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 Vitamin B12 Deficiency. His top areas of expertise are Irritable Bowel Syndrome (IBS), Chronic Cough, Coronary Heart Disease, and Atrioventricular Nodal Reentrant Tachycardia (AVNRT).

Kenneth Breger, MD, an internal medicine physician at Endeavor Health, provides primary care for adults with a focus on prevention and long-term relationships. With nearly 30 years of experience, he values continuity of care and generational connections with families. Dr. Breger also supports lifestyle change and early detection to help patients stay healthy and independent over time. Dr. Breger is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Alzheimer's Disease, Chronic Cough, Large-Cell Immunoblastic Lymphoma, and Vertigo.

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 Vitamin B12 Deficiency. Her top areas of expertise are Sitosterolemia, Familial Neurocardiogenic Syncope, Hypothyroidism, and Varicose Veins.

Saad Arain, MD, a hematology and oncology physician at Endeavor Health, specializes in blood cancers and benign blood conditions. His clinical focus includes both cancer care and treatment of blood disorders such as low or high blood counts and clotting issues. Dr. Arain strives to ensure patients are fully informed and involved in their treatment plans and is committed to offering cutting-edge therapies including immunotherapy, targeted therapy and adoptive cell therapy. Dr. Arain is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Thrombocytopenia, Febrile Neutropenia, Agranulocytosis, Chronic Familial Neutropenia, and Bone Marrow Aspiration.

Ned Zallik is a primary care provider, practicing in Internal Medicine in Bannockburn, Illinois. Dr. Zallik is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Sitosterolemia, Childhood Iron Deficiency Anemia, and Ascites.

Edward Kaplan is a Hematologist Oncology specialist and an Oncologist in Morton Grove, Illinois. Dr. Kaplan is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Inflammatory Breast Cancer, and Paget Disease of the Breast. Dr. Kaplan is currently accepting new patients.

Joseph Chimino is a primary care provider, practicing in Internal Medicine in Des Plaines, Illinois. Dr. Chimino is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Type 2 Diabetes (T2D).

Anthony Mccormack is a primary care provider, practicing in Family Medicine in Park Ridge, Illinois. Dr. Mccormack is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Dementia, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

Brian Chicoine is a primary care provider, practicing in Family Medicine in Park Ridge, Illinois. Dr. Chicoine is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Down Syndrome, Alzheimer's Disease, Hypothyroidism, and Cellulitis.

Jefferson Schott, DO, an internal medicine physician at Endeavor Health, provides primary care to adults 18 and older. He emphasizes preventive care, including vaccinations and cancer screenings, and prioritizes patient involvement in shared decision-making. With a focus on early diagnosis and minimizing unnecessary testing, Dr. Schott strives to create a welcoming, efficient office experience that supports long-term health and wellbeing. Dr. Schott is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Lymphofollicular Hyperplasia, Toxic Nodular Goiter, Chronic Cough, and Sitosterolemia.

Britt E. Hanson, DO, a hematologist at Endeavor Health, treats a wide spectrum of blood cancers and disorders, including anemia, multiple myeloma and lymphoma. Her clinical interests include melanoma and rare hematologic conditions such as amyloidosis, thrombocytopenia and blood clotting disorders. She offers comprehensive care to adults with complex malignancies and bone marrow disorders. Dr. Hanson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Small Lymphocytic Lymphoma (SLL), Chronic B-Cell Leukemia (CBCL), Richter Syndrome, Chronic Lymphocytic Leukemia (CLL), and Bone Marrow Aspiration.

Jeffrey Nathanson is a Gastroenterologist in Northbrook, Illinois. Dr. Nathanson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Irritable Bowel Syndrome (IBS), Heartburn, Gas Bloat Syndrome, Endoscopy, and Gastrectomy.

Boris Gurevich is a primary care provider, practicing in Internal Medicine in Northbrook, Illinois. Dr. Gurevich is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Colorectal Cancer.

Michael Caughron is a primary care provider, practicing in Internal Medicine in Glenview, Illinois. Dr. Caughron is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Chronic B-Cell Leukemia (CBCL), Chronic Lymphocytic Leukemia (CLL), Richter Syndrome, and High Cholesterol.

Christopher Ho is an Internal Medicine provider in Glenview, Illinois. Dr. Ho has been practicing medicine for over 10 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin D Deficiency, Heart Failure with Preserved Ejection Fraction (HFpEF), Lung Nodules, and Fractured Spine.

Alla Gimelfarb, MD, a hematologist at Endeavor Health, specializes in diagnosing and treating blood cancers and other hematologic conditions. She is known for clear communication and compassionate care, helping patients understand complex conditions and feel empowered in their treatment. Dr. Gimelfarb builds long-term relationships with patients and families, offering expert guidance every step of the way. Dr. Gimelfarb is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Chronic Lymphocytic Leukemia (CLL), Myelodysplastic Syndrome (MDS), Richter Syndrome, Chronic B-Cell Leukemia (CBCL), and Bone Marrow Aspiration.

Irina Harag is a primary care provider, practicing in Family Medicine in Buffalo Grove, Illinois. Dr. Harag is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Attention Deficit Hyperactivity Disorder (ADHD), Hypothyroidism, Sciatica, and Maturity Onset Diabetes of the Young.

Michael Melnick is a primary care provider, practicing in Family Medicine in Buffalo Grove, Illinois. Dr. Melnick is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Cytomegalovirus Infection, Testicle Lump, Hypertension, and Familial Hypertension.

Tina Blachut is a primary care provider, practicing in Family Medicine in Des Plaines, Illinois. Dr. Blachut is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are High Cholesterol, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

Beth Samuelsohn is a primary care provider, practicing in Family Medicine in Des Plaines, Illinois. Dr. Samuelsohn is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are High Cholesterol, Familial Combined Hyperlipidemia, Xanthoma, and Cirrhosis.