Sarah L. Sass

Sarah graduated from LeBlond high school in Saint Joseph, MO. She attended University of Missouri Kansas City where she earned her Bachelor’s degree in Nursing. She worked for 6 years as a Pediatric Hematology and Oncology nurse prior to attending Creighton University where she obtained her Nurse Practitioner degree in Pediatric Acute Care and Primary Care. She worked in the Children’s Mercy Cardiology Department as a Nurse Practitioner prior to joining Peacock Pediatrics in the summer of 2020. Sarah is particularly interested in breast feeding support and is working to obtain Certified Lactation Counselor (CLC) certification. She also enjoys preventative healthcare.

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Dana L. Kapp

Dana graduated from Scotland County R-1 High School in Memphis, MO. She started her college career at the University of Missouri, Columbia, before transferring to Truman State University where she obtained her Bachelor of Science degree in Nursing. She went on to obtain her Master’s degree in Nursing and Pediatric Nurse Practitioner degree from University of Missouri Kansas City. She worked as a Pediatric Nurse Practitioner for Lakeside/Mosaic Pediatrics for 20 years prior to joining Peacock Pediatrics in the summer of 2020. Dana enjoys providing care for patients with allergies and asthma, as well as children who are in foster care. She gains particular joy caring for newborns and infants.

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Amanda D. Williams

Dr. Williams attended high school in Harrisonville, MO. She graduated from Hannibal LaGrange College in Hannibal, MO with a Bachelor of Science degree in Biology. She completed medical school at Des Moines University and went on to complete Pediatric Residency at Children’s Mercy Hospital in Kansas City, MO. She worked as a General Pediatrician at Lakeside/Mosaic Pediatrics for 10 years before opening Peacock Pediatrics in the summer of 2020. Dr. Williams is passionate about providing care for foster families and the children in their homes, as well as helping parents successfully navigate the toddler years.

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Michelle Y. Cebulko

Dr. Cebulko is a Saint Joseph, MO native and is a graduate of Missouri Western State University where she earned a Bachelor of Science degree in Biology. She attended medical school at the University of Missouri in Columbia and completed her Pediatric Residency at Children’s Mercy Hospital in Kansas City, MO. She worked as a General Pediatrician at Lakeside/Mosaic Pediatrics for 20 years before opening Peacock Pediatrics in the Summer of 2020. Dr. Cebulko particularly enjoys providing preventative health care and health maintenance for her patients, as well as treating Attention Deficit Hyperactivity Disorder (ADHD).

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