Joseph R. Raviv, MD, an fellowship-trained otolaryngologist at Endeavor Health, specializes in nasal and sinus surgery with advanced expertise in endoscopic skull base procedures.  He treats conditions such as chronic sinus disease, nasal obstruction, sinus tumors and cancers. Dr. Raviv performs procedures including endoscopic sinus surgery, septoplasty, CSF leak repair, minimally invasive endoscopic sinus and skull base tumor removal, pituitary surgery and dacryocystorhinostomy. Dr. Raviv is rated as a Distinguished provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Sinusitis, Mycetoma, Low Nasal Bridge, and Endoscopy.

Mark Lowenthal is an Allergy and Immunologist in Highland Park, Illinois. Dr. Lowenthal is rated as an Experienced provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Sinusitis, Vibratory Urticaria, Chronic Spontaneous Urticaria (CSU), and Hives.

Kathy Sonenthal is an Allergy and Immunologist in Northbrook, Illinois. Dr. Sonenthal is rated as an Experienced provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Her top areas of expertise are Sinusitis, Allergic Rhinitis, Grass Allergy, and Hives.

Keith Leitzen is an Otolaryngologist in Lake Forest, Illinois. Dr. Leitzen has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Familial Deafness, Infant Hearing Loss, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), and Nonsyndromic Hearing Loss.

Alex Labby is an Otolaryngologist in Lake Forest, Illinois. Dr. Labby has been practicing medicine for over 10 years and is rated as an Experienced provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Sinusitis, Otitis Media with Effusion, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Myringotomy, and Adenoidectomy.

Deeba Masood is an Allergy and Immunologist in Il, Illinois. Dr. Masood has been practicing medicine for over 36 years and is rated as a Distinguished provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Her top areas of expertise are Sinusitis, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Vibratory Urticaria, and Chronic Spontaneous Urticaria (CSU).

Elliot Lieberman is an Otolaryngologist in Highland Park, Illinois. Dr. Lieberman is rated as an Advanced provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are DFNB1, Infant Hearing Loss, Jones Syndrome, Tinnitus, and Parathyroidectomy.

Jodi Zuckerman is an Otolaryngologist in Highland Park, Illinois. Dr. Zuckerman is rated as an Advanced provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Her top areas of expertise are Otitis, Infant Hearing Loss, Jones Syndrome, and DFNB1.

Sue J. Kim, MD, an otolaryngologist at Endeavor Health, provides medical and surgical care for conditions affecting the ears, nose and throat. She evaluates and treats a wide range of ENT concerns, including sinus issues, hearing disorders and throat conditions. Dr. Kim works with patients of all ages to deliver personalized, evidence-based care that supports long-term health. Dr. Kim is rated as an Advanced provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Her top areas of expertise are Infant Hearing Loss, Tinnitus, DFNB1, and Jones Syndrome.

Jennifer Schott, MD, a general pediatrician at Endeavor Health, provides care for children from infancy through adolescence with a focus on treating the whole child—mind and body. Practicing in Deerfield, she supports families by creating a calm, joyful, and accessible care environment. Dr. Schott helps parents feel confident by listening carefully, addressing concerns with compassion, and encouraging a partnership-based approach to care. Dr. Schott is rated as an Advanced provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Her top areas of expertise are Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Croup, Familial Short Stature (FSS), and Idiopathic Short Stature (ISS).

Irma Oliff is an Allergy and Immunologist in Northbrook, Illinois. Dr. Oliff is rated as an Experienced provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Her top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Hives.

John Lawson is an Allergy and Immunologist in Northbrook, Illinois. Dr. Lawson is rated as an Experienced provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Hives.

Ewa Schafer, MD, an allergist and immunologist at Endeavor Health, cares for both pediatric and adult patients with allergic and immunologic conditions. Inspired by personal and family experience with asthma and allergies, she takes a comprehensive approach to care. Dr. Schafer conducts detailed evaluations and works collaboratively with each patient to develop personalized plans that support long-term symptom control and improved quality of life. Dr. Schafer is rated as a Distinguished provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Her top areas of expertise are Chronic Cough, Asthma, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), and Sinusitis.

Landon Duyka is an Otolaryngologist in Evanston, Illinois. Dr. Duyka has been practicing medicine for over 22 years and is rated as a Distinguished provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Sinusitis, Glossodynia, and Burning Mouth Syndrome.

Michael Layland is an Otolaryngologist in Niles, Illinois. Dr. Layland is rated as a Distinguished provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Auditory Neuropathy Spectrum Disorder, Tinnitus, Male Pattern Baldness, Palatal Myoclonus, and Gastrostomy.

David Tojo is an Otolaryngologist in Niles, Illinois. Dr. Tojo is rated as a Distinguished provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Auditory Neuropathy Spectrum Disorder, Ethmoiditis, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), DFNB1, and Parathyroidectomy.

Alexander Goldin is an Otolaryngologist in Niles, Illinois. Dr. Goldin is rated as a Distinguished provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Auditory Neuropathy Spectrum Disorder, Nonallergic Rhinopathy, Ozena, and Palatal Myoclonus.

Gregory Bussell is an Otolaryngologist in Park Ridge, Illinois. Dr. Bussell is rated as a Distinguished provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Otitis, Tinnitus, Ozena, and Palatal Myoclonus.

John M. Sultan, MD, an internal medicine physician at Endeavor Health, provides primary care for adults with an emphasis on integrative medicine. He combines conventional treatments with evidence-based complementary approaches to support patients’ overall health and long-term wellbeing. Dr. Sultan is rated as an Experienced provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Irritable Bowel Syndrome (IBS), Chronic Cough, Coronary Heart Disease, and Atrioventricular Nodal Reentrant Tachycardia (AVNRT).

Arielle Levitan, MD, an internal medicine physician at Endeavor Health, provides primary care for adults across all stages of life. She emphasizes continuity of care, patient partnerships and personalized health planning. Her clinical interests include preventive medicine, chronic disease management and helping patients navigate healthcare decisions with evidence-based support. Dr. Levitan is rated as an Experienced provider by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Her top areas of expertise are Sitosterolemia, Familial Neurocardiogenic Syncope, Hypothyroidism, and Varicose Veins.