Sinusitis near Rancho Santa Margarita, CA. Of these, 176 are Experienced, 25 are Advanced and 6 are Distinguished.
Warner Carr is an Allergy and Immunologist in Irvine, California. Dr. Carr is rated as a Distinguished provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Allergic Rhinitis, Allergic Conjunctivitis, Sinusitis, and Conjunctivitis (Pink Eye). Dr. Carr is currently accepting new patients.
Michael Cho is an Otolaryngologist in Mission Viejo, California. Dr. Cho is rated as an Advanced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Ozena, Palatal Myoclonus, Nonallergic Rhinopathy, and Auditory Neuropathy Spectrum Disorder. Dr. Cho is currently accepting new patients.
Christopher Yian is an Otolaryngologist in Irvine, California. Dr. Yian is rated as a Distinguished provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Jones Syndrome, Infant Hearing Loss, DFNB1, and Ruptured Eardrum. Dr. Yian is currently accepting new patients.
John Sun is an Otolaryngologist in Irvine, California. Dr. Sun is rated as a Distinguished provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Empyema, Sinusitis, DFNB1, and Jones Syndrome. Dr. Sun is currently accepting new patients.
Michael Jakobsen is an Otolaryngologist in Mission Viejo, California. Dr. Jakobsen is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Auditory Neuropathy Spectrum Disorder, Ozena, Palatal Myoclonus, and Nonallergic Rhinopathy. Dr. Jakobsen is currently accepting new patients.
Dennis Crockett is an Otolaryngologist in Mission Viejo, California. Dr. Crockett is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Auditory Neuropathy Spectrum Disorder, Familial Deafness, Infant Hearing Loss, and Otitis. Dr. Crockett is currently accepting new patients.
Quang Luu is an Otolaryngologist in Mission Viejo, California. Dr. Luu is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Familial Deafness, Squamous Cell Skin Carcinoma, Auditory Neuropathy Spectrum Disorder, Thyroidectomy, and Glossectomy. Dr. Luu is currently accepting new patients.
Denis Yoshii is an Allergy and Immunologist in Foothill Ranch, California. Dr. Yoshii is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Common Variable Immune Deficiency, Grass Allergy, Primary Immunodeficiency (PID), and Allergic Rhinitis. Dr. Yoshii is currently accepting new patients.
Mohammed Ali is a primary care provider, practicing in Family Medicine in Lake Forest, California. Dr. Ali is rated as an Experienced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are High Cholesterol, Premature Ovarian Failure, Down Syndrome, and Hypogonadism Primary Partial Alopecia. Dr. Ali is currently accepting new patients.
Nusrat Ahsan is a primary care provider, practicing in Family Medicine in Lake Forest, California. Dr. Ahsan is rated as an Experienced provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are Cirrhosis, Familial Combined Hyperlipidemia, Xanthoma, and High Cholesterol. Dr. Ahsan is currently accepting new patients.
Mark Sugar is an Allergy and Immunologist in Irvine, California. Dr. Sugar is rated as an Advanced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Allergic Rhinitis, Sinusitis, Primary Immunodeficiency (PID), and Common Variable Immune Deficiency. Dr. Sugar is currently accepting new patients.
Marque Medical Clinic, Inc.
Robert Walker is a primary care provider, practicing in Family Medicine in Rancho Santa Margarita, California. Dr. Walker is rated as an Advanced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Cellulitis, Lymphangitis, Parinaud Oculoglandular Syndrome, and Tracheitis.
Portola Medical Services PC
Matthew Zeller is a primary care provider, practicing in Family Medicine in Lake Forest, California. Dr. Zeller is rated as an Advanced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Cellulitis, Tracheitis, Neuralgia, and Papular Urticaria.
Christopher Thompson is an Otolaryngologist in Irvine, California. Dr. Thompson is rated as an Advanced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Sinusitis, Perichondritis, Turbinectomy, and Septoplasty. Dr. Thompson is currently accepting new patients.
Jagmeet Mundi is an Otolaryngologist and a Pediatric Otolaryngologist in Irvine, California. Dr. Mundi is rated as an Advanced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Auditory Neuropathy Spectrum Disorder, Palatal Myoclonus, Nonallergic Rhinopathy, and Endoscopic Transnasal Transsphenoidal Surgery. Dr. Mundi is currently accepting new patients.
Ashley Balaker is an Otolaryngologist in Irvine, California. Dr. Balaker is rated as an Advanced provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are Infant Hearing Loss, DFNB1, Jones Syndrome, and Cholesteatoma. Dr. Balaker is currently accepting new patients.
Paul Sun is an Otolaryngologist in Irvine, California. Dr. Sun is rated as an Advanced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Nonallergic Rhinopathy, Ozena, Palatal Myoclonus, and Infant Hearing Loss. Dr. Sun is currently accepting new patients.
Floyd Buen is an Otolaryngologist in Irvine, California. Dr. Buen is rated as an Advanced provider by MediFind in the treatment of Sinusitis. His top areas of expertise are Auditory Neuropathy Spectrum Disorder, Infant Hearing Loss, Familial Deafness, and Tinnitus. Dr. Buen is currently accepting new patients.
Geeta Venkat is an Allergy and Immunologist in Irvine, California. Dr. Venkat is rated as an Advanced provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are Allergic Rhinitis, Sinusitis, Nasal Polyps, and Grass Allergy. Dr. Venkat is currently accepting new patients.
Shannon O'connor is a primary care provider, practicing in Family Medicine in Aliso Viejo, California. Dr. O'connor is rated as an Advanced provider by MediFind in the treatment of Sinusitis. Her top areas of expertise are Tracheitis, Obesity in Children, Food Allergy, and Seasonal Affective Disorder (SAD). Dr. O'connor is currently accepting new patients.
Last Updated: 01/09/2026