Allergists in the Sierra Vista area
1 doctor with an allergy or immunology specialty lists a practice address in the Sierra Vista-Douglas, AZ metro area. 1 is in current Medicare records as an allergist.
Allergists 1
Frederick J. Ast, MDAllergist
Benson Hospital Corporation450 S Ocotillo Ave, Benson, AZ 85602(520) 586-2261
Medicare records: allergy/immunology (October 2026).Accepts Medicare assignment.Report a problem
From CMS’s Doctors and Clinicians file (October 2026) and the national provider registry, NPPES (October 2026). Listings are free and in alphabetical order; we don’t rate or recommend doctors. How we list doctors