Dr. Janet Kershaw-Mclennan is an allergist-immunologist in Atascadero, California and is affiliated with Twin Cities Community Hospital. She received her medical degree from Stony Brook University Health Sciences Center School of Medicine and has been in practice for more than 20 years. Dr. Janet Kershaw-Mclennan has expertise in treating asthma, among other conditions - see all areas of expertise. Dr. Janet Kershaw-Mclennan accepts Medicare, Aetna, Humana, Blue Cross - see other insurance plans accepted.