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EXHIBIT 99.9
CONSENT OF INDEPENDENT ACCOUNTANTS
We hereby consent to the incorporation by reference in the Registration
Statements on Form S-8 (Nos. 333-17077, 333-17079, 333-17083, 333-60477,
333-66177, 333-74103 and 333-85713) of Quest Diagnostics Incorporated of our
report dated March 15, 1999, except as to the last paragraph under the heading
Basis of Presentation in Note 1 and the second paragraph of Note 12, for which
the date is October 11, 2000, relating to the financial statements of SmithKline
Beecham Clinical Laboratories, Inc. and certain related affiliates, which
appears in this Form 8-K of Quest Diagnostics Incorporated.
/s/ PricewaterhouseCoopers LLP
Philadelphia, Pennsylvania
October 30, 2000
