Instructor in Nursing, Vanderbilt University School of Nursing

Assistant in Medicine, Division of Geriatric Medicine

Vanderbilt Center for Quality Aging

Geriatric Medicine Fellowship Program Faculty


DNP, Belmont University
MSN, Vanderbilt University School of Nursing
Professional Highlights

Dr. Lewallen graduated with her MSN at Vanderbilt University School of Nursing in 2009 with a specialty in Adult Gerontological Advanced Practice Nursing.

She completed her Doctor of Nursing Practice degree at Belmont University in 2015. Her DNP scholarly project was titled Improving Nurses Knowledge of Delirium in Post Acute Care and Implementation of the RADAR Screening Tool at two Post Acute Care Facilities in the United States.

She has worked as an advanced practice nurse in post-acute/long term care since 2009 and her current clinical practice is with Vanderbilt Senior Care. Prior to her role as an APRN, she worked as a registered nurse at Vanderbilt University Medical Center on the ACE unit.

Dr. Lewallen also has a faculty appointment at the Vanderbilt University School of Nursing where she teaches in the MSN program. In addition to her teaching and clinical practice, she is working with the Center for Quality Aging on the clinical trial Shed-Meds.

Current Scholarly Interests

  • The role of the APRN in post-acute/long term care
  • Delirium in acute care and post-acute/long term care
  • Providing advanced practice nursing students opportunities for clinical experience in geriatrics and post-acute/long term care
  • Deprescribing and polypharmacy

Lewallen Honored by Gerontological Nursing Education Organizations >>  VUMC Reporter 12.2019


Vanderbilt Center for Quality Aging
2525 West End Avenue, Suite 350
Nashville, TN., 37203-1425

For questions about research or current projects:
Call: (615) 936-1499
Fax: (615) 322-1754