Pediatrician Staff

Meet our friendly, experienced pediatricians and staff at Children's Mercy - Cass County Pediatrics! Our entire team is dedicated to helping you and your child feel at home from the moment your walk through the door. We're proud to be members of the Belton community and serve the needs of their children.

Ann Gassman, M.D.

Anuradha Sarma, M.D.

Merideth Nitzel, M.D.

Lisa Welker, PNP

Susan Bennett, FNP

We pride ourselves in being an exceptional clinic where children come first. Our child-focused practice works hard to meet the needs of children from infancy through adolescence. Compassionate, knowledgeable and supportive staff is the cornerstone of Children's Mercy - Cass County Pediatrics's quality care. All of our providers and medical staff are highly trained professionals who maintain the highest level of accreditation in pediatrics to address the special needs of infants, children, and teens.

We strive to treat each and every patient as we would want our own children to be treated. Our doctors and staff look forward to building a relationship with you and your family.

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Office Hours


8:30 am-4:00 pm


8:30 am-4:00 pm


8:30 am-4:00 pm


8:30 am-4:00 pm


8:30 am-3:00 pm