POWER OF ATTORNEY

      Know all by these presents, that the undersigned hereby constitutes
and appoints Stephen Furlong, W. Andrew Macan and Francis Brown of
Neuronetics, Inc. (the "Company"), and Scott Lesmes, Jun Won Ko and
Joel Todd of Morrison & Foerster LLP ("MoFo"), with full power of
substitution, the undersigned's true and lawful attorney-in-fact to:

      (1)  prepare, execute in the undersigned's name and on the
undersigned's behalf, and submit to the U.S. Securities and Exchange
Commission (the "SEC") a Form ID, including amendments thereto, and
any other documents necessary or appropriate to obtain codes and passwords
enabling the undersigned to make electronic filings with the SEC of reports
required by Section 16(a) of the Securities Exchange Act of 1934 or any rule
or regulation of the SEC;

      (2)  execute for and on behalf of the undersigned, in the undersigned's
 capacity as an officer, director and/or trustee of the Company, Forms 3, 4,
and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934
and the rules thereunder;

      (3) do and perform any and all acts for and on behalf of the undersigned
which may be necessary or desirable to complete and execute any such Form 3,
4, or 5, complete and execute any amendment or amendments thereto, and timely
file such form with the SEC and any stock exchange or similar authority; and

      (4) take any other action of any type whatsoever in connection with
the foregoing which, in the opinion of such attorney-in-fact, may be of
benefit to, in the best interest of, or legally required by, the undersigned,
it being understood that the documents executed by such attorney in fact on
behalf of the undersigned pursuant to this Power of Attorney shall be in such
form and shall contain such terms and conditions as such attorney-in-fact may
approve in such attorney-in-fact's discretion.

      The undersigned hereby grants to such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever requisite,
necessary, or proper to be done in the exercise of any of the rights and
powers herein granted, as fully to all intents and purposes as the undersigned
might or could do if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such attorney-in-fact, or
such attorney-in-fact's substitute or substitutes, shall lawfully do or cause
to be done by virtue of this power of attorney and the rights and powers herein
granted.  The undersigned acknowledges that the foregoing attorney-in-fact, in
serving in such capacity at the request of the undersigned, are not assuming,
nor is the Company or MoFo assuming, any of the undersigned's responsibilities
to comply with Section 16 of the Securities Exchange Act of 1934.

      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. This Power of Attorney revokes
all prior Powers of Attorney given by the undersigned with respect to the
matters addressed in (1) through (4) above.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 6th day of August, 2021.

	/s/ Megan Rosengarten
     	 Megan Rosengarten