EXHIBIT 23.3

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in this Registration Statement of
Coventry Health Care, Inc. on Form S-4 of our reports dated March 8, 2004 (which
express an unqualified opinion and included an explanatory paragraph as to the
Company's change in its method of accounting for goodwill and intangible assets
in 2002), appearing in and incorporated by reference in the Annual Report on
Form 10-K of First Health Group Corp. for the year ended December 31, 2003 and
to the reference to us under the heading "Experts" in the Prospectus, which is
part of this Registration Statement.

/s/ Deloitte & Touche LLP

December 23, 2004