Michael Gill is a primary care provider, practicing in Internal Medicine in Des Plaines, Illinois. Dr. Gill is highly rated in 5 conditions, according to our data. His top areas of expertise are Chronic B-Cell Leukemia (CBCL), Richter Syndrome, Chronic Lymphocytic Leukemia (CLL), and Coronary Heart Disease.

Andreas Seidler, MD, an internal medicine physician at Endeavor Health, brings 40 years of experience caring for patients with sleep disorders and complex medical conditions. He evaluates and treats conditions such as insomnia, sleep apnea and chronic fatigue, with a focus on improving long-term health outcomes. Dr. Seidler is fluent in German and integrates decades of clinical insight into a thoughtful, patient-centered approach. Dr. Seidler is highly rated in 3 conditions, according to our data. His top areas of expertise are Obstructive Sleep Apnea, Excessive Daytime Sleepiness, and Central Sleep Apnea.

Michael Unger is a primary care provider, practicing in Internal Medicine in Buffalo Grove, Illinois. His top areas of expertise are High Cholesterol, Testicular Cancer, Teratoma of the Mediastinum, and Hyperlipidemia Type 3.

Josiah Eschbach is a primary care provider, practicing in Internal Medicine in Park Ridge, Illinois. His top area of expertise is Disseminated Intravascular Coagulation.

Hillary Ecker is a primary care provider, practicing in Internal Medicine in Morton Grove, Illinois. Her top areas of expertise are Chronic Cough, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

Alfonso Tafur, MD, a cardiologist and director of vascular medicine services at Endeavor Health, specializes in managing blood clot disorders and vascular disease. He provides personalized, continuing care while leading research to improve treatment options for complex conditions. Dr. Tafur listens closely to understand each patient’s experience and works to guide them through every phase of their healthcare journey with compassion and precision. Dr. Tafur is highly rated in 41 conditions, according to our data. His top areas of expertise are Venous Thromboembolism (VTE), Deep Vein Thrombosis, Pulmonary Embolism, Hepato-Pancreato-Biliary Surgery, and Knee Replacement.

Manish Tanna is an Internal Medicine specialist and a Nephrologist in Mount Prospect, Illinois. Dr. Tanna is highly rated in 31 conditions, according to our data. His top areas of expertise are Renovascular Hypertension, Acute Kidney Failure, Nephrosclerosis, and Necrosis.

Kirill Zhadovich is a primary care provider, practicing in Internal Medicine and Palliative Medicine in Niles, Illinois. Dr. Zhadovich is highly rated in 28 conditions, according to our data. His top areas of expertise are Necrosis, Diabetic Hyperglycemic Hyperosmolar Syndrome, Vitamin D Deficiency, Endoscopy, and Gastrostomy.

Jonathan Brown, MD, an internal medicine physician at Endeavor Health, provides primary and preventive care for adults across all stages of life. With more than 25 years in practice, he prioritizes strong doctor-patient partnerships built on trust, open communication and mutual respect. Dr. Brown aims to create a welcoming, nonjudgmental environment where patients feel heard, safe and empowered to take charge of their health. Dr. Brown is highly rated in 27 conditions, according to our data. His top areas of expertise are Temporal Arteritis, Undifferentiated Connective Tissue Disease (UCTD), Alcoholic Cirrhosis, and Visceromegaly.

Rajan H. Patel, MD, an internal medicine physician at Endeavor Health, provides primary care for adults focused on prevention, wellness and chronic disease management. He develops individualized care plans to help patients maintain long-term health and manage complex conditions. Dr. Patel is highly rated in 125 conditions, according to our data. His top areas of expertise are Bronchitis, Sitosterolemia, Infant Hyperglycemia, and High Cholesterol.

I enjoy meeting each and every one of my patients. I am dedicated to using scientific and cutting-edge knowledge to optimize patient care. I believe sincerity and kindness are essential to the relationship between doctors and patients. I am here to help my patients to make their best decisions and to live each day to the fullest with hope and grace. Dr. Xu is highly rated in 25 conditions, according to our data. Her top areas of expertise are Colorectal Cancer, Pancreatic Cancer, Familial Pancreatic Cancer, Lymphadenectomy, and Endoscopy.

Yakov Ryabov is a primary care provider, practicing in Internal Medicine in Wheeling, Illinois. Dr. Ryabov is highly rated in 21 conditions, according to our data. His top areas of expertise are Thromboangiitis Obliterans, Cerebral Autosomal Dominant Arteriopathy with Subcortical Infarcts and Leukoencephalopathy, Hypertension, Gastrostomy, and Hernia Surgery.

Jaroslav Goldman is a primary care provider, practicing in Internal Medicine in Wheeling, Illinois. Dr. Goldman is highly rated in 17 conditions, according to our data. His top areas of expertise are Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, Colonoscopy, and Endoscopy.

John Oh is a primary care provider, practicing in Internal Medicine in Buffalo Grove, Illinois. Dr. Oh is highly rated in 13 conditions, according to our data. His top areas of expertise are Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and Congenital Sucrase-Isomaltase Deficiency.

Kenneth Margules is an Internal Medicine provider in Libertyville, Illinois. Dr. Margules is highly rated in 13 conditions, according to our data. His top areas of expertise are Rheumatoid Lung Disease, Rheumatoid Pneumoconiosis, Rheumatoid Arthritis (RA), and Rheumatoid Vasculitis.

Jason Thalheimer is a primary care provider, practicing in Internal Medicine in Arlington Heights, Illinois. Dr. Thalheimer is highly rated in 12 conditions, according to our data. His top areas of expertise are Sitosterolemia, High Cholesterol, Cirrhosis, and Glucocorticoid-Remediable Aldosteronism.

Philip Kiley, MD, an internal medicine physician at Endeavor Health, focuses on preventive care and chronic condition management. He prioritizes patient communication and creates a welcoming environment where individuals feel heard and supported during every visit. Dr. Kiley’s approach centers on listening closely, addressing all concerns and empowering patients through education. With a focus on teamwork and collaboration, he values working closely with nurses and colleagues to deliver thoughtful, coordinated care. Dr. Kiley is highly rated in 11 conditions, according to our data. His top areas of expertise are Macroamylasemia, Postmenopausal Osteoporosis, Heart Failure with Preserved Ejection Fraction (HFpEF), and Coronary Heart Disease.

Diane Flershem is a primary care provider, practicing in Internal Medicine in Arlington Heights, Illinois. Dr. Flershem is highly rated in 55 conditions, according to our data. Her top areas of expertise are Macroamylasemia, Sitosterolemia, Vitamin D Deficiency, and Multiple Carboxylase Deficiency.

Joseph Chimino is a primary care provider, practicing in Internal Medicine in Des Plaines, Illinois. Dr. Chimino is highly rated in 4 conditions, according to our data. His top areas of expertise are Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Type 2 Diabetes (T2D).

Deepkamal Kaur is a primary care provider, practicing in Internal Medicine in Barrington, Illinois. Dr. Kaur is highly rated in 3 conditions, according to our data. Her top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Type 2 Diabetes (T2D).

Justin Choi is a primary care provider, practicing in Internal Medicine in Libertyville, Illinois. Dr. Choi is highly rated in 2 conditions, according to our data. His top areas of expertise are COVID-19, Severe Acute Respiratory Syndrome (SARS), Pneumonia, and Pulmonary Embolism.

Daniel Lazar is a primary care provider, practicing in Internal Medicine in Morton Grove, Illinois. Dr. Lazar is highly rated in 2 conditions, according to our data. His top areas of expertise are Dilated Cardiomyopathy (DCM), Cardiomyopathy, Achilles Tendon Rupture, and Type 2 Diabetes (T2D).

Moncy A. Varughese, MD, an internal medicine and hospital medicine physician at Endeavor Health, provides care for adult patients admitted with acute or chronic conditions. He manages complex inpatient cases by coordinating evaluations, diagnostics and specialty consultations. Dr. Varughese works closely with multidisciplinary teams to create effective treatment plans and support recovery. His role also includes planning safe discharges and ensuring smooth transitions to outpatient follow-up care. Dr. Varughese is highly rated in 1 condition, according to our data. His top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Gallbladder Disease, End-Stage Renal Disease (ESRD), Ureteroscopy, and Endoscopy.

Khrystyna Deka is a primary care provider, practicing in Internal Medicine in Buffalo Grove, Illinois.

Olga Lansky is a primary care provider, practicing in Internal Medicine in Wheeling, Illinois. Dr. Lansky is highly rated in 39 conditions, according to our data. Her top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and Type 2 Diabetes (T2D).