Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Registration Statement on Form S-1 of our report dated February 25, 2015 relating to the financial statements and financial statement schedule, which appears in NeuroMetrix, Inc’s Annual Report on Form 10-K for the year ended December 31, 2014. We also consent to the reference to us under the heading “Experts” in such Registration Statement.

/s/ PricewaterhouseCoopers LLP

Boston, Massachusetts

October 22, 2015