POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned hereby constitutes
and appoints Brian Roberts, R. Anthony Diehl and Allison Dorval, and
any one of them acting singly, the true and lawful attorneys-in-fact and
agents, with full power of substitution and resubstitution, for the
undersigned and in the undersigned's name, place and stead, in any and all
capacities (until revoked in writing) to execute for and on behalf of the
undersigned, in any and all of the undersigned's capacities, any and all
statements on Forms 3, 4 and 5 with respect to the undersigned's holdings
of and transactions in securities issued by Insulet Corporation (the
?Company?) in accordance with Sections 16(a) of the Securities Exchange Act
of 1934, as amended (the ?Exchange Act?), and any and all regulations
promulgated thereunder, and to file the same, with all exhibits thereto,
and any other documents in connection therewith, with the Securities and
Exchange Commission, and with any other entity when and if such is mandated
by the Exchange Act or by the By-laws of the National Association of
Securities Dealers, granting unto said attorneys-in-fact and agents full
power and authority to do and perform each and every act and thing requisite
and necessary fully to all intents and purposes as the undersigned might or
could do in person thereby ratifying and confirming all that said attorneys-
in-fact and agents, or their substitute or substitutes, may lawfully do or
cause to be done by virtue hereof.

This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4 and 5 with respect to
the undersigned?s holdings of and transactions in securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.

IN WITNESS WHEREOF, this Power of Attorney has been signed as of
June 27, 2012.


Signature: /s/ W. Mark Lortz

Name: W. Mark Lortz