Health First Colorado ABA Therapy: How Colorado Families Pay for Autism Services

If your child has autism and is enrolled in Health First Colorado, Medicaid can pay for ABA therapy directly. Health First Colorado ABA coverage runs through the Pediatric Behavioral Therapies benefit for members 20 and younger. The service has to be medically necessary and approved before it starts. You do not need a separate autism waiver to begin.

That last point surprises a lot of parents. A mom in Aurora once told me she had spent three weeks hunting for "the Colorado autism waiver" she read about in an online parent group. That waiver ended in 2018, and plenty of older web pages still describe it as if it were open.

According to CDC's most recent ADDM Network report, about 1 in 31 eight-year-olds is identified with autism. Families sorting out coverage are in very large company, and the rules are easier to handle once you see where each program fits.

How Health First Colorado ABA Coverage Works

Health First Colorado is Colorado's Medicaid program, run by the Department of Health Care Policy and Financing (HCPF). For ABA, the benefit that matters sits inside the federal EPSDT guarantee for children and youth.

Who Qualifies for the Benefit

HCPF's Pediatric Behavioral Therapies billing manual says the benefit is open to Health First Colorado members who are 20 or younger and meet EPSDT medical necessity criteria for behavioral therapy. A written referral from a physician, physician assistant, nurse practitioner, or licensed psychologist is part of the request.

If your child does not have a diagnosis yet, an autism evaluation is the usual first step.

How the State Decides Medical Necessity

EPSDT requires Colorado to cover medically necessary services for members under 21, and it does not allow arbitrary limits such as a fixed number of visits per year. Colorado still decides medical necessity case by case. A provider's recommendation counts, but it is not the only factor.

In practice, the strength of the clinical record shapes how much support is approved. Our breakdown of medical necessity shows what reviewers look for.

Where Therapy Can Happen

HCPF's manual allows home, office, school, community, and telemedicine settings. A child who struggles at bedtime needs teaching at bedtime, which is why home-based ABA fits so many families.

When the hardest moments happen in the classroom, school-based ABA therapy is possible, though outside providers must follow school district policy. Telehealth ABA is covered for specific procedure codes, so we check which parts of a plan can move online.

What Happened to the Children's Autism Waiver

For a few years Colorado ran a waiver built for young children with autism. It is gone, and the confusion it left behind is still all over the internet.

The CMS Colorado waiver factsheet lists the HCBS Children with Autism waiver as terminated on July 1, 2018. It had provided behavioral therapy and treatment evaluation for children with autism ages 0-5 who met an ICF/IID level of care.

Since then, ABA for Medicaid-enrolled children has run through the Pediatric Behavioral Therapies benefit, which reaches through age 20. That is a far wider age range than the old waiver served.

If a website tells you to apply for the Children's Autism Waiver, check its publication date. Another name you may see in older posts, the Children's Home and Community-Based Services (CHCBS) waiver, ended June 30, 2026. HCPF folded it into the Children with Complex Health Needs waiver, which serves medically complex children.

What the CES Waiver Adds for Children With High Support Needs

The Children's Extensive Support (CES) waiver is the one most Colorado autism families ask about now. It adds home and community supports on top of regular Health First Colorado benefits, and it does not replace the ABA benefit.

Who Can Qualify

HCPF's CES waiver page lists these eligibility points:

• The child is under 18 and lives in the family home.
• The child has a developmental disability, or a developmental delay if under 5.
• The child meets ICF/IID level of care, determined by a Functional Needs Assessment.
• The child needs direct human intervention for a behavior or medical condition, more intense than a verbal reminder, at least once every two hours during the day and on a weekly average of once every three hours at night. That need must go beyond what is typical for the child's age.
• The child meets the Social Security Administration's definition of disability.
• The child meets Health First Colorado's financial determination for long-term services and supports.

That intervention standard describes a child who needs hands-on help around the clock, and many autistic children with significant needs do not meet it. Your case management agency makes that call, so ask early rather than assuming either way.

Because the waiver requires meeting the Social Security definition of disability, our guide to SSI eligibility explains how that documentation gets built.

What the Waiver Covers

HCPF lists services such as respite, community connector, assistive technology, home accessibility modifications, specialized medical equipment, vehicle adaptations, adaptive therapeutic recreational equipment and fees, and primary caregiver education. ABA is not on that list.

HCPF also says children on the CES waiver stay eligible for all Health First Colorado covered services as long as they are not duplicative. A child can hold a CES slot and receive ABA through the Pediatric Behavioral Therapies benefit at the same time.

How to Apply

HCPF directs families to their local Case Management Agency. If your child is not yet enrolled in Health First Colorado, you apply for coverage first. HCPF notes that waivers carry extra program rules and that some programs may have waitlists, so starting the conversation early gives you more room to plan.

Finding Your Case Management Agency by County

Case management agencies handle waiver intake, eligibility, and service planning, and the agency that serves you depends on your county. These are the agencies HCPF's directory lists for several Colorado communities where we provide ABA:

• Denver: Rocky Mountain Human Services
• Lakewood: Jefferson County Department of Human Services
• Boulder: A&I Avenues
• Fort Collins: Foothills Gateway
• Greeley: Weld County Case Management Agency
• Colorado Springs and Pueblo: The Resource Exchange
• Highlands Ranch and Castle Rock: Developmental Pathways

Some cities cross county lines, Aurora and Westminster among them, so confirm your home county first. HCPF's directory was last updated July 1, 2025, so a quick phone call to confirm is worth it.

You can see the communities we serve on our ABA therapy in Colorado page. We are glad to talk through which agency to call first.

Other Ways Colorado Families Cover the Cost of ABA

Not every family qualifies for Health First Colorado on income alone, and many have private insurance. Three routes come up most often in our intake conversations.

The Medicaid Buy-In for Children With Disabilities

HCPF's Buy-In program lets families whose income is too high for standard Health First Colorado buy coverage for a child under 19 with a qualifying disability. Gross family income after disregards must be below 300% of the federal poverty level. Monthly premiums on HCPF's chart effective April 1, 2026 run from $0 to $120, depending on income.

Buy-In members receive regular Health First Colorado benefits, so ABA follows the same approval route. Children under 19 have no co-payments. Families do not have to apply for Social Security disability first, because HCPF makes its own determination using the SSA listings. HCPF's Buy-In line is 1-800-711-6994.

Private Insurance Alongside Medicaid

Colorado has an autism coverage law that applies to many fully insured commercial plans, while self-funded employer plans follow federal rules. When a child has both private insurance and Health First Colorado, we verify both before the first session. HCPF's manual makes clear that other payers are pursued before Medicaid pays.

SSI and Disability Determinations

Several routes above depend on a disability finding. The CES waiver requires meeting the Social Security definition of disability, and Buy-In relies on the SSA listings. A current autism evaluation is usually the backbone of that file.

From First Call to First Session on Health First Colorado

Medicaid does not assign ABA hours when you call. The provider builds the case, the state's utilization management vendor reviews it, and services begin after approval. This is the sequence we follow with Colorado families:

1. Confirm coverage and diagnosis. We verify your Health First Colorado enrollment and review the diagnostic record.
2. Gather the referral. HCPF's provider page lists a referral for services as part of every request.
3. Complete the ABA assessment. A BCBA uses a standardized, norm-referenced tool that measures adaptive behavior, interviews caregivers, and observes your child. Our post on the assessment visit covers how to prepare.
4. Write the plan of care. Goals are measurable, hours are tied to documented need, and caregiver training is built in through ABA parent training. Skills that only appear with a therapist in the room tend to be fragile.
5. Submit the Prior Authorization Request. The provider sends the assessment, referral, and plan of care for review. Assessment or progress notes cannot be older than 60 days at submission, so we time the paperwork carefully.
6. Start services and plan for renewal. Approvals last up to six months, then a new request follows. If you move or change providers, read up on authorization transfers first.

The delays I see most often come from paperwork timing, not clinical questions. A referral is still waiting on a pediatrician's signature, or notes have aged past the 60-day window.

Our Colorado office is in Denver, and our Colorado page lists communities from Aurora and Thornton to Grand Junction. We work with Medicaid in Colorado and handle the verification for you. Because plan details change, contact Blue Jay ABA and we will confirm your child's specific coverage first.

Questions to Ask Any Colorado ABA Provider Before You Commit

HCPF has been tightening its oversight of pediatric behavioral therapy. In August 2026 it posted a quarterly roster process for behavior technicians, which shows how closely the state is watching who delivers therapy. These questions help you judge a provider's setup, whoever you choose:

• Who will be my child's BCBA, and how often will they observe sessions and meet with us?
• How are technicians trained and supervised?
• Who writes and submits the Prior Authorization Request, and how will I hear about decisions?
• What happens if hours are reduced or denied?
• What happens to my child's authorization if we move to another county?

What to Do When a Request Is Denied or Reduced

A denied or reduced Prior Authorization Request is a decision based on one set of documents, and HCPF gives families several ways to respond.

Options Before a Formal Appeal

Your provider and your child's physician can work through these steps with you:

• PAR reconsideration: The behavioral therapy provider requests it, new documents can be added, and a different physician reviews the case.
• A new request: The provider submits another PAR with the additional medical information the reviewer needed.
• Peer-to-peer review: Your clinician speaks directly with the reviewer.

Filing a Formal Appeal

Members can also submit a written appeal to the Office of Administrative Courts. Instructions come with the denial letter. HCPF's manual says providers may not bill members for services denied only for lack of information, or for the denied portion of a partially approved request.

Our guide on how to appeal a denial covers documentation that strengthens a case.

Your Next Step With Health First Colorado ABA Therapy

The practical picture is simpler than the internet makes it look. Health First Colorado ABA therapy is paid through the Pediatric Behavioral Therapies benefit, the CES waiver adds home and community supports for children with the highest needs, and Buy-In extends Medicaid to some families who earn too much. Your county's case management agency is the right call for waiver questions.

Sorting out coverage is slow work, and you are doing it alongside everything else your family carries. Start with one call, either to your case management agency or to us, and let the paperwork follow. Approval and hours depend on your child's assessment and the state's review, so no one can promise an outcome. A carefully built request gives your child the best chance of getting the support the record supports.

If you are ready to talk, reach out to Blue Jay ABA and we will check your coverage and explain the next steps. If your family also spends time in North Carolina, our team supports families there too.

Frequently Asked Questions About Paying for ABA in Colorado

Is there still a Colorado autism waiver?

No. CMS lists the HCBS Children with Autism waiver as terminated on July 1, 2018. ABA for children enrolled in Health First Colorado now goes through the Pediatric Behavioral Therapies benefit under EPSDT.

Does Health First Colorado limit the number of ABA hours?

EPSDT does not allow arbitrary limits, such as a fixed number of visits per year. Hours are set by medical necessity in the Prior Authorization Request, and an approval lasts up to six months.

Can my child have the CES waiver and ABA at the same time?

Yes. HCPF says children on the CES waiver remain eligible for all Health First Colorado covered services as long as they are not duplicative, so ABA can continue through the Pediatric Behavioral Therapies benefit.

What if my family earns too much for Health First Colorado?

The Buy-In Program for Children with Disabilities lets families of a child under 19 with a qualifying disability buy in when gross family income after disregards is below 300% of the federal poverty level. Monthly premiums range from $0 to $120 on HCPF's chart effective April 1, 2026.

How long does a Medicaid ABA approval last?

Prior Authorization Requests for pediatric behavioral therapy are approved for up to six months, depending on medical necessity. A new request is submitted to continue services.

Does Blue Jay ABA work with Health First Colorado?

We work with Medicaid in Colorado, which is Health First Colorado, and we handle insurance verification. Plan details change, so contact us and we will confirm your child's specific coverage before scheduling an assessment.

Sources

• Centers for Disease Control and Prevention. (2025). Data and statistics on autism spectrum disorder. https://www.cdc.gov/autism/data-research/index.html
• Centers for Medicare & Medicaid Services. (n.d.). Colorado waiver factsheet. https://www.medicaid.gov/medicaid/section-1115-demo/demonstration-and-waiver-list/Waiver-Descript-Factsheet/CO
• Colorado Department of Health Care Policy and Financing. (2026). Pediatric behavioral therapies billing manual. https://hcpf.colorado.gov/pbt-manual
• Colorado Department of Health Care Policy and Financing. (n.d.). Pediatric behavioral therapies information for providers. https://hcpf.colorado.gov/pediatric-behavioral-therapies-information-providers
• Colorado Department of Health Care Policy and Financing. (n.d.). Early and Periodic Screening, Diagnostic and Treatment (EPSDT). https://hcpf.colorado.gov/epsdt
• Colorado Department of Health Care Policy and Financing. (n.d.). Children's Extensive Support Waiver (CES). https://hcpf.colorado.gov/childrens-extensive-support-waiver-ces
• Colorado Department of Health Care Policy and Financing. (n.d.). Children with Complex Health Needs Waiver (CwCHN). https://hcpf.colorado.gov/children-with-complex-health-needs-cwchn
• Colorado Department of Health Care Policy and Financing. (n.d.). Health First Colorado Buy-In Program for Children with Disabilities. https://hcpf.colorado.gov/medicaid-buy-program-children-disabilities
• Colorado Department of Health Care Policy and Financing. (n.d.). CMA and CCB agency directory. https://hcpf.colorado.gov/case-management-agency-directory