MedStar Health's website describes Robert Alex Lager, MD as a clinical cardiologist at MedStar Washington Hospital Center. He serves as Physician Lead of MedStar Cardiology Associates (a 43-physician cardiology group at MedStar Health) and Director of MedStar Ambulatory Services for the Southern region (DC and Southern Maryland). With 20 years of interventional cardiology experience, Dr. Lager has performed over 10,000 cardiac catheterizations and served as a national proctor for Abbott and Medtronic, training physicians in transradial wrist catheterization. He has also trained interventional cardiology fellows at MedStar Washington Hospital Center and contributed as a clinical investigator in multiple research studies. Specialties include coronary artery disease, peripheral vascular disease, structural heart disease, hypertension, atrial fibrillation, cholesterol disorders, and preventive cardiovascular medicine. Patient rating: 5/5 across 1556 reviews. Phone: 202-416-2000.