Modifiedharvard pilgrim health carePolicy N/A

Applied Behavior Analysis (ABA) services — Coverage Criteria

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Defines medical necessity, admission, continuing stay, and discharge criteria for ABA services for members (primarily under age 21) with Autism Spectrum Disorder or Down Syndrome, and describes settings, treatment intensity, and exclusions relevant to authorization decisions.

Policy Summary

Payerharvard pilgrim health care

PolicyApplied Behavior Analysis (ABA) services — Coverage Criteria

Policy CodePolicy N/A

Change TypeAdded Down syndrome diagnosisadopted MassHealth criteria/rebranding

Effective DateJan 1, 2026

Last ReviewNov 20, 2025

Next Review DateJan 1, 2026

Key ActionSubmit prior authorization for initial assessment and then submit the initial treatment plan for authorization.

SourceLink

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Modifiedharvard pilgrim health carePolicy N/A

Applied Behavior Analysis (ABA) services — Coverage Criteria

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Policy Summary

Payerharvard pilgrim health care

PolicyApplied Behavior Analysis (ABA) services — Coverage Criteria

Policy CodePolicy N/A

Change TypeAdded Down syndrome diagnosisadopted MassHealth criteria/rebranding

Effective DateJan 1, 2026

Last ReviewNov 20, 2025

Next Review DateJan 1, 2026

Key ActionSubmit prior authorization for initial assessment and then submit the initial treatment plan for authorization.

SourceLink

POLICY UPDATE CHANGES

Down syndrome (Q90.*) was added as an eligible diagnosis for ABA services.

Medical necessity guidelines and criteria were updated to adopt and rebrand MassHealth criteria.

under 21age requirement

45 daysinitial assessment timeframe

6 monthstreatment plan update interval

75%utilization threshold

97151, 97153-57, H0031PA CPT/HCPCS codes

20+ hrs/wkintensive example

Coverage and Medical Necessity Criteria

Initial Treatment Authorization

All of the following elements must be included in the initial treatment plan for medical necessity to be established and initial treatment authorized:

ALL of the following

Required consent for admission obtained from the Member's parent/guardian.
Complete medical history to include pre and perinatal, medical, developmental, family, and social elements. This must include a summary detailing the Member's current natural and formal supports, strengths/weaknesses, and areas of need.
Evidence that a record review was completed in collaboration with school, state agencies, physical health practitioners (e.g., PCPs and prescribing clinicians), any outpatient or home/community-based behavioral health services, former treatment teams, or other entities that may impact the Member's treatment.
Efforts to coordinate care must be ongoing and documented, including attempts of collaboration that were attempted but not successful.
Detailed summary of behavioral and/or functional assessment results that include: a minimum of two direct observations in the Member's home and/or naturally occurring community settings; and formal assessment data including at least one validated/standardized skills-based assessment (e.g., Vineland, VBMAPP), a treatment impact/effectiveness measure (e.g., ATEC, ASDQ, PDD-BI), and a family/caregiver impact measure (e.g., parent/caregiver surveys, quality of life measures). A functional behavior assessment or analysis (FBA or FA) and a behavior intervention plan (BIP) must be included when treating behaviors for reduction.
Evidence that the member demonstrates behavioral or developmental effects of ASD and/or Down Syndrome that either: (a) present a health or safety risk to self or others; or (b) cause clinically significant impairment of functional participation in the home or community.
Evidence that ABA treatment will reduce or ameliorate the behavioral and/or developmental effects of the Member's diagnosis to (1) reduce health and/or safety risks towards self and/or others; and/or (2) restore the Member's functional participation in the home and naturally occurring community settings.
Treatment plan contains goals that are individualized, with specific, observable, and measurable objectives that are developmentally appropriate and focused on functional communication, adaptive skills, and pro-social behavior. Goals must identify ABA methods, interventions, and reinforcers to be employed, with strategies for generalization and maintenance of skills in natural settings and across parent/caregivers.
Goal areas may include cognitive functioning, safety, social skills, play and leisure, community integration, transitional and coping skills, adaptive/self-help skills, functional communication, attending and social referencing, and reduction of unsafe or maladaptive behaviors.
Complete summary of direct and indirect treatment recommendations across all applicable service components (Licensed Applied Behavioral Analyst [LABA] vs behavioral technician hours, supervision, and parent/caregiver training).
Evidence that there is no other medical or behavioral health service or site of service available and suitable for the Member that is more conservative or less costly and comparable in effect for improving the treatment goals.
Examples include: fewer ABA hours than requested, school-based supports through an IEP, early intervention services, speech/language/occupational/physical therapy, or other behavioral health services including Children's Behavioral Health Initiative (CBHI).
Treatment setting justification: Services are delivered in the Member's home and/or community settings; center-based services may be authorized when clinically appropriate. Requests must address: treatment in settings where target behaviors occur; ability for parents/caregivers to participate in generalization and maintenance; clinical need not convenience; and when center-based care is requested, include plan to generalize skills to natural environments, an individualized titration plan to re-integrate to natural settings, and a parent/caregiver support plan. When center-based services are requested to mitigate safety concerns, review periods may be shorter than six months to monitor progress and safety.
Treatment intensity justification: Requests for treatment hours must be individualized and supported by data. Considerations include the Member's age, developmental level, concurrent services/supports, functional engagement, severity of symptoms, treatment goals, expected response, prior ABA exposure, and Member/family choice. Requests must include a titration plan to reduce intensity as appropriate, reflect time for non-therapeutic activities only when clinically justified, and describe impact of co-occurring conditions on ABA response.
Planned parent/caregiver involvement as defined in the ABA performance specifications.
Documentation reflects considerations of the Member/family's cultural and linguistic needs.
As applicable, treatment plan is aligned but not duplicative of services that are part of an Individualized Education Program (IEP) or Individualized Family Service Plan (IFSP).
Within 45 calendar days of initial assessment authorization, up to 12 hours of direct and indirect assessment must be completed to inform an initial treatment plan. An initial treatment plan must be submitted to the health benefit plan for review and authorization of initial treatment.

Diagnosis and Procedure Codes

Required diagnosis codes (ICD-10)ICD-10

ICD-10 (unspecified in this excerpt)

The Member must have one of the listed ICD-10 diagnoses to be considered for coverage; specific required code list shown in Covered ICD-10 Codes.

Covered ICD-10 CodesICD-10Covered

F84.0	Autistic disorder.
F84.3	Other childhood disintegrative disorder.
F84.5	Asperger's syndrome.
F84.8	Other pervasive developmental disorders.
F84.9	Pervasive developmental disorder, unspecified.
Q90.0	Trisomy 21, nonmosaicism (meiotic nondisjunction).
Q90.1	Trisomy 21, mosaicism (mitotic nondisjunction).
Q90.2	Trisomy 21, translocation.
Q90.9	Down syndrome, unspecified.

CPT/HCPCS codes requiring prior authorizationmixedCovered

97151	Behavior identification assessment, administered by a physician or other qualified health care professional, each 15 minutes of the physician's or other qualified health care professional's time face-to-face with patient and/or guardian(s)/caregiver(s) administering assessments and discussing findings and recommendations, and non-face-to-face analyzing past data, scoring/interpreting the assessment, and preparing the report/treatment plan.
97153	Adaptive behavior treatment by protocol, administered by technician under the direction of a physician or other qualified health care professional, face-to-face with one patient, each 15 minutes.
97154	Group adaptive behavior treatment by protocol, administered by technician under the direction of a physician or other qualified health care professional, face-to-face with two or more patients, each 15 minutes.
97155	Adaptive behavior treatment with protocol modification, administered by physician or other qualified health care professional, which may include simultaneous direction of technician, face-to-face with one patient, each 15 minutes.
97156	Family adaptive behavior treatment guidance, administered by physician or other qualified health care professional (with or without the patient present), face-to-face with guardian(s)/caregiver(s), each 15 minutes.
97157	Multiple-family group adaptive behavior treatment guidance, administered by physician or other qualified health care professional (without the patient present), face-to-face with multiple sets of guardians/caregivers, each 15 minutes.
H0031	Mental health assessment, by non-physician - Assessment and treatment planning by a BCBA.

inv-14: Intensive treatment hours — >= 20 hours per week

Threshold>= 20 hours per week

ContextDefines 'Intensive' treatment intensity in the Treatment Intensity Guidance Grid as 20+ hours/week of direct/group/family services.

Typical needsFor members requiring intensive, frequent support across all domains with complex, persistent needs impacting safety and independent functioning.

Authorization, Documentation, and Billing Actions for Providers

Prior Authorization

Prior Authorization Required

Prior authorization is required for initial assessment and treatment. Submit supporting clinical documentation with the prior authorization request. If required by the plan, send documentation to the payer via the designated fax number(s).

Prior authorization required for the following ABA-related CPT/HCPCS codes: 97151, 97153, 97154, 97155, 97156, 97157, H0031.

Denial Risk

Exclusion Reasons That Can Trigger Denial

Initial treatment authorization will be denied if any of the exclusion criteria are met. Providers should verify and document that none of these exclusions apply before submitting an authorization request.

Required consent from the Member's guardian not obtained.
Member is placed in a skilled nursing facility, psychiatric residential treatment facility, or other residential treatment setting and is not ready for discharge to a family home or community setting with supports.

Clinical Background

Applied Behavior Analysis (ABA) is a therapeutic approach that uses principles of learning and behavior to develop adaptive living skills and to reduce behaviors that interfere with daily functioning. ABA services are delivered across settings (for example, home, community, or ABA treatment sites) and focus on individualized, measurable goals, generalization of skills, and caregiver involvement. This policy defines exclusions to ensure ABA is provided when medically necessary and not when services are duplicative of educational supports or other non‑clinical programs.

Key Definitions

inv-25: ABA — Applied Behavior Analysis (ABA): a therapeutic approach using principles of learning and behavior to develop adaptive skills and reduce i...

TermApplied Behavior Analysis (ABA)

DefinitionA therapeutic approach using principles of learning and behavior to develop adaptive/functional living skills and reduce behaviors that interfere with daily functioning.

SettingsDelivered across home, community, ABA provider sites, and when appropriate in emergency or medical settings; distinct from school-based IEP services.

inv-26: Initial assessment — Initial assessment: up to 12 hours of direct and indirect assessment completed within 45 calendar days of authorization to inform an init...

Maximum hoursUp to 12 hours (direct and indirect)

Timeframe

Settings and Level of Care

Outpatient / community-based ABA (consultative to intensive)

Outpatient/community-based ABA services may range from consultative to intensive depending on clinical need and prior authorization.

Service range: Services include assessment (e.g., 97151), technician-delivered ABA (97153/97154), protocol modification (97155), and family/multiple-family guidance (97156/97157); prior authorization is required for these codes.

Intensity levels: Treatment intensity should be individualized per the Treatment Intensity Guidance Grid (consultative/targeted, substantial, intensive) with intensive defined as typically 20+ hours/week.>= 20 hours/week

ABA-Specific Clinical Criteria and Intensity Guidance

ABA clinical criteria

ABA-specific clinical criteria and service components:

Diagnostic requirement: Member must have a confirmed diagnosis of ASD and/or Down Syndrome as specified; ASD diagnosis by qualified clinician aligned with DSM criteria; Down Syndrome diagnosis confirmed by genetic testing.

Assessment and plan: Initial assessment up to 12 hours within 45 days to inform an initial treatment plan; plan must include validated assessments, at least two direct observations, FBA/FA and BIP when applicable, individualized goals, and specification of service components (LABA vs BT, supervision, caregiver training).

Coordination and setting: Documentation must show coordination with schools and other providers; treatment must occur in settings where target behaviors occur; center-based services require data/rationale and plans for generalization and re-integration.

ABA treatment intensity guidance

Service Components and Roles

ABA (LABA, behavioral technician, supervision, parent training)

Include LABA hours, behavioral technician hours, supervision, and parent/caregiver training as specified in the treatment plan.

Service components: Treatment plans must specify distribution of Licensed Applied Behavioral Analyst (LABA) vs behavioral technician hours, supervision frequency and type, and planned parent/caregiver training and supports; non-therapeutic activities are not reimbursable unless clinically justified and documented.

ABA assessment and treatment — 3 top-level nodes

Assessment and treatment components required for authorization:

Assessment: Behavior identification assessment (CPT 97151) must be performed and documented to support treatment planning.

Technician-delivered ABA: Adaptive behavior treatment by protocol (CPT 97153) or group protocol (CPT 97154) delivered by a technician under direction of a qualified professional; these codes require prior authorization.

Visit Limits and Intensity

inv-36: Initial assessment (direct and indirect) — up to 12 hours

ScopeInitial assessment includes both direct and indirect assessment activities

Maximum timeUp to 12 hours total

PurposeConducted to inform the initial treatment plan to be submitted for authorization

inv-37: No fixed visit limits specified; intensity guidance provided (consultative to intensive).

Visit limitsNo fixed visit limits specified

Intensity guidanceTreatment intensity guidance provided (consultative/targeted, substantial, intensive) to inform individualized dosing decisions

Policy Summary

Payerharvard pilgrim health care

PolicyApplied Behavior Analysis (ABA) services — Coverage Criteria

Policy CodePolicy N/A

Change TypeAdded Down syndrome diagnosisadopted MassHealth criteria/rebranding

Effective DateJan 1, 2026

Last ReviewNov 20, 2025

Next Review DateJan 1, 2026

Key ActionSubmit prior authorization for initial assessment and then submit the initial treatment plan for authorization.

SourceLink

On This Page

Member is receiving ongoing In-Home Behavioral Services (IHBS) or services similar to ABA.

Services are replacing school services or being used for educational purposes.

Services that are not part of ABA and will not be approved: vocational rehabilitation; supportive respite care; recreational therapy; respite care.

Documentation Required

Required Documentation for Initial Treatment Authorization

The initial authorization request must include a complete, individualized treatment plan and supporting documentation demonstrating medical necessity. Incomplete submissions may be returned or denied.

Required consent for admission obtained from the Member's parent/guardian.
Complete medical history including pre/perinatal, medical, developmental, family, social history and summary of supports, strengths/weaknesses, and areas of need.
Evidence of record review and documented coordination with school, state agencies, PCPs/prescribing clinicians, outpatient or home/community behavioral health services, former treatment teams, or other relevant entities (include attempts to coordinate that were unsuccessful).
Detailed summary of behavioral and/or functional assessment results including: a minimum of two direct observations in the home and/or natural community settings; formal assessment data from at least one validated skills-based assessment (e.g., Vineland, VB-MAPP), a treatment impact/effectiveness measure (e.g., ATEC, ASDQ, PDD-BI), and a family/caregiver impact measure (e.g., caregiver surveys, QoL measures).
When treating behaviors for reduction, include a functional behavior assessment or analysis (FBA/FA) and a behavior intervention plan (BIP).
Goals that identify ABA methods, interventions, reinforcers, and strategies for generalization and maintenance in natural settings and across caregivers.
Complete summary of recommended direct and indirect services (LABA vs behavioral technician hours, supervision, parent/caregiver training).
Treatment setting rationale and, if center-based services are requested, data/clinical rationale and plan to generalize skills to natural environments.

Documentation Required

Conservative Alternatives Requirement

Providers must demonstrate that no more conservative or less costly medically appropriate alternative service or setting is available and suitable for the Member prior to authorization. Provide documentation showing consideration of alternatives and rationale for ABA intensity and setting.

Demonstrate that no other medical or behavioral health service or site of service is available and suitable that is more conservative or less costly and comparable in effect (per 130 CMR 450.204).
Examples of alternatives to consider and document: reduced ABA hours, school-based supports through an IEP, early intervention services, speech/language therapy, occupational therapy, physical therapy, other behavioral health services (e.g., Children’s Behavioral Health Initiative).

Step Therapy

Step Therapy / Treatment Intensity Guidance

There are no fixed step therapy requirements; treatment intensity must be individualized using clinical judgment. Use the Treatment Intensity Guidance Grid and document rationale for chosen intensity relative to functional/behavioral needs, age, adjunct services, natural supports, and time in ABA.

Treatment intensity levels (guidance only): Consultative/Targeted = several hours or days per month; Substantial = multiple days per week; Intensive = 20+ hours per week.
Requests must reflect the Member and family's ability to participate; intensity should not exceed functional ability and should account for other supports (e.g., school hours, therapy).
Utilization below 75% of approved direct service hours in a review cycle may prompt additional review; ongoing requests should include plans to transition to less intensive models when appropriate.

Must be completed within 45 calendar days of initial assessment authorization

PurposeAssessment informs the initial treatment plan which must be submitted for authorization.

inv-27: Consultative/Targeted — Several hours or days per month of direct/group/family services for members mostly able to participate with supports and only rare signif...

Typical intensitySeveral hours or days per month of direct/group/family services

Functional profileMember mostly able to participate in home and community with supports; rare significant impairment

Service examplesConsultative or targeted supports delivered as direct, group, or family services

inv-28: Substantial — Multiple days per week of direct/group/family services for members requiring ongoing direct support across multiple environments.

Typical intensityMultiple days per week of direct/group/family services

Functional profileMember requires ongoing direct support across multiple environments to develop, generalize, and/or maintain skills and/or safety

Service implicationAppropriate when sustained, multisite support is needed to achieve goals

inv-29: Intensive — 20+ hours per week of direct/group/family services for members requiring intensive, frequent support across all domains, with complex and...

Typical intensity20+ hours per week of direct/group/family services

Functional profileMember requires intensive, frequent support across all domains; needs are complex and persistent, impacting safety and independent functioning

UseRepresents the highest intensity on the Treatment Intensity Guidance Grid and supports planning for generalized, frequent intervention

Treatment intensity should be individualized based on functional and behavioral needs across domains.

Consultative/Targeted: Member mostly able to function with supports; several hours or days per month of direct/group/family services may be appropriate.

Substantial: Member requires ongoing direct support across multiple environments; multiple days per week of services appropriate.

Intensive: Member requires intensive, frequent support across all domains with complex, persistent needs impacting safety and independence; typically 20+ hours/week.>= 20 hours/week

Therapist-directed services: Protocol modification (CPT 97155) and family/multiple-family guidance (CPT 97156/97157) must be documented when billed and require prior authorization.

Intensity should be individualized based on functional and behavioral needs across domains