Phoenix Children’s Appoints Four New Division Chiefs to Lead Key Specialties - Takeaways - MDSpire
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Phoenix Children’s Appoints Four New Division Chiefs to Lead Key Specialties

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  • October 5, 2026

  • 6 min

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  • 1

    Phoenix Children’s promoted Sandra Buttram, Kevin Hummel, Karen Papez and Ray Stanford to lead pediatric critical care, cardiovascular intensive care, nephrology, and physical medicine and rehabilitat

  • 2

    Sandra Buttram, a Phoenix Children’s attending physician for 15 years, will lead pediatric intensive care and critical care and conducts research on acute brain injury and other critical conditions.

  • 3

    Kevin Hummel will lead the cardiovascular intensive care unit, overseeing care for children recovering from heart surgery and those with complex congenital or acquired heart conditions.

  • 4

    Karen Papez will oversee nephrology, including Arizona’s only dedicated pediatric dialysis center and pediatric kidney transplant program.

  • 5

    Ray Stanford will lead physical medicine and rehabilitation, supporting programs that provide outpatient care and the state’s only acute inpatient rehabilitation facility dedicated to children.

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