Patient portal messaging continues to expand across health systems, and it has become an increasingly important method for patient-clinician communication. Authors Michal Mankowski, PhD, assistant professor, and Jane Long, MD, research resident, both from the Department of Surgery at NYU, discuss their new research letter with JAMA Deputy Editor Joseph Ross, MD, MHS. Related Content:

• Trends in Patient Portal Messages, Office Visits, and Telephone Encounters
• National Trends in Patient Messaging—The Growing Electronic Inbox