On August 11, 2021, Robert Kampstra resigned as the Chief Accounting Officer of Option Care Health, Inc., effective as of August 25, 2021, in order to pursue other career opportunities. In connection with Mr. Kampstra’s resignation, Michael Shapiro, the Company’s Chief Financial Officer, will perform the functions of the Company’s principal accounting officer from the date of Mr. Kampstra’s resignation until a successor is appointed. Mr. Shapiro will continue to serve as the Company’s Chief Financial Officer.