Our Experts

The Johns Hopkins Division of Geriatric Medicine and Gerontology includes a wide array of medical professionals and laboratory scientists. Many of our experts are nationally and internationally recognized as leaders in the medical care of older adults and geriatrics research.

Our Faculty 

Our Part-Time Faculty

Colleen Christmas, MD, FACP

Dr. Colleen Christmas recently retired from full-time clinical work after almost three decades as a geriatrician. She remains a part-time, voluntary faculty member in our division, helping teach our fellows.
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Our Advanced Practice Providers

Our Research Associates

Marcela Blinka

Research Associate

Huifen Li

Research Associate

female research associate with glasses