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New Hampshire - Environmental Accessibility Service — Licensing, Medicaid Enrollment and Startup Requirements

Last reviewed: 2026-08-16

In New Hampshire, Environmental Accessibility Services (EAS) provide physical adaptations to a home or vehicle—such as ramps, widened doorways, and roll-in showers—that are necessary to ensure the health, welfare, and safety of a Medicaid waiver participant. These services are authorized under the state's 1915(c) Home and Community-Based Services (HCBS) waivers, primarily the Choices for Independence (CFI) Waiver, the Developmental Disabilities (DD) Waiver, and the Acquired Brain Disorder (ABD) Waiver, governed by N.H. Admin. Code § He-E 801.17.

The single biggest structural barrier to entry for an EAS provider in New Hampshire is that this is not a direct-to-consumer service that can be billed independently upon Medicaid enrollment. Access to clients and reimbursement is strictly gated by two mechanisms: for the CFI waiver, every project requires a prior authorization initiated by a participant's Case Manager using Form 3715; for the DD and ABD waivers, providers are functionally blocked from participating unless they secure a vendor contract or affiliation agreement with one of New Hampshire's 10 designated regional Area Agencies, which control the local provider networks.

1. Service Definition and Scope

Under N.H. Admin. Code § He-E 801.17, Environmental Accessibility Services (EAS) are defined as physical adaptations to a participant's private residence or primary vehicle. These modifications must be tied to an assessed medical or functional need and documented in the participant's person-centered service plan to enable greater independence or prevent institutionalization.

The scope of EAS is strictly limited to accessibility and safety. New Hampshire explicitly excludes adaptations that add square footage to the home, general maintenance, or upgrades that are not medically necessary. All structural work must comply with the New Hampshire State Building Code.

2. Regulatory and Oversight Agencies

The New Hampshire Department of Health and Human Services (NH DHHS) is the single state Medicaid agency. Within DHHS, the Division of Long Term Supports and Services (DLTSS) oversees all HCBS waiver programs and sets the policy for Environmental Accessibility Services.

Because EAS involves construction and trade work, providers must also interact with state licensing boards for their subcontractors. While DHHS manages the Medicaid funding, the actual trade credentials required to perform the work are overseen by the state's professional licensing bodies.

3. Gatekeeping Prerequisites: Who Can Even Apply

New Hampshire does not require a Certificate of Need (CoN) for Environmental Accessibility Services, nor is there a closed enrollment window for the state Medicaid program. However, the state utilizes a highly decentralized, gatekept system for its HCBS waivers that blocks standalone providers from simply enrolling and finding their own clients.

To operate under the DD or ABD waivers, a provider must be accepted into the network of a regional Area Agency. For the CFI waiver, a provider cannot initiate any service without a Case Manager submitting a specific prior authorization request. Without these structural affiliations and approvals, a Medicaid provider ID generates no revenue.

4. Licensure and Certification Requirements

New Hampshire DHHS does not issue a distinct "Environmental Accessibility Services License" or "HCBS Provider License" for home modification contractors. Instead, providers are certified through the Medicaid enrollment process by proving they hold the standard business and trade credentials required to perform structural work safely in the state.

Providers must ensure that all work meets state and local building codes. If the primary EAS provider subcontracts specialized work, they bear the regulatory burden of proving those subcontractors hold the correct New Hampshire trade licenses.

5. Medicaid Provider Enrollment

All EAS providers must enroll in the New Hampshire Medicaid program through the state's designated portal. Enrollment allows the provider to be assigned a NH Medicaid ID, which is required to receive prior authorizations and submit claims.

Providers enroll as HCBS Waiver Providers and must select the specific specialties related to environmental modifications. The process requires submitting business documentation and passing state screening criteria.

6. Staffing, Training and Background Checks

Because EAS providers are construction contractors rather than direct-care clinicians, they are not subject to the extensive clinical training requirements of nursing or personal care staff. However, because they operate in the homes of vulnerable adults, strict background check requirements apply.

Providers must also ensure that they provide basic training to the participant and their caregivers on how to safely use the newly installed adaptations, such as a ceiling lift or ramp.

7. Documentation, Policies and Records

EAS providers must maintain comprehensive project files that align perfectly with the case manager's prior authorization. State auditors and Area Agencies will review these files to ensure funds were spent exactly as authorized.

Records must prove that the work was medically necessary, completed to code, and that the participant was trained on its use. All Medicaid records in New Hampshire must be retained for a minimum of six years.

8. Billing, Rates and Claims

Environmental Accessibility Services are reimbursed on a milestone or project-completion basis rather than an hourly rate. Providers submit bids for specific projects, and if approved, that bid becomes the authorized reimbursement rate.

Claims are submitted electronically through the state's MMIS system. Providers must ensure that the prior authorization number is attached to every claim to avoid automatic denials.

9. Approval Sequence and Timeline

Becoming an active EAS provider involves a two-tiered sequence: first, enrolling as a Medicaid provider at the state level, and second, securing project-specific authorizations through local Case Managers or Area Agencies.

The initial Medicaid enrollment can take one to two months, but securing the first paid project depends entirely on local network needs and the speed of the prior authorization process.

10. Common Denials and Survey Findings

Provider enrollment and project claims are frequently delayed or denied due to incomplete documentation or failure to follow the strict prior authorization sequence. DHHS and Area Agencies actively audit EAS projects for compliance.

The most common financial penalty occurs when a provider begins work before the official prior authorization is issued, resulting in the state refusing to pay for the completed modifications.

11. Key Contacts and Resources

EAS providers must navigate multiple state systems, from the Medicaid billing portal to the professional licensing boards. Maintaining contact with the correct division is essential for resolving enrollment or authorization issues.

For DD and ABD waiver providers, the most important contacts are the local Area Agencies, which can be located through the Community Support Network, Inc. (CSNI).

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