I 
119TH CONGRESS 
1ST SESSION H. R. 4484 
To expand psychological mental and behavioral health services to Medicare, 
Medicaid, and CHIP beneficiaries by permitting reimbursement of psy-
chological services provided by certain supervised psychology trainees, 
and facilitating the reimbursement of those services. 
IN THE HOUSE OF REPRESENTATIVES 
JULY 17, 2025 
Mr. BALDERSON (for himself, Mrs. DINGELL, Mrs. MILLER of West Virginia, 
and Ms. DELBENE) introduced the following bill; which was referred to 
the Committee on Energy and Commerce, and in addition to the Com-
mittee on Ways and Means, for a period to be subsequently determined 
by the Speaker, in each case for consideration of such provisions as fall 
within the jurisdiction of the committee concerned 
A BILL 
To expand psychological mental and behavioral health serv-
ices to Medicare, Medicaid, and CHIP beneficiaries by 
permitting reimbursement of psychological services pro-
vided by certain supervised psychology trainees, and fa-
cilitating the reimbursement of those services. 
Be it enacted by the Senate and House of Representa-
tives of the United States of America in Congress assembled, 
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SECTION 1. SHORT TITLE. 
This Act may be cited as the ‘‘Accelerating the Devel-
opment of Advanced Psychology Trainees Act’’ or the 
‘‘ADAPT Act’’. 
SEC. 2. COVERAGE AND CODING FOR QUALIFIED PSYCHOL-
OGIST SERVICES FURNISHED BY ADVANCED 
PSYCHOLOGY TRAINEES UNDER THE MEDI-
CARE PROGRAM. 
(a) COVERAGE.— 
(1) IN GENERAL.—Section 1861(ii) of the So-
cial Security Act (42 U.S.C. 1395x(ii)) is amend-
ed— 
(A) by inserting ‘‘(1)’’ after ‘‘(ii)’’; 
(B) in paragraph (1), as added by para-
graph (1) of this section, by inserting ‘‘(or fur-
nished by an advanced psychology trainee under 
the general supervision of a clinical psychologist 
(as so defined) and billed by the supervising 
psychologist)’’ after ‘‘(as defined by the Sec-
retary)’’; and 
(C) by adding at the end the following new 
paragraph: 
‘‘(2) In this subsection: 
‘‘(A) The term ‘advanced psychology trainee’ 
means— 
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‘‘(i) a doctoral intern who is completing a 
required period of supervised experiential train-
ing through a program accredited by the Amer-
ican Psychological Association, not less than 
one year in duration, before being awarded a 
doctoral degree; or 
‘‘(ii) a postdoctoral resident who has ob-
tained a doctoral degree in psychology, is seek-
ing a license to practice psychology, and is en-
gaged in a 1- or 2-year period of additional su-
pervised experiential training to acquire the 
skills or hours required for licensure through a 
program accredited by the American Psycho-
logical Association or a member of the Associa-
tion of Psychology Postdoctoral and Internship 
Centers. 
‘‘(B) The term ‘general supervision’ means, 
with respect to a service, that the service is fur-
nished under the overall direction and control of a 
clinical psychologist (as defined for purposes of 
paragraph (1)), but the supervising psychologist’s 
presence is not required during the furnishing of the 
service.’’. 
(2) EFFECTIVE DATE.—The amendments made 
by this subsection shall apply to services furnished 
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on or after the date that is 1 year after the date of 
the enactment of this Act. 
(b) DEVELOPMENT OF GC MODIFIER CODE.—Not 
later than 1 year after the date of the enactment of this 
Act, the Secretary of Health and Human Services shall 
develop a ‘‘GC’’ modifier code to identify and accurately 
bill for services furnished by an advanced psychology 
trainee pursuant to the amendments made by subsection 
(a). 
SEC. 3. GUIDANCE TO STATES ON COVERAGE OF SERVICES 
PROVIDED 
BY 
ADVANCED 
PSYCHOLOGY 
TRAINEES UNDER MEDICAID AND CHIP. 
Not later than 1 year after the date of enactment 
of this Act, the Secretary of Health and Human Services 
shall issue and disseminate guidance to States on strate-
gies to overcome existing barriers to coverage of services 
furnished by advanced psychology trainees (as defined 
under section 1861(ii)(2) of the Social Security Act, as 
added by section 2(a), through the Medicaid program 
under title XIX of the Social Security Act (42 U.S.C. 
1396 et seq.) and the Children’s Health Insurance Pro-
gram under title XXI of such Act (42 U.S.C. 1397aa et 
seq.)). Such guidance shall include technical assistance 
and best practices regarding each of the following: 
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(1) Recommended legal mechanisms for acti-
vating coverage of services furnished by advanced 
psychology trainees under such programs. 
(2) Recommended billing codes and code modi-
fiers for services furnished by advanced psychology 
trainees. 
(3) Examples of States that have used waivers 
under the Medicaid program or Children’s Health 
Insurance Program to enable coverage of services 
furnished by advanced psychology trainees under 
such programs. 
Æ 
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