Sec Form 4 Filing - Arnold James Robert Jr. @ NEXTGEN HEALTHCARE, INC. - 2022-09-22

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Arnold James Robert Jr. 2. Issuer Name and Ticker or Trading Symbol NEXTGEN HEALTHCARE, INC. [ NXGN] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Financial Officer (Last) (First) (Middle) 3525 PIEDMONT RD., NE, BUILDING 6, SUITE 700 3. Date of Earliest Transaction (MM/DD/YY) 09/22/2022 (Street) ATLANTA, GA30305 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 09/22/2022 M 9,400 A 460,795 D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Performance Stock Units ( 1 ) 09/22/2022 M 9,400 ( 2 ) ( 2 ) Common Stock 9,400 $ 0 263,908 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Arnold James Robert Jr. 3525 PIEDMONT RD., NE BUILDING 6, SUITE 700 ATLANTA, GA30305 Chief Financial Officer Signatures /s/ Jeffrey D. Linton, Attorney-in-Fact for James R. Arnold, Jr. 09/26/2022 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Performance stock units convert to shares of NXGN common stock on a one-for-one basis once fully vested. ( 2 )The reporting person was granted performance stock units that vest upon both the attainment of four separate pre-determined stock price milestones and continued service over a period of three years commencing September 22, 2021. 28,200 of these performance stock units were tied to a stock price milestone of $19.38, which was met in April 2022. As of September 22, 2022, 1/3 of the performance stock units tied to the $19.38 stock price milestone are fully vested. The remaining 18,800 performance stock units tied to the $19.38 stock price milestone will vest in equal installments on September 22, 2023 and September 22, 2024.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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