EX-23.1 8 a2233696zex-23_1.htm EX-23.1
QuickLinks -- Click here to rapidly navigate through this document

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

        We consent to the incorporation by reference in this Registration Statement on Form S-3 of our reports dated February 28, 2017, relating to the consolidated financial statements and the financial statement schedule of Omnicell, Inc., and the effectiveness of Omnicell's internal control over financial reporting, appearing in the Annual Report on Form 10-K of Omnicell, Inc. for the year ended December 31, 2016, and to the reference to us under the heading "Experts" in the Prospectus, which is part of this Registration Statement.

/s/ Deloitte & Touche LLP

San Jose, California
November 3, 2017

QuickLinks

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM