Mareen Barsoum Greenway MD

Mareen Barsoum Greenway, MD, is a family medicine physician in Irvine, California, providing comprehensive primary care for patients across the lifespan. Dr. Greenway focuses on preventive medicine and personalized care, partnering with individuals and families to support long-term wellness through health maintenance, routine screenings, and management of common acute and chronic conditions. She earned her medical degree from Universidad Autonoma de Guadalajara Facultad de Medicina. Dr. Greenway is affiliated with College Medical Center South Campus and is eligible to order and refer services for Medicare patients. Known for a practical, patient-centered approach, she emphasizes clear communication and shared decision-making, tailoring care plans to each patient’s goals, values, and day-to-day realities. Dr. Greenway speaks both English and Spanish, helping ensure accessible, compassionate care for a diverse community.