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Power of Attorney The undersigned hereby constitutes and appoints Jonathan D. Weinberg, General Counsel and Secretary, and any duly appointed Secretary of Evolent Health, Inc. (the “Company”) as the undersigned’s true and lawful attorney‐in‐fact to: (1) execute for and on behalf of the undersigned, in the undersigned’s capacity as an officer and/or director of the Company, Form ID ‐ Uniform Application for Access Codes to File on EDGAR, Forms 3, 4 and 5 and any other forms required to be filed in accordance with Section 16(a) of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), and the rules thereunder, and Forms 144 in accordance with Rule 144 under the Securities Act of1933, as amended (the “Securities Act”); (2) seek or obtain, as the undersigned’s representative and on the undersigned’s behalf,information on transactions in the Company’s securities from any third party, including brokers, employee benefit plan administrators and trustees, and the undersigned hereby authorizes any such person to release any such information to any attorney‐in‐fact and further approves and ratifies any such release of information; (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, or Forms 144, and any amendments thereto, or other required report and to timely file such form with the U.S. Securities and Exchange Commission (“SEC”) and any stock exchange or similar authority as considered necessary or advisable under Section 16(a) of the Exchange Act or Rule 144 of the Securities Act; (4) obtain credentials (including codes or passwords) to enable the undersigned to submit and file documents, forms and information required by Section 16(a) of the Exchange Act or any rule or regulation of the SEC via the Electronic Data Gathering and Retrieval (“EDGAR”) system, including (i) preparing, executing in the undersigned’s name and on the undersigned’s behalf, and submitting to the SEC a Form ID (and any amendments thereto) or any other documents necessary or appropriate to obtain such credentials and legally binding the undersigned for purpose of the Form ID or such other documents; and (ii)enrolling the undersigned in EDGAR Next or any successor filing system; (5) act as an account administrator for the undersigned’s EDGAR account, including: (i) appointing, removing and replacing account administrators, technical administrators, account users, and delegated entities; (ii) maintaining the security of undersigned’s EDGAR account, including modification of access codes; (iii) maintaining, modifying and certifying the accuracy of information on the undersigned’s EDGAR account dashboard; and (iv) taking any other actions contemplated by Rule 10 of Regulation S‐T; (6) cause the Company to accept a delegation of authority from the undersigned’s EDGAR account administrators and authorize the Company’s EDGAR account administrators pursuant to that delegated entity designation to appoint, remove or replace users for the undersigned’s EDGAR account; and

(7) 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 and resubstitution or revocation, hereby ratifying and confirming all the acts such attorneys‐in‐fact 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 (a) the foregoing attorneys‐in‐fact are serving in such capacity at the request of the undersigned; (b) this Power of Attorney authorizes, but does not require, each such attorney‐in‐fact to act in his or her discretion on information provided to such attorney‐in‐fact without independent verification of such information; (c) any documents prepared and/or executed by any attorney‐in‐fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such information and disclosure as such attorney‐in‐fact, in his or her sole discretion, deems necessary or advisable; (d) neither the Company nor any attorney‐in‐fact assumes (i) any liabilities for the undersigned’s responsibility to comply with the requirements of the Exchange Act or the Securities Act, (ii) any liability of the undersigned for any failure to comply with such requirements or (iii) any obligation or liability of the undersigned for profit disgorgement under Section 16(b) of the Exchange Act; and (e) this Power of Attorney does not relieve the undersigned from responsibility for compliance with the undersigned’s obligations under the Exchange Act or the Securities Act, including, without limitation, the reporting requirements under Section 16 of the Exchange Act. This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file any forms pursuant to Section 16(a) of the Exchange Act and the rules thereunder, with respect to the undersigned’s holdings of, and transactions in, securities issued by the Company, unless earlier revoked as to any attorney‐in‐fact by the undersigned in a signed writing delivered to the foregoing attorney‐in‐fact. IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 5th day of June 2025. /s/ Shawn M. Guertin ____________________________________ Name: Shawn M. Guertin Title: Director