Dr. Lindenfeld has been recognized as one of the top physicians in the United States by the Castle Connolly Guide to America's Top Doctors and as one of Denver's top physicians by 5280 Magazine. Her research expertise includes heart failure in women, use of beta-blockers in heart failure, mechanisms of renal dysfunction after heart transplantation, and mechanisms of ventricular dysfunction in diabetes. From 1995-2003, Dr. Lindenfeld was a member of the Food and Drug Administration's Cardio-Renal Advisory Panel. She is a member of the National Institutes of Health Think Tank for Cardiovascular Research in Women. Dr. Lindenfeld is chair of the Heart Failure Society of America's Guidelines Committee and a member of the editorial boards of the Journal of American College of Cardiology and Journal of Heart Failure. She has published more than 80 original papers, chapters, and reviews.
Dr. Lindenfeld's many honors include the Outstanding Cardiology Faculty Award, Housestaff Teaching Award, the Chancellor's Teaching Recognition Award, the Students' Teaching Award, the Medical Staff President's Award, and, on several occasions, the Medical Student Council's Excellence in Teaching Award. She is the recipient of the coveted Gold-Headed Cane Award, given to the outstanding clinician in the School of Medicine; only eight people have been awarded that distinction in the school's 120-year history.