United States securities and exchange commission logo September 3, 2020 Leslie Trigg President and Chief Executive Officer Outset Medical, Inc. 3952 Orchard Drive San Jose, CA 95134 Re: Outset Medical, Inc. Registration Statement on Form S-1 Filed August 21, 2020 File No. 333-248225 Dear Ms. Trigg: We have reviewed your registration statement and have the following comment. Please respond to this letter by amending your registration statement and providing the requested information. If you do not believe our comment applies to your facts and circumstances or do not believe an amendment is appropriate, please tell us why in your response. After reviewing any amendment to your registration statement and the information you provide in response to this comment, we may have additional comments. Registration Statement on Form S-1 filed August 21, 2020 15. Subsequent Events, page F-62 1. Please disclose the specific date through which subsequent events were evaluated in accordance with ASC 855-10-50-1. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Refer to Rules 460 and 461 regarding requests for acceleration. Please allow adequate time for us to review any amendment prior to the requested effective date of the registration statement. Leslie Trigg Outset Medical, Inc. September 3, 2020 Page 2 You may contact Tracey Houser at 202-551-3736 or Sasha Parikh at 202-551-3627 if you have questions regarding comments on the financial statements and related matters. Please contact Jeffrey Gabor at 202-551-2544 or Suzanne Hayes at 202-551-3675 with any other questions. Sincerely, FirstName LastNameLeslie Trigg Division of Corporation Finance Comapany NameOutset Medical, Inc. Office of Life Sciences September 3, 2020 Page 2 cc: Robert A. Ryan, Esq. FirstName LastName