Philips Respironics issued a recall for some CPAP and BiLevel PAP devices and mechanical ventilators. Learn more.
COVID-19: We are vaccinating patients ages 12+. Learn more:
Vaccines & 3rd Doses | Testing | Patient Care | Visitor Guidelines | Coronavirus | Self-Checker | Email Alerts
Find a doctor at The Johns Hopkins Hospital, Johns Hopkins Bayview Medical Center or Johns Hopkins Community Physicians.
Enter the last name, specialty or keyword for your search below.
Research in the Mark Hughes Lab focuses on clinical and research ethics as well as clinical bioethics, ambulatory care, philosophy of medicine and palliative care.
Research Areas: medical ethics, ambulatory care, clinical ethics, bioethics
Mark Hughes, M.D.
Follow Johns Hopkins Medicine
Contact us or find a patient care location.
Notices & Policies
Notice of Privacy Practices(Patients & Health Plan Members)
Terms & Conditions of Use
Language Assistance Available:
© The Johns Hopkins University, The Johns Hopkins Hospital, and Johns Hopkins Health System. All rights reserved.