Dr. McKenna graduated from the Texas Tech University Health Science Center School of Medicine - Lubbock in 1977. He works in Harlingen, TX and specializes in Allergy & Immunology. Dr. McKenna is affiliated with Valley Baptist Medical Center.
Dr. McKenna graduated from the University of Pennsylvania School of Medicine in 1978. He works in Asheville, NC and specializes in Infectious Disease. Dr. McKenna is affiliated with Mission Hospital and Pardee Hospital.