Nastassja Williams, MSN, APRN, FNP-BC

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Professional Experience

  • Outpatient Advanced Practice Gastroenterology Nurse Practitioner for Northwestern Memorial Hospital Digestive Disease Health Center, Chicago, IL (December 2014 –present)
  • Clinical Instructor Undergraduate Nursing Program at Resurrection University, Chicago, IL (September 2015 –December 2015)
  • Registered Nurse/ FNP Residency with GI Solutions Gastroenterology, Chicago, IL (June 2014- December 2014)
  • Medical/ Neurosurgical Intensive Care Registered Nurse at Resurrection Medical Center Chicago, IL (April 2009-June 2014)
  • Home Health Registered Nurse with Sunshine Home Health Care- Elmwood Park, IL (December 2008-December 2009)
  • Progressive care/ Telemetry Staff RN with Resurrection Medical Center- Chicago, IL (December 2007- April 2009)
  • Medical-Surgical Staff RN with Resurrection Medical Center-Chicago, IL (June 2007- December) 2007)
  • Nurse extern/ Patient care technician – Resurrection Medical Center- Chicago, IL (June 2006- May 2007)


About Nastassja Williams

Nastassja is a goal- oriented advanced practice registered nurse specializing in Gastroenterology for the past three years. She has over ten years of nursing experience in various specialties such as critical care, gastroenterology, home health, medical surgical and telemetry. She prides herself on being a patient advocate and always puts her patients first. Nastassja is proficient in critical thinking skills.  She is a dynamic nursing professional who works well within a multi-disciplinary team. She combines strong leadership skills with medical support as an inspirational team member with a proven proficiency in developing viable assessment plans, individualized patient care for patients and family members.


License and Certification

  • Board Certified Family Nurse Practitioner by the American Association of Nurse Practitioners
  • BLS for Healthcare Providers
  • Advanced Practice Registered Nurse (APRN)


Graduate School Thesis Paper 2014

Focus-patient population with type II diabetes

How does lifestyle modification versus pharmacological treatment affect patients with type II diabetes and NAFLD (Non-alcoholic fatty liver disease)?



  • Master of Science in Nursing, Resurrection University – Chicago, IL (May 2014)
  • Bachelor of Science in Nursing, Benedictine University – Lisle, IL (2011)
  • Associate in Applied Science, Harry S. Truman College – Chicago, IL (2007)