Dr. Nijal V. Patel

Alejandra Lastra is an Internal Medicine provider in Chicago, Illinois. Dr. Lastra is rated as an Advanced provider by MediFind in the treatment of Obesity Hypoventilation Syndrome (OHS). Her top areas of expertise are Obstructive Sleep Apnea, Central Sleep Apnea, Obesity Hypoventilation Syndrome (OHS), and Drowsiness.

Tomasz J. Kuzniar, MD, a pulmonologist and critical care specialist at Endeavor Health, cares for patients with sleep disorders, lung disease and respiratory failure. He treats asthma, COPD, sleep apnea and lung nodules. Fluent in English, French and Polish, Dr. Kuzniar offers bronchoscopy, thoracentesis and sleep studies to support lung and cardiac health. Dr. Kuzniar is rated as a Distinguished provider by MediFind in the treatment of Obesity Hypoventilation Syndrome (OHS). His top areas of expertise are Obstructive Sleep Apnea, Central Sleep Apnea, Lung Metastases, Endoscopy, and Gastrostomy.

Bruce Massel, MD, an internal medicine physician at Endeavor Health, provides primary care with a focus on prevention, continuity and whole-person care. With decades of experience, he emphasizes lifestyle-based health strategies and long-term relationships built on trust. Dr. Massel also values thoroughness in diagnosis and helps patients understand their options and stay well. Dr. Massel is rated as an Advanced provider by MediFind in the treatment of Obesity Hypoventilation Syndrome (OHS). His top areas of expertise are Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Infant Hyperglycemia.