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EXHIBIT 99.11
CONSENT
We hereby consent to the use of our opinion letter dated June 18, 2000 to
the Board of Directors of Medical Manager Corporation ("Medical Manager")
included as Annex D to the Proxy Statement/Prospectus which forms a part of the
Registration Statement on Form S-4 relating to the proposed merger of Medical
Manager, Careinsite, Inc. ("Careinsite") with and into Healtheon/WebMD
Corporation ("Healtheon/WebMD") and to the references to such opinion in such
Proxy Statement/Prospectus under the captions "SUMMARY OF THE PROXY
STATEMENT/PROSPECTUS -- Opinions of financial advisors -- Medical Manager" and
"THE MERGERS -- Opinions of Medical Manager's financial advisors -- Opinion of
Merrill Lynch". In giving such consent, we do not admit that we come within the
category of persons whose consent is required under Section 7 of the Securities
Act of 1933, as amended, or the rules and regulations of the Securities and
Exchange Commission thereunder, nor do we thereby admit that we are experts with
respect to any part of such Registration Statement within the meaning of the
term "experts" as used in the Securities Act of 1933, as amended, or the rules
and regulations of the Securities and Exchange Commission thereunder.
MERRILL LYNCH, PIERCE, FENNER & SMITH
INCORPORATED
By: /s/ Merrill Lynch, Pierce, Fenner & Smith
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June 19, 2000
