Sara Kellahan, MSN, APRN, AGPCNP-C

Nurse Practitioner

Washington University Living Well Center

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(314) 514-3565

Sara is a nurse practitioner at the Washington University Living Well Center®. She uses lifestyle medicine to treat musculoskeletal disorders, such as low back pain and joint pain, obesity, nicotine addiction and many other chronic conditions. 

Common Diagnosis Treated

  • Musculoskeletal disorders such as low back pain and joint pain
  • Overweight and obesity
  • Nicotine addiction
  • Lifestyle management of many chronic conditions, including arthritis and chronic pain syndrome

Common Procedures

  • Knee injections

Clinical Office Locations

Academic Office Mailing Address

  • Washington University School of Medicine

    Campus Box 8233

    660 Euclid Avenue

    Saint Louis, MO 63110

MyChart Patient Portal

Research Interests

Sara has research interests in depression, anxiety and social determinants of health (SDOH).


Sara earned a bachelor's degree in nursing from Belmont University in Nashville, TN. She then completed a master's degree in nursing from Goldfarb School of Nursing in St. Louis, MO.

Board Certifications

  • Board-certified, Adult-Gerontology Primary Care Nurse Practitioner

Undergraduate Degree

  • Bachelor of Science in Nursing, Belmont University, Nashville, TN

Graduate Degree

  • Master of Science in Nursing, Goldfarb School of Nursing, St. Louis, MO

Professional Societies and Organizations

  • American College of Lifestyle Medicine
  • Association of Rheumatology Professionals Member

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