EXHIBIT 23.1

                       CONSENT OF INDEPENDENT ACCOUNTANTS

We hereby consent to the incorporation by reference in this Registration
Statement on Form S-8 pertaining to the 1999 Employee Stock Purchase Plan of
our report dated February 14, 2002 relating to the financial statements and
financial statement schedule of Genzyme Corporation; of our report dated
February 14, 2002 relating to the combined financial statements of Genzyme
General; of our report dated February 14, 2002 relating to the combined
financial statements of Genzyme Biosurgery; and of our report dated February
14, 2002 relating to the combined financial statements of Genzyme Molecular
Oncology, which appear in Genzyme Corporation's Annual Report on Form 10-K
for the year ended December 31, 2001.

/s/ PricewaterhouseCoopers LLP

Boston, Massachusetts
June 11, 2002