Oki Clark Ishikawa, MD

Dr. Oki Ishikawa is an internal medicine physician who specializes in critical care medicine and sleep medicine. He earned his medical degree from St. Georges University School of Medicine and completed his residency at North Shore LIJ Lenox Hill Hospital. With 12 years of experience treating patients, Dr. Ishikawa brings expertise across multiple areas of internal medicine. He is fluent in Japanese.

Dr. Ishikawa practices at Northwell Health Physician Partners Cardiology and Pulmonary Medicine in Yorktown Heights, New York. His clinical focus includes helping patients with breathing problems and shortness of breath, including difficulty breathing during physical activity. He performs pulmonary function testing to evaluate lung capacity and bronchodilator reversibility testing to assess respiratory conditions.