WASHINGTON, D.C. 20549

                                 SCHEDULE 13G/A


                                AMENDMENT NO. 16*

                               CERNER CORPORATION
                                (Name of Issuer)

                                  COMMON STOCK
                         (Title of Class of Securities)

                                 (CUSIP Number)

                                DECEMBER 31, 2001
             (Date of Event Which Requires Filing of this Statement)

*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities and Exchange Act
of 1934 ("Act") or otherwise subject to the liabilities of that section of the
Act but shall be subject to all other provisions of the Act (however, see the

                                 SCHEDULE 13G/A
                          FILED PURSUANT TO RULE 13d-7

Item 1(a):   Name of Issuer:

                      Cerner Corporation

Item 1(b):   Name of Issuer's Principal Executive Offices:

                      2800 Rockcreek Parkway, 601
                      Kansas City, MO  64117

Item 2(a):   Name of Person Filing:

                      Neal L. Patterson

Item 2(b):   Address or Principal Business Office or, if None, Residence:

                      2800 Rockcreek Parkway, Suite 601
                      Kansas City, MO  64117

Item 2(c):   Citizenship:

                      United States

Item 2(d):   Title of Class of Securities:

                      Common Stock

Item 2(e):   CUSIP Number:


Item 3: If this statement is filed pursuant to Rules 13d-1(b), or 13d-2(b),
check whether the person filing is a:

                      Not Applicable.

Item 4:      Ownership

                      (a)    Amount Beneficially Owned:                                           3,687,905 *

                      (b)    Percent of Class:                                                        10.35%

                      (c)    Number of Shares as to which such person has:

                             (i)    sole power to vote or to direct the vote:                     3,633,905 *

                             (ii)   shared power to vote or to direct the vote:                      54,000

                             (iii)  sole power to dispose or to direct the disposition of:        3,633,905 *

                             (iv)   shared power to dispose or to direct the disposition of:         54,000

                                    * Such number of shares includes 196,000 held by Jeanne Lillig-Patterson,
                                    wife of Neal L. Patterson, as trustee for their minor children. Such number
                                    of shares excludes 49,814 shares beneficially owned by Jeanne-Lillig
                                    Patterson. Neal L. Patterson denies beneficial ownership of such shares and the
                                    description herein of such shares shall not be construed as and admission that
                                    Neal L. Patterson is, for purposes of Section 13(d) or 13 (g) of the Securities
                                    Exchange Act of 1934, the beneficial owner of such securities.

Item 5:      Ownership of Five Percent or Less of a Class.

                  If this statement is being filed to report the fact that as of
                  the date hereof, the reporting person has ceased to be the
                  beneficial owner of more than five percent of the class of
                  securities, check the following ( ).

Item 6:      Ownership of More than Five Percent on Behalf of Another Person

                  Shares (constituting a portion of the number of shares
                  reported under Item 4) are held on behalf of Neal L. Patterson
                  by a trustee under the Cerner Corporation Employee Stock
                  Purchase Retirement Plan, the trustee receives the dividends
                  pursuant to the terms of the plan.

Item 7:      Identification and Classification of the Subsidiary Which Acquired
             the Security Being Reported on By the Parent Holding Company.

                  Not Applicable.

Item 8:      Identification and Classification of Members of the Group.

                  Not Applicable.

Item 9:      Notice of Dissolution of Group.

                  Not Applicable.

Item 10:     Certification

                  Not Applicable.


                  After reasonable inquiry and to the best of my knowledge and
                  belief, I certify that the information set forth in this
                  statement is true, complete and correct.

    Neal L. Patterson
    Chairman of the Board and Chief Executive Officer

    February 14, 2002