Leslie F. Herman, MD, a psychiatrist at Endeavor Health, provides specialized care for individuals experiencing mental health concerns. She has clinical expertise in addressing perinatal mental health issues and works with patients during pregnancy and postpartum to manage conditions such as anxiety and depression. Dr. Herman tailors care plans to support emotional wellbeing at every stage of life. Dr. Herman is rated as a Distinguished provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her top areas of expertise are Generalized Anxiety Disorder (GAD), Seasonal Affective Disorder (SAD), Major Depression, and Obsessive-Compulsive Disorder (OCD).

Jason Kramer, MD, an internal medicine physician at Endeavor Health, provides comprehensive primary care focused on disease prevention and long-term health management. He specializes in managing chronic conditions such as hypertension, dyslipidemia and diabetes. Dr. Kramer partners with patients to support their overall wellbeing through personalized, evidence-based care. Dr. Kramer is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). His top areas of expertise are Maturity Onset Diabetes of the Young, Movement Disorders, Parkinson's Disease, Inclusion Body Myositis, and Aneurysm Repair.

Cecilia Zhang, MD, an internal medicine physician at Endeavor Health, provides comprehensive primary care for adult patients, including disease prevention, chronic condition management and mental health support. Inspired by her grandmother, a cardiologist, Dr. Zhang values building strong, long-term relationships with patients. She emphasizes education and collaborative decision-making to help individuals better understand and manage their health. Dr. Zhang is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her top areas of expertise are Lymphangitis, Hypertension, Macroamylasemia, and Glucocorticoid-Remediable Aldosteronism.

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 Seasonal Affective Disorder (SAD). Her top areas of expertise are Attention Deficit Hyperactivity Disorder (ADHD), Hypothyroidism, Sciatica, and Maturity Onset Diabetes of the Young.

Diana Guse, MD, a specialist in internal medicine and pediatrics at Endeavor Health, provides comprehensive primary care for patients of all ages—from newborns to older adults. She focuses on whole-person care, managing everything from routine prescriptions to complex specialty coordination. Dr. Guse partners with patients to build trusting relationships and aims to support individuals who may feel nervous about seeking care, creating a safe and collaborative environment in every visit. Dr. Guse is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her top areas of expertise are Sinusitis, Empyema, Maturity Onset Diabetes of the Young, and Type 2 Diabetes (T2D).

Benjamin N. Shain, MD, PhD, a pediatric psychiatrist at Endeavor Health, specializes in caring for children and adolescents with a broad range of mental health needs. He provides evaluation and treatment for conditions such as ADHD, anxiety, depression, bipolar disorder, psychosis and schizophrenia. Dr. Shain also treats obsessive-compulsive disorder, trauma-related conditions and treatment-resistant depression. His clinical approach includes psychopharmacology to support individualized care plans that address complex psychiatric conditions. Dr. Shain is rated as an Advanced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). His top areas of expertise are Generalized Anxiety Disorder (GAD), Obsessive-Compulsive Disorder (OCD), Seasonal Affective Disorder (SAD), and Major Depression.

Nina Liu, MD, PhD, a child psychiatrist at Endeavor Health, provides care to patients ages 3 to 35 experiencing a wide range of mental health conditions, including anxiety, depression, ADHD and schizophrenia. She integrates clinical care with research and education, and emphasizes early intervention to improve long-term outcomes. Dr. Liu also explores innovations like behavioral vaccines to prevent adolescent depression. Dr. Liu is rated as an Advanced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her top areas of expertise are Generalized Anxiety Disorder (GAD), Obsessive-Compulsive Disorder (OCD), Major Depression, and Seasonal Affective Disorder (SAD).

Uzoma Okoli, MD, a psychiatrist at Endeavor Health, diagnoses and treats a wide range of mental health conditions. He focuses on safety and efficacy in care and stays current with emerging treatment options, including new medications and therapies. Dr. Okoli entered the field of psychiatry with the goal of expanding access to care in communities where mental health is not widely discussed. Dr. Okoli is rated as a Distinguished provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). His top areas of expertise are Bipolar Disorder (BPD), Schizoaffective Disorder, Seasonal Affective Disorder (SAD), and Major Depression.

Steven Lammers is a Psychiatrist in Vernon Hills, Illinois. Dr. Lammers is rated as an Advanced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). His top areas of expertise are Seasonal Affective Disorder (SAD), Major Depression, Obsessive-Compulsive Disorder (OCD), and Bipolar Disorder (BPD). Dr. Lammers is currently accepting new patients.

Timothy J. Poland, MD, a family medicine physician at Endeavor Health, provides comprehensive primary care for patients of all ages. He focuses on preventive health, routine checkups and chronic disease management to support each patient's long-term wellbeing. Dr. Poland is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). His top areas of expertise are Heart Failure, Pulmonary Edema, Maturity Onset Diabetes of the Young, and Type 2 Diabetes (T2D).

Shazia Tayyab is a Child and Adolescent Psychiatrist in Libertyville, Illinois. Dr. Tayyab is rated as an Advanced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her top areas of expertise are Generalized Anxiety Disorder (GAD), Autism Spectrum Disorder, Major Depression, and Seasonal Affective Disorder (SAD).

Vijayta Kapuria is a Neurologist in Libertyville, Illinois. Dr. Kapuria is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her top areas of expertise are Generalized Anxiety Disorder (GAD), Attention Deficit Hyperactivity Disorder (ADHD), Major Depression, and Alzheimer's Disease.

Khola Hai is an Internal Medicine provider in Long Grove, Illinois. Dr. Hai is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her top areas of expertise are Gallbladder Disease, Heart Failure with Preserved Ejection Fraction (HFpEF), Carbuncle, Gastrostomy, and Endoscopy.

John Lin, MD, an internal medicine physician at Endeavor Health, provides primary care to adults with a focus on long-term health and preventive strategies. Inspired by early experiences with his father, a physician, Dr. Lin values the relationships he builds across generations of families. He approaches care as a collaborative journey, helping patients define their goals and connecting them with the right support along the way. Dr. Lin is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). His top areas of expertise are Graves Disease, Dementia, Thyroid Storm, and Tracheitis.

Robert Tanney, DO, a family medicine physician at Endeavor Health, brings more than 35 years of experience to his care for patients of all ages. Known as the “gentle giant” among patients and colleagues, he combines compassion with clinical skill to deliver personalized, comprehensive care. Dr. Tanney uses both traditional and osteopathic techniques to treat a wide range of conditions and believes every patient deserves to be treated with the same respect and effort he would want for himself. Dr. Tanney is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). His top areas of expertise are Bronchitis, Type 2 Diabetes (T2D), Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

Iryna Aleksandrova, MD, a family medicine physician at Endeavor Health, provides relationship-based care for patients of all ages. Inspired by her physician parents, she combines deep listening with evidence-based medicine to support patients through every stage of life. Dr. Aleksandrova is especially passionate about preventive care, health education and creating partnerships with patients to improve outcomes. She is fluent in Ukrainian and values culturally sensitive care and lifelong learning. Dr. Aleksandrova is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her top areas of expertise are Sitosterolemia, High Cholesterol, Hypothyroidism, and Alopecia Areata.

Lawrence Amato is an Internal Medicine provider in Grayslake, Illinois. Dr. Amato is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). His top areas of expertise are High Cholesterol, Vitamin D Deficiency, Glucocorticoid-Remediable Aldosteronism, Endoscopy, and Gastrostomy.

Amber Ijaz, DO, a family medicine physician at Endeavor Health, provides comprehensive primary care to patients of all ages. Her clinical focus includes preventive care, chronic disease management and health screenings. Dr. Ijaz emphasizes a collaborative approach, working closely with patients to develop personalized care plans that align with their long-term health goals. Dr. Ijaz is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her top areas of expertise are Vitamin D Deficiency, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

Gerald J. Gamalski, MD, an internal medicine specialist at Endeavor Health, provides primary care focused on adult health, chronic disease management and preventive care. Dr. Gamalski collaborates with patients to develop personalized care plans that promote long-term health and wellbeing. His role often includes coordinating care across specialties to ensure comprehensive treatment and follow-up. Dr. Gamalski is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). His top areas of expertise are Hyperlipidemia Type 3, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension.

Ermil Wagner is a primary care provider, practicing in Family Medicine in Gurnee, Illinois. Dr. Wagner is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). His top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and High Cholesterol.