Dr. John C. Walker joined Northwest Asthma in January 2003 to work at our Richland and Yakima offices. He received his MD from the Uniformed Services University in Maryland. He completed his fellowship in allergy at the Fitzsimons Army Medical Center in Colorado and has recently retired as Chief of Allergy/Immunology at Madigan Army Medical Center, Ft. Lewis, WA. He is board certified is allergy and immunology.
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