RadNet (RDNT) S-3ASR Automatic shelf registration

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the reference to our firm under the caption "Experts" in this Registration Statement (Form S-3) and related Prospectus of RadNet, Inc. and subsidiaries for the registration of common stock, preferred stock, debt securities, warrants, subscription rights and units and to the incorporation by reference therein of our reports dated March 18, 2019, with respect to the consolidated financial statements and schedule of RadNet, Inc. and subsidiaries, and the effectiveness of internal control over financial reporting of RadNet, Inc. and subsidiaries, included in its Annual Report (Form 10-K) for the year ended December 31, 2018, filed with the Securities and Exchange Commission.

/s/ Ernst & Young LLP

Los Angeles, California

December 26, 2019