To amend part D of title XVIII of the Social Security Act to require prescription drug plans to provide enrollee notice of less expensive part D covered drugs that may be substituted for dispensed drugs.

[AI summary unavailable — showing source text] Amends part D (Voluntary Prescription Drug Benefit Program) of title XVIII (Medicare) of the Social Security Act to require prescription drug plans to provide enrollee notice of less expensive part D covered drugs that may be substituted for dispensed drugs.…