21st Century Oncology Management Services S-4 Registration of securities issued in business combination transactions

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the reference to our firm under the caption “Experts” and to the use of our report with respect to Radiation Therapy Services Holdings, Inc., dated March 11, 2011 in the Registration Statement (Form S-4) and related Prospectus of Radiation Therapy Services, Inc. for the registration of $16,250,000 of 9 7/8 % Senior Subordinated Notes due 2017.

/s/ Ernst & Young LLP

Certified Public Accountants

Tampa, Florida

August 26, 2011