Jim Christensen *

Degree: University of Nevada, 1984.

Years practicing in Las Vegas: 21.

Office: 4 Sunset Way, Suite A-3, Henderson, 434-9690; 7200 Cathedral Rock Dr., Suite 220, Las Vegas, 307-7707.

Board certification: Allergy and immunology.

Honors/achievements: Former chairman, Department of Medicine, University Medical Center; co-founder, Nevada Access to Research and Education Society; flight surgeon, 120th TFS Colorado Air National Guard.

Andrew Sean McKnight

Degree: FMS-Dominica, 1999.

Years practicing in Las Vegas: 6.

Office: 2821 W. Horizon Ridge Parkway, Suite 101, Henderson, 212-5889; DesertAllergy.com.

Board certification: Pediatrics, allergy and immunology.

Honors/achievements: Former director, Asthma Camp.

David Hiroaki Tottori

Degree: University of Hawaii, 1987.

Years practicing in Las Vegas: 16.

Office: 9020 W. Cheyenne Ave., 240-4233; 4000 E. Charleston Blvd., Suite 100, 432-8250.

Board certification: Pediatrics, allergy and immunology.