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COVID-19 Updates
Pfizer's COVID-19 vaccine is now authorized for people 5 and older. Learn about the COVID-19 vaccines, find options for testing or browse all COVID-19 resources for families.
We’re here to deliver safe, thoughtful, high-quality care for kids who need it. Learn about visitation policies and the ways we’re keeping patients safe, including face covering requirements.
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Free ParentSmart HealthlineTM
Caring pediatric nurses are available 24/7 to help answer your health questions.
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Children’s Hospital Colorado
Anschutz Medical Campus
13123 East 16th Avenue
Aurora, CO 80045
All locations
See a listing of all our Children’s Hospital Colorado locations including inpatient, outpatient, therapy, surgery facilities and more.
Locations near you
See all locationsEmergency and urgent care locations
In life-threatening emergencies, find the emergency room location nearest you. For non-life-threatening medical needs when your pediatrician is unavailable, visit one of our urgent care locations.
Help me decideUrgent care locations (hours vary)
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Lonni Williams, CPNP-AC/PC
- Pediatric Nurse Practitioner
Provider's Specialties
- Certified Pediatric Nurse Practitioner
- Certified Pediatric Nurse Practitioner
Patient ratings
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Insurance plans accepted
We participate with most major health insurance plans and national transplant networks.
Prepare for your visit
We want to make sure you know what to expect before you arrive.
Get to know Lonni Williams, CPNP-AC/PC
Departments and Programs
Languages spoken
- English
Experience and background
Undergraduate 2005
Hunter College
Graduate 2014
University of Alabama at Birmingham
Faculty member of
Provider's location(s)
Patient ratings and reviews
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Meet other experts
Cassandra Fishbein, CPNP-PC
Certified Pediatric Nurse Practitioner
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Pediatrics
Kim Washington, CPNP-PC
Certified Pediatric Nurse Practitioner
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Jessica Rolf-Sheppard, FNP-BC
Certified Family Nurse Practitioner
Patient ratings and reviews are not available Why?
David Keller, MD
Pediatrics