**Exhibit 31.1**

 

**CERTIFICATION PURSUANT TO**

**RULE 15d-14**

**OF THE SECURITIES EXCHANGE ACT OF 1934**

 

I, Michael N.Cannizzaro, certify that:

 

1.     Ihave reviewed this annual report on Form 10-K for the fiscal year ended June30, 2004 of InSight Health Services Holdings Corp.;

 

2.     Basedon my knowledge, this report does not contain any untrue statement of amaterial fact or omit to state a material fact necessary to make the statementsmade, in light of the circumstances under which such statements were made, notmisleading with respect to the period covered by this report;

 

3.     Basedon my knowledge, the financial statements, and other financial informationincluded in this report, fairly present in all material respects the financialcondition, results of operations and cash flows of the registrant as of, andfor, the periods presented in this report;

 

4.     Theregistrant’s other certifying officer and I are responsible for establishingand maintaining disclosure controls and procedures (as defined in ExchangeRules 13a-15(e) and 15d-15(e)) for the registrant and have:

 

(a)   Designedsuch disclosure controls and procedures, or caused such disclosure controls andprocedures to be designed under our supervision, to ensure that materialinformation relating to the registrant, including its consolidatedsubsidiaries, is made known to us by others within those entities, particularlyduring the period in which this report is being prepared;

 

(b)   [Omittedin reliance on SEC Release No. 33-8238; 34-47986 Section III.E.]

 

(c)   Evaluatedthe effectiveness of the registrant’s disclosure controls and procedures andpresented in this report our conclusions about the effectiveness of thedisclosure controls and procedures, as of the end of the period covered by thisreport based on such evaluation; and

 

(d)   Disclosedin this report any change in the registrant’s internal control over financialreporting that occurred during the registrant’s most recent fiscal quarter (theregistrant’s fourth fiscal quarter in the case of an annual report) that hasmaterially affected, or is reasonably likely to materially affect, theregistrant’s internal control over financial reporting; and

 

5.     The registrant’s othercertifying officer and I have disclosed, based on our most recent evaluation ofinternal control over financial reporting, to the registrant’s auditors and theaudit committee of the registrant’s board of directors (or persons performingthe equivalent functions):

 

(a)   All significant deficienciesand material weaknesses in the design or operation of internal control overfinancial reporting which are reasonably likely to adversely affect theregistrant’s ability to record, process, summarize and report financialinformation; and

 

(b)   Any fraud, whether or notmaterial, that involves management or other employees who have a significantrole in the registrant’s internal control over financial reporting.

 

 
| Date:  September 24, 2004              |   |
|---------------------------------------------|--------|
|                                        |   |
|                                        |   |
| /s/   Michael  N. Cannizzaro |   |   |
| Michael N.  Cannizzaro                      |   |
| President  and Chief Executive Officer      |   |
|                                             |        |  |

 

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