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HCPCS H codes: Alcohol and drug abuse treatment services

94 active HCPCS Level II codes beginning with H, from the CMS October 2026 quarterly file. "Added" is the year the code first appeared in the HCPCS file.

CodeLong descriptionShort descriptionAdded
H0001Alcohol and/or drug assessmentAlcohol and/or drug assess2001
H0002Behavioral health screening to determine eligibility for admission to treatment programAlcohol and/or drug screenin2001
H0003Alcohol and/or drug screening; laboratory analysis of specimens for presence of alcohol and/or drugsAlcohol and/or drug screenin2001
H0004Behavioral health counseling and therapy, per 15 minutesAlcohol and/or drug services2001
H0005Alcohol and/or drug services; group counseling by a clinicianAlcohol and/or drug services2001
H0006Alcohol and/or drug services; case managementAlcohol and/or drug services2001
H0007Alcohol and/or drug services; crisis intervention (outpatient)Alcohol and/or drug services2001
H0008Alcohol and/or drug services; sub-acute detoxification (hospital inpatient)Alcohol and/or drug services2001
H0009Alcohol and/or drug services; acute detoxification (hospital inpatient)Alcohol and/or drug services2001
H0010Alcohol and/or drug services; sub-acute detoxification (residential addiction program inpatient)Alcohol and/or drug services2001
H0011Alcohol and/or drug services; acute detoxification (residential addiction program inpatient)Alcohol and/or drug services2001
H0012Alcohol and/or drug services; sub-acute detoxification (residential addiction program outpatient)Alcohol and/or drug services2001
H0013Alcohol and/or drug services; acute detoxification (residential addiction program outpatient)Alcohol and/or drug services2001
H0014Alcohol and/or drug services; ambulatory detoxificationAlcohol and/or drug services2001
H0015Alcohol and/or drug services; intensive outpatient (treatment program that operates at least 3 hours/day and at least 3 days/week and is based on an individualized treatment plan), including assessment, counseling; crisis intervention, and activity therapies or educationAlcohol and/or drug services2001
H0016Alcohol and/or drug services; medical/somatic (medical intervention in ambulatory setting)Alcohol and/or drug services2001
H0017Behavioral health; residential (hospital residential treatment program), without room and board, per diemAlcohol and/or drug services2001
H0018Behavioral health; short-term residential (non-hospital residential treatment program), without room and board, per diemAlcohol and/or drug services2001
H0019Behavioral health; long-term residential (non-medical, non-acute care in a residential treatment program where stay is typically longer than 30 days), without room and board, per diemAlcohol and/or drug services2001
H0020Alcohol and/or drug services; methadone administration and/or service (provision of the drug by a licensed program)Alcohol and/or drug services2001
H0021Alcohol and/or drug training service (for staff and personnel not employed by providers)Alcohol and/or drug training2001
H0022Alcohol and/or drug intervention service (planned facilitation)Alcohol and/or drug interven2001
H0023Behavioral health outreach service (planned approach to reach a targeted population)Alcohol and/or drug outreach2001
H0024Behavioral health prevention information dissemination service (one-way direct or non-direct contact with service audiences to affect knowledge and attitude)Alcohol and/or drug preventi2001
H0025Behavioral health prevention education service (delivery of services with target population to affect knowledge, attitude and/or behavior)Alcohol and/or drug preventi2001
H0026Alcohol and/or drug prevention process service, community-based (delivery of services to develop skills of impactors)Alcohol and/or drug preventi2001
H0027Alcohol and/or drug prevention environmental service (broad range of external activities geared toward modifying systems in order to mainstream prevention through policy and law)Alcohol and/or drug preventi2001
H0028Alcohol and/or drug prevention problem identification and referral service (e.g., student assistance and employee assistance programs), does not include assessmentAlcohol and/or drug preventi2001
H0029Alcohol and/or drug prevention alternatives service (services for populations that exclude alcohol and other drug use e.g., alcohol free social events)Alcohol and/or drug preventi2001
H0030Behavioral health hotline serviceAlcohol and/or drug hotline2001
H0031Mental health assessment, by non-physicianMh health assess by non-md2003
H0032Mental health service plan development by non-physicianMh svc plan dev by non-md2003
H0033Oral medication administration, direct observationOral med adm direct observe2003
H0034Medication training and support, per 15 minutesMed trng & support per 15min2003
H0035Mental health partial hospitalization, treatment, less than 24 hoursMh partial hosp tx under 24h2003
H0036Community psychiatric supportive treatment, face-to-face, per 15 minutesComm psy face-face per 15min2003
H0037Community psychiatric supportive treatment program, per diemComm psy sup tx pgm per diem2003
H0038Self-help/peer services, per 15 minutesSelf-help/peer svc per 15min2003
H0039Assertive community treatment, face-to-face, per 15 minutesAsser com tx face-face/15min2003
H0040Assertive community treatment program, per diemAssert comm tx pgm per diem2003
H0041Foster care, child, non-therapeutic, per diemFos c chld non-ther per diem2003
H0042Foster care, child, non-therapeutic, per monthFos c chld non-ther per mon2003
H0043Supported housing, per diemSupported housing, per diem2003
H0044Supported housing, per monthSupported housing, per month2003
H0045Respite care services, not in the home, per diemRespite not-in-home per diem2003
H0046Mental health services, not otherwise specifiedMental health service, nos2003
H0047Alcohol and/or other drug abuse services, not otherwise specifiedAlcohol/drug abuse svc nos2003
H0048Alcohol and/or other drug testing: collection and handling only, specimens other than bloodSpec coll non-blood:a/d test2003
H0049Alcohol and/or drug screeningAlcohol/drug screening2007
H0050Alcohol and/or drug services, brief intervention, per 15 minutesAlcohol/drug service 15 min2007
H0051Traditional healing serviceTraditional healing service2024
H0052Missing and murdered indigenous persons (mmip) mental health and clinical careMmip mental health and care2025
H0053Historical trauma (ht) mental health and clinical care for indigenous personsHt mental health and care2025
H1000Prenatal care, at-risk assessmentPrenatal care atrisk assessm2002
H1001Prenatal care, at-risk enhanced service; antepartum managementAntepartum management2002
H1002Prenatal care, at risk enhanced service; care coordinationCarecoordination prenatal2002
H1003Prenatal care, at-risk enhanced service; educationPrenatal at risk education2002
H1004Prenatal care, at-risk enhanced service; follow-up home visitFollow up home visit/prental2002
H1005Prenatal care, at-risk enhanced service package (includes h1001-h1004)Prenatalcare enhanced srv pk2002
H1010Non-medical family planning education, per sessionNonmed family planning ed2003
H1011Family assessment by licensed behavioral health professional for state defined purposesFamily assessment2003
H2000Comprehensive multidisciplinary evaluationComp multidisipln evaluation2003
H2001Rehabilitation program, per 1/2 dayRehabilitation program 1/2 d2003
H2010Comprehensive medication services, per 15 minutesComprehensive med svc 15 min2003
H2011Crisis intervention service, per 15 minutesCrisis interven svc, 15 min2003
H2012Behavioral health day treatment, per hourBehav hlth day treat, per hr2003
H2013Psychiatric health facility service, per diemPsych hlth fac svc, per diem2003
H2014Skills training and development, per 15 minutesSkills train and dev, 15 min2003
H2015Comprehensive community support services, per 15 minutesComp comm supp svc, 15 min2003
H2016Comprehensive community support services, per diemComp comm supp svc, per diem2003
H2017Psychosocial rehabilitation services, per 15 minutesPsysoc rehab svc, per 15 min2003
H2018Psychosocial rehabilitation services, per diemPsysoc rehab svc, per diem2003
H2019Therapeutic behavioral services, per 15 minutesTher behav svc, per 15 min2003
H2020Therapeutic behavioral services, per diemTher behav svc, per diem2003
H2021Community-based wrap-around services, per 15 minutesCom wrap-around sv, 15 min2003
H2022Community-based wrap-around services, per diemCom wrap-around sv, per diem2003
H2023Supported employment, per 15 minutesSupported employ, per 15 min2003
H2024Supported employment, per diemSupported employ, per diem2003
H2025Ongoing support to maintain employment, per 15 minutesSupp maint employ, 15 min2003
H2026Ongoing support to maintain employment, per diemSupp maint employ, per diem2003
H2027Psychoeducational service, per 15 minutesPsychoed svc, per 15 min2003
H2028Sexual offender treatment service, per 15 minutesSex offend tx svc, 15 min2003
H2029Sexual offender treatment service, per diemSex offend tx svc, per diem2003
H2030Mental health clubhouse services, per 15 minutesMh clubhouse svc, per 15 min2003
H2031Mental health clubhouse services, per diemMh clubhouse svc, per diem2003
H2032Activity therapy, per 15 minutesActivity therapy, per 15 min2003
H2033Multisystemic therapy for juveniles, per 15 minutesMultisys ther/juvenile 15min2003
H2034Alcohol and/or drug abuse halfway house services, per diemA/d halfway house, per diem2003
H2035Alcohol and/or other drug treatment program, per hourA/d tx program, per hour2003
H2036Alcohol and/or other drug treatment program, per diemA/d tx program, per diem2003
H2037Developmental delay prevention activities, dependent child of client, per 15 minutesDev delay prev dp ch, 15 min2003
H2038Skills training and development, per diemSkill train and dev/diem2022
H2040Coordinated specialty care, team-based, for first episode psychosis, per monthCoord specialty care, month2023
H2041Coordinated specialty care, team-based, for first episode psychosis, per encounterCoord special care encounter2023
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