Victoria Ryvkin, MD, an endocrinologist at Endeavor Health, provides comprehensive care for hormonal conditions including diabetes, thyroid disorders and pituitary and adrenal gland diseases. With over 15 years of experience, she emphasizes building long-term patient relationships and using evidence-based treatments. Dr. Ryvkin is deeply involved in clinical care and health system leadership, bringing a structured, collaborative approach to improving outcomes. Dr. Ryvkin is highly rated in 22 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Hyperparathyroidism, Familial Isolated Hyperparathyroidism, and Parathyroid Hyperplasia.

Dipal Shah, DO, a specialist in endocrinology at Endeavor Health, combines scientific expertise with a patient-centered approach to care. Her clinical style has evolved from textbook-based methods to a more collaborative model, where she and her patients work together to tailor treatment plans. Dr. Shah values long-term patient relationships and focuses on helping people feel better while using the least amount of medication necessary. Dr. Shah is highly rated in 8 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Thyroid Storm, Type 1 Diabetes (T1D), and Hyperparathyroidism.

Daniel So is an Endocrinologist in Arlington Heights, Illinois. Dr. So is highly rated in 17 conditions, according to our data. His top areas of expertise are Type 2 Diabetes (T2D), Type 1 Diabetes (T1D), Papillary Thyroid Cancer, and Anaplastic Thyroid Cancer.

Kristina Todorova-Koteva, MD, an endocrinologist at Endeavor Health, provides personalized care for a broad range of hormonal and metabolic conditions. She focuses on patient education and informed decision-making, helping individuals understand their diagnosis and choose the best path forward. Dr. Todorova-Koteva believes that empowered patients are better equipped to improve their health and sustain long-term outcomes. Dr. Todorova is highly rated in 44 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Diabetic Nephropathy, Triple A Syndrome, and Thyroid Cancer.

Megan Crawford, DO, an endocrinologist at Endeavor Health, provides care for patients with hormonal and metabolic conditions, including diabetes, thyroid disorders and osteoporosis. She develops personalized treatment plans that support patients in managing long-term endocrine health and improving quality of life. Dr. Crawford is highly rated in 43 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Hyperparathyroidism, Hypothyroidism, and Thyroid Cancer.

Karolina Woloszyn Machnica, DO, an endocrinologist at Endeavor Health, provides care for patients with hormonal and metabolic disorders, including diabetes, thyroid disease and adrenal conditions. She works closely with patients to develop individualized treatment plans that support long-term endocrine health. Dr. Machnica is highly rated in 38 conditions, according to our data. Her top areas of expertise are Hyperparathyroidism, Type 2 Diabetes (T2D), Familial Isolated Hyperparathyroidism, and Osteitis Fibrosa.

Zubair Ilyas is an Endocrinologist in Arlington Heights, Illinois. Dr. Ilyas is highly rated in 10 conditions, according to our data. His top areas of expertise are Thyroid Storm, Type B Insulin Resistance Syndrome, Abdominal Obesity Metabolic Syndrome, and Mitochondrial Complex V Deficiency.

George Thott, MD, an endocrinologist at Endeavor Health, specializes in diagnosing and managing conditions related to diabetes, metabolism and hormone disorders. He provides care for adults with thyroid, adrenal and pituitary issues, as well as type 1 and type 2 diabetes. Dr. Thott emphasizes patient education and personalized treatment to help individuals better understand and manage their health. Dr. Thott is highly rated in 8 conditions, according to our data. His top areas of expertise are Hyperparathyroidism, Hyperthyroidism, Parathyroid Hyperplasia, and Neonatal Severe Hyperparathyroidism.

Sara Chowdhury is an Endocrinologist in Bannockburn, Illinois. Dr. Chowdhury is highly rated in 34 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Thyroid Cancer, Anaplastic Thyroid Cancer, and Medullary Thyroid Carcinoma.

Przemyslaw Lastowiecki is an Endocrinologist in Hoffman Estates, Illinois. Dr. Lastowiecki is highly rated in 29 conditions, according to our data. His top areas of expertise are Type 2 Diabetes (T2D), Osteitis Fibrosa, Familial Isolated Hyperparathyroidism, and Parathyroid Hyperplasia.

Mario Chan is an Endocrinologist in Arlington Heights, Illinois. Dr. Chan is highly rated in 26 conditions, according to our data. His top areas of expertise are Hypothyroidism, Obesity in Children, Thyroid Storm, and Hashimoto Thyroiditis.

Tina Bansal is an Endocrinologist in Schaumburg, Illinois. Dr. Bansal is highly rated in 24 conditions, according to our data. Her top areas of expertise are Hypothyroidism, Obesity in Children, Thyroid Nodule, and Milk-Alkali Syndrome.

Paraskevi Sapountzi is an Endocrinologist in Arlington Heights, Illinois. Dr. Sapountzi is highly rated in 16 conditions, according to our data. Her top areas of expertise are Thyroid Storm, Type 2 Diabetes (T2D), Hypothyroidism, and Type 1 Diabetes (T1D).

Elias Tzelepis is an Endocrinologist in Arlington Heights, Illinois. Dr. Tzelepis is highly rated in 10 conditions, according to our data. His top areas of expertise are Peripheral Neuropathy, Type 1 Diabetes (T1D), Type 2 Diabetes (T2D), and Hypothyroidism.

Luis Soruco is an Endocrinologist in Arlington Heights, Illinois. Dr. Soruco is highly rated in 2 conditions, according to our data. His top areas of expertise are Type 1 Diabetes (T1D), Type 2 Diabetes (T2D), Hyperthyroidism, and Thyroid Cancer.

Herman E. Blomeier, MD, a specialist in endocrinology, diabetes & metabolism at Endeavor Health, manages a wide range of hormonal and metabolic conditions. He treats adrenal and calcium disorders, diabetes, thyroid conditions and metabolic diseases. Dr. Blomeier speaks English and Spanish, helping him connect with a broader patient population to deliver individualized endocrine care. Dr. Blomeier is highly rated in 48 conditions, according to our data. His top areas of expertise are Type 2 Diabetes (T2D), Diabetic Neuropathy, Obesity in Children, and Hypothyroidism.

Lisa P. Purdy, MD, a specialist in endocrinology, diabetes & metabolism at Endeavor Health, manages a wide range of hormonal and metabolic conditions. She treats diabetes, thyroid disorders, adrenal and calcium imbalances and endocrine complications during pregnancy. Dr. Purdy delivers care for both common and complex endocrine concerns. Dr. Purdy is highly rated in 48 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Type 1 Diabetes (T1D), Hyperparathyroidism, and Anaplastic Thyroid Cancer.

Katarzyna G. Zarnecki, DO, a specialist in endocrinology, diabetes & metabolism at Endeavor Health, treats a range of hormonal and metabolic disorders including thyroid disease, pituitary tumors and diabetes. She speaks English and Polish and offers advanced therapies such as insulin pump management and thyroid biopsies. Dr. Zarnecki is highly rated in 44 conditions, according to our data. Her top areas of expertise are Diabetic Neuropathy, Hyperparathyroidism, Type 2 Diabetes (T2D), and Diabetic Nephropathy.

Joseph Michael Shulan, DO, an endocrinologist at Endeavor Health, evaluates and manages a wide range of hormone-related conditions including type 1 and type 2 diabetes, thyroid disorders, adrenal and pituitary disease and osteoporosis. He provides personalized treatment plans to help patients manage chronic endocrine conditions and maintain long-term health. Dr. Shulan is highly rated in 34 conditions, according to our data. His top areas of expertise are Type 2 Diabetes (T2D), Triple A Syndrome, Adrenal Insufficiency Pediatric, and Hyperparathyroidism.

Maan Barhoum is an Endocrinologist in Libertyville, Illinois. Dr. Barhoum is highly rated in 32 conditions, according to our data. His top areas of expertise are Thyroid Cancer, Anaplastic Thyroid Cancer, Hypercalcemia, and Milk-Alkali Syndrome.

Liana Billings, MD, an endocrinologist and clinical researcher at Endeavor Health, specializes in diabetes care and cardiometabolic disease. She serves as Vice Chair of Research for the Department of Medicine and directs the Clinical and Genetics Research Program in Diabetes and Cardiometabolic Disease. Dr. Billings focuses on precision medicine to better understand how genetics influence diagnosis, treatment and outcomes. Through her Precision Medicine in Diabetes Consultation Clinic, she partners with patients to personalize therapies and improve quality of life, including for those with rare forms of diabetes. Dr. Billings is highly rated in 27 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Type 1 Diabetes (T1D), Maturity Onset Diabetes of the Young, and Low Blood Sugar.

Shujauddin Valika is an Endocrinologist in Hoffman Estates, Illinois. Dr. Valika has been practicing medicine for over 46 years is highly rated in 14 conditions, according to our data. His top areas of expertise are Maturity Onset Diabetes of the Young, Obesity in Children, Type 2 Diabetes (T2D), and Hypothyroidism.

Joumana Chaiban is an Endocrinologist in Buffalo Grove, Illinois. Dr. Chaiban is highly rated in 5 conditions, according to our data. Her top areas of expertise are Milk-Alkali Syndrome, Hypercalcemia, Type 2 Diabetes (T2D), and Pheochromocytoma.

Irfan Khan is an Endocrinologist in Park Ridge, Illinois. Dr. Khan is highly rated in 2 conditions, according to our data. His top areas of expertise are Type 2 Diabetes (T2D), Achilles Tendon Rupture, Venous Thromboembolism (VTE), Knee Replacement, and Hip Replacement.

Nishat Fatima is an Endocrinologist in Park Ridge, Illinois. Dr. Fatima is highly rated in 2 conditions, according to our data. Her top areas of expertise are Type 2 Diabetes (T2D), Hyperthyroidism, Thyroid Nodule, and Thyroid Storm.