UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

(Rule 14a-101)

INFORMATION REQUIRED IN PROXY STATEMENT

SCHEDULE 14A INFORMATION

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Boston Scientific Corporation
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*** Exercise Your Right to Vote *** Important Notice Regarding the Availability of Proxy Materials for the Stockholder Meeting to Be Held on May 7, 2020. BOSTON SCIENTIFIC CORPORATION You are receiving this communication because you hold shares in the company named above. This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side). We encourage you to access and review all of the important information contained in the proxy materials before voting. BOSTON SCIENTIFIC CORPORATION 300 BOSTON SCIENTIFIC WAY MARLBOROUGH, MASSACHUSETTS 01752 proxy materials and voting instructions. E90028-P33423 See the reverse side of this notice to obtain Meeting Information Meeting Type:Annual Meeting For holders as of:March 13, 2020 Date: May 7, 2020Time: 8:00 AM Eastern Time Location: Boston Scientific Corporation 300 Boston Scientific Way Marlborough, Massachusetts 01752

Before You Vote How to Access the Proxy Materials How To Vote Please Choose One of the Following Voting Methods E90029-P33423 Vote In Person: Many stockholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares. Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow (located on the following page) available and follow the instructions. Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card. XXXX XXXX XXXX XXXX Proxy Materials Available to VIEW or RECEIVE: NOTICE AND PROXY STATEMENTANNUAL REPORT How to View Online: Have the information that is printed in the box marked by the arrow(located on the following page) and visit: www.proxyvote .com. How to Request and Receive a PAPER or E-MAIL Copy: If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request: 1) BY INTERNET:www.proxyvote.com 2) BY TELEPHONE: 1-800-579-1639 3) BY E-MAIL*:sendmaterial@proxyvote.com * If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow(located on the following page) in the subject line. Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before April 23, 2020 to facilitate timely delivery. XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX

The Board of Directors recommends a vote "For" all Director Nominees. 1. Proposal to elect ten Director Nominees: The Board of Directors recommends a vote "For" Proposals 2, 3 and 4. 1a. Nelda J. Connors 2. To approve, on a non-binding, advisory basis, named executive officer compensation. To approve an amendment and restatement of the Company's 2011 Long-Term Incentive Plan. To ratify the appointment of Ernst & Young LLP as our independent registered public accounting firm for the 2020 fiscal year. 1b. Charles J. Dockendorff 3. 1c. Yoshiaki Fujimori 4. 1d. Donna A. James 1e. Edward J. Ludwig The Board of Directors recommends a vote "Against" Proposal 5. 5. To consider and vote upon a stockholder proposal requesting a report on inclusion of non-management employee representation on the Board of Directors. 1f. Stephen P. MacMillan 1g. Michael F. Mahoney 1h. David J. Roux NOTE: Such other business as may properly come before the Annual Meeting or any adjournment or postponement thereof. 1i. John E. Sununu 1j. Ellen M. Zane E90030-P33423 Voting Items

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