Mary K. Elfrey, DO
Cardiology
Gender
Female
Languages Spoken
English
Education
Medical/Professional
- New York College of Osteopathic Medicine
Fellowship
- University of Maryland Baltimore
Residency
- Johns Hopkins Bayview Medical Center
Qualifications
Hospital Affiliations
- Ascension Saint Agnes Hospital
Locations
Facility Hours
Call us for daily hours
Schedule Appointment
(410) 644-5111
Why Ascension
Ascension doctors are committed to getting to know you. They take time for real back-and-forth conversations with you so they can understand all aspects of you and your life. Because great care starts with seeing your whole picture.