ModifiedAmbetter NevadaPolicy CP.BH.105

Applied Behavioral Analysis (ABA) documentation requirements

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Defines required clinical documentation elements and data collection standards for ABA services when covered by Ambetter Nevada, and specifies conditions that may trigger payment denial or recoupment. Applies to providers delivering ABA services to members/enrollees under the plan.

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ModifiedAmbetter NevadaPolicy CP.BH.105

Applied Behavioral Analysis (ABA) documentation requirements

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Policy Summary

PayerAmbetter Nevada

PolicyApplied Behavioral Analysis (ABA) documentation requirements

Policy CodePolicy CP.BH.105

Change TypeMaterial operational additions to documentation, prior authorization, protocol modification, telehealth, and denial risk

Effective Date

Next Review Date

Key ActionObtain prior authorization approval for ABA services, if required by the plan, before billing.

SourceLink

POLICY UPDATE CHANGES

Added I.A requiring prior authorization approval for ABA services.

Added specific service note requirements including identification, exact start/end times, pauses, location, service type and signatures.

Added protocol modification documentation requirements for codes 0373T, 97155, 97158, H0032 including thresholds (>=2 hours/week or >=10% of direct hours and <=20% unless justified).

Added requirement that telehealth sessions must use HIPAA-compliant platform and rendering provider/technician must have camera on and functioning audio.

Added note that billed units not fully supported by documentation may be subject to payment denial or recoupment.

10% - 20%Protocol modification %

97151-97158, 0362T, 0373T, H0031-H0032, H0046, H2012, H2014, H2019, S5110-S5111Referenced codes

6+Core ABA elements

CP.BH.105Policy ID

6External refs

Coverage Criteria and Documentation Conditions

inv-01: Documentation as condition of coverage

Covered when ALL of the following documentation elements are present

Documentation elements: Prior authorization obtained if required; clinical documentation reviewed and updated at regular intervals and includes signature and printed names of the member/enrollee, legal guardian, rendering clinician/technician, and supervising practitioner/Qualified Healthcare Provider as applicable; documentation and data collection support that active treatment was delivered throughout billed services (continuous and efficient use of session time clinically justified and full session duration consisted of active treatment with minimal nonprogrammed or idle time); service activity notes completed prior to claim submission including identification (provider organization and rendering provider/technician, member name, DOB or unique identifier), exact date and start/end times, date of note creation with rationale if different, pauses in services with times, location of services, type of service with applicable code, signature of qualified rendering provider/technician; detailed summary of treatment activity including current clinical status and presenting symptoms, primary target areas, techniques used, direct treatment provided, barriers to implementation and mitigation, protocol modification details when applicable (list of modifications or rationale that none were needed, frequency and duration thresholds, required one-on-one review), direction of technician and direct observation when applicable, caregiver training participation and barriers when provided, telehealth compliance (HIPAA-compliant platform and rendering provider/technician camera/audio confirmation), progress toward goals with cumulative data and baseline as applicable, member response and outcome of interventions, identification of all participants and relationships, coordination of care; addenda reference the original note, include date of completion, and legible name/signature/credentials; discharge planning and discharge summary elements (referrals, rationale, signatures, discharge date) as applicable.

Examples of activities that do NOT constitute active session engagement are unstructured or non-therapeutic periods and tasks that do not provide documented, goal-directed intervention. These include, but are not limited to, meals not embedded with documented teaching, free play that is not embedded with documented teaching or data collection, administrative tasks, and documentation completed outside of direct intervention. Periods without documented data collection or therapeutic interaction addressing specific goals should be excluded from billed direct treatment time.

When this policy conflicts with state Medicaid coverage provisions, the applicable state Medicaid rules and manuals take precedence. Providers must follow the member’s coverage documents and relevant state or federal requirements in cases of discrepancy.

All billed units for 97153/97154 across the entire six-month authorization period that are not supported by the protocol modification requirements in section I.D.8.f. are subject to payment denial or recoupment. The policy gives the example that insufficient protocol modification proportion (e.g., 7% when higher is required) for the authorization period may trigger denial/recoupment of the unsupported units.

Codes, Protocol Modifications, and Thresholds

Referenced CPT/HCPCS Codesmixed

97151	Behavior identification assessment, administered by a physician or other qualified health care professional, each 15 minutes (assessment, analysis, report preparation)
97152	Behavior identification-supporting assessment, administered by one technician, face-to-face with one patient, each 15 minutes
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 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 caregivers, each 15 minutes
97158	Group adaptive behavior treatment with protocol modification, administered by physician or other qualified health care professional, face-to-face with multiple patients, each 15 minutes
0362T	Behavior identification supporting assessment, each 15 minutes of technicians' time face-to-face with a patient; requires physician/QHP on site and assistance of two or more technicians for a patient exhibiting destructive behavior
0373T	Adaptive behavior treatment with protocol modification, each 15 minutes of technicians' time face-to-face with a patient; requires physician/QHP on site and assistance of two or more technicians for a patient exhibiting destructive behavior

1–10 of 18

1/2

Protocol modification amount — thresholds

Threshold — minimum weekly/percentProtocol modification must occur for at least two hours per week or 10% of direct service hours provided, whichever is greater.

Typical maximumProtocol modification should be no more than 20% of direct service hours provided unless clinical documentation justifies a higher amount.

Authorization period referenceProtocol modification support is evaluated across the authorization period (six months); unsupported 97153/97154 units for the authorization period may be denied or recouped.

97153/97154 visit limits — per-day cap

Per-day unit cap statementThis document does not specify an explicit per-day unit cap for codes 97153/97154.

Authorization-period implication

Provider Responsibilities, Documentation, and Billing Risks

Prior Authorization

Prior Authorization Required

Prior authorization approval for ABA services must be obtained when required by the member's plan before services are billed. Verify whether the member's benefit plan requires prior authorization and obtain written/ electronic approval prior to rendering covered services.

Affected codes: ABA services (e.g., 0373T, 97153, 97154, 97155, 97156, 97157, H0031, H0032).
Confirm authorization timeframes and units against the member's plan documents.

Note

Verify Coverage and Authorization Against Plan Documents

Providers must verify coverage, benefits, and any authorization requirements against the member's specific plan documents before delivering or billing services. Coverage decisions remain subject to the health plan's evidence of coverage, policy terms, exclusions, limitations, and applicable state/federal requirements.

Check the member's certificate of coverage / evidence of coverage for ABA benefit limits, prior authorization triggers, and service definitions.

Background and Purpose

Applied Behavior Analysis (ABA) documentation is required to demonstrate medical necessity, active treatment, and measurable progress toward individualized goals. Core ABA characteristics include objective assessment and measurement, understanding behavior in context and its social value, promotion of dignity, and application of behavior-analytic principles to improve health, skills, and independence. Essential practice elements include comprehensive baseline assessment and ongoing objective data collection, environment design and modification, consistent case supervision by a behavior analyst, direct observational measurement to inform treatment decisions, stakeholder and caregiver collaboration, and documented caregiver training and supervision. Documentation should show continuous, efficient use of session time with data demonstrating progress toward targets.

Definitions and Referenced Materials

Definition — 97155

Code and short definition97155 — Adaptive behavior treatment with protocol modification, administered by a physician or other qualified health care professional; may include simultaneous direction of technician, face-to-face with one patient, each 15 minutes.

Role of 97155May be used to demonstrate new or modified protocol to a technician with the member/enrollee present; technician-only supervision or team meetings do not constitute protocol modification.

Protocol-modification requirement linkageWhen 97155 is rendered, documentation must list protocol modifications (or rationale for no modifications), and meet the protocol modification time/percentage thresholds.

Definition — 97153 / 97154

97153 definition97153 — 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.

Core ABA Practice Elements

inv-19: Core ABA practice elements

Core ABA characteristics and essential practice elements per CASP/BHCOE

Core characteristics: Objective assessment and measurement; understanding behavioral context and the behavior's value to the person and supports; promotion of the person’s dignity; utilization of behavior-analytic principles and procedures to improve health, skills, independence, quality of life, and autonomy; consistent, ongoing objective data analysis to inform clinical decision making.

Essential practice elements: Comprehensive baseline assessment describing specific behavior levels; collaboration with the person/guardians and support network to develop meaningful goals; focus on small, measurable behaviors that build toward larger skills; direct observational data collection, quantification, and analysis to guide treatment; design and management of environments to minimize challenging behavior and maximize progress; function-based treatment for challenging behavior linking function to interventions; individualized, detailed behavior‑analytic treatment plans using reinforcement and established behavioral principles; repeated, frequent, and consistent implementation of treatment protocols until discharge criteria are met; frequent analysis and adjustment of the treatment plan based on progress; direct training of caregivers and other involved laypersons and professionals; comprehensive supervision infrastructure by a behavior analyst for assessments and treatment.

Treatment Modalities and Telehealth

inv-20: Telehealth ABA

Telehealth requirements: If services are delivered via telehealth, the platform must comply with HIPAA privacy and security standards and the rendering provider/technician must have the camera turned on and functioning audio output/input.

Visit Limits and Utilization Notes

97153/97154 visit limits — per-day unit cap

Per-day unit cap statementThis document does not state an explicit per-day unit cap for codes 97153/97154.

Authorization-period considerationSupport for 97153/97154 units is evaluated across the six-month authorization period; unsupported units may be denied or recouped.

Coding reminder97153/97154 are technician-administered adaptive behavior treatment codes reported in 15-minute units.

Policy Summary

PayerAmbetter Nevada

PolicyApplied Behavioral Analysis (ABA) documentation requirements

Policy CodePolicy CP.BH.105

Change TypeMaterial operational additions to documentation, prior authorization, protocol modification, telehealth, and denial risk

Effective Date

Next Review Date

Key ActionObtain prior authorization approval for ABA services, if required by the plan, before billing.

SourceLink

On This Page

All 97153/97154 units billed for the six-month authorization period that are not supported by protocol modification requirements may be subject to denial or recoupment.

Coding context97153/97154 are defined as adaptive behavior treatment by protocol administered by a technician (individual or group), each 15 minutes.

Document verification steps and authorization numbers in the member's chart prior to claim submission.

Documentation Required

Required Service Note Elements

Service activity notes must be completed prior to claim submission and include full identification, timing, location, service type/codes, and required signatures. Billed units not fully supported by documentation may be denied or recouped.

Identification: provider organization name, rendering provider/technician name, member name on each page, DOB or unique identifier.
Timing: exact date of service, start and end times, pauses with pause/resume times, and date of note creation if different with rationale.
Service details: location, type of service with applicable code, summary of treatment activity, techniques used, direct treatment provided, participants and their relationships, progress toward goals, and response to treatment.
Signatures: signature and printed name of rendering provider/technician and supervising practitioner as applicable; caregiver signature recommended when caregiver training occurs.

Documentation Required

Documentation Guidance and Reference Standards

Clinical documentation should follow recognized standards and best practices (e.g., DoD TRICARE ACD, BHCOE documentation standards, CASP telehealth guidance, ABA Coding Coalition model policy). Documentation must support active treatment delivery, protocol modifications when billed, and telehealth privacy/security requirements.

Follow DoD TRICARE Comprehensive Autism Care Demonstration and BHCOE documentation standards for ABA records.
Adhere to CASP Practice Parameters for Telehealth when services are delivered via telehealth; telehealth platforms must meet HIPAA privacy and security standards and rendering providers/technicians should have camera and audio functioning.
Protocol modification rules: when billing codes requiring protocol modification (e.g., 0373T, 97155, H0032), document protocol changes or clinical rationale for no change; protocol modification must meet the frequency and percentage thresholds specified in policy (e.g., ≥2 hours/week or ≥10% of direct service hours, with limits described in policy).
Maintain documentation consistent with the referenced model coverage and coding guidance to reduce denial/recoupment risk.

97154 definition97154 — 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.

Unit basisBoth codes are reported in 15-minute units for technician-delivered protocol-based adaptive behavior treatment.

Referenced documentation sources

DoD TRICARE Comprehensive Autism Care DemonstrationDepartment of Defense (DoD). TRICARE. Comprehensive Autism Care Demonstration.

BHCOE standardsBehavioral Health Center of Excellence — Standards for the Documentation of Clinical Records for Applied Behavior Analysis Services.

CASP telehealth practice parametersCouncil of Autism Service Providers (CASP). Practice Parameters for Telehealth Implementation of Applied Behavior Analysis, 2nd Edition.

ABA Coding Coalition model policyABA Coding Coalition. Model Coverage Policy for Adaptive Behavior Services.

Access and currencyReferences include cited websites with access dates (accessed February 10, 2026) and updated/publication dates as listed in the source.