Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

The Board of Directors

Ventas, Inc.:

We consent to the incorporation by reference in the registration statements on Form S-3 (Nos. 333-65642, 333-90756, 333-107942, 333-101598 and 333-119261) and Form S-8 (Nos. 333-02717, 033-34191, 333-25519, 333-61552, 333-97251, 333-107951 and 333-118944) of Ventas, Inc. of our report dated March 9, 2005, with respect to the consolidated balance sheet of Provident Senior Living Trust and subsidiaries as of December 31, 2004, and the related consolidated statements of operations, shareholders’ equity, and cash flows for the period from March 1, 2004 (inception) to December 31, 2004, incorporated by reference in the Current Report on Form 8-K of Ventas, Inc.

/s/ KPMG LLP

Philadelphia, Pennsylvania

June 13, 2005