Table of Contents
Ready to See Results?
From strategy through execution, Atlantic Health Strategies integrates compliance, operations, and growth into durable, measurable results. Let’s put our expertise to work for your organization.
Write one document, serve two readers: the state licensing board and the capital partner
A behavioral health business plan for a treatment facility has to do more than any SBA template asks of it. Founders need to prove CON or licensure viability in their state, a realistic payer mix, an accreditation pathway with either The Joint Commission Behavioral Health Care or CARF International, staffing ratios that clear state minimums, and a pro forma that reconciles length-of-stay assumptions to actual reimbursement rates by level of care. The state licensing analyst and the private equity associate will open the same PDF and look for completely different things. Both have to walk away satisfied.
The market context matters here. SAMHSA’s 2023 N-SUMHSS annual report includes data from 20,681 eligible substance use and mental health facilities across the 50 states, its territories, and the District of Columbia, and demand is not slowing: among adults aged 18 or older in 2023, 22.8% (or 58.7 million people) had any mental illness in the past year. Meanwhile, capital has become far more selective. Mertz Taggart counted 180 total behavioral health transactions in 2025, slightly up from 176 in 2024, with roughly 39 deals in Q4. As Kevin Taggart of Mertz Taggart put it about the SUD subsector, “SUD is where the gap between good assets and everything else is widest right now. Platforms are still looking, but they’re selective on payer mix and length of stay”. Your business plan is the first place a buyer or lender decides which side of that gap you sit on.
The rest of this post walks through the sections that matter, in the order a licensing analyst and a diligence team actually read them.
Section-by-section: what the state licensing board reads first
State licensing agencies are not looking for narrative. They are looking for a facility, a governing body, a clinical director, policies, and a program description that maps to a specific level of care. In Florida, that means DCF Chapter 65D-30 rules for substance abuse services and AHCA rules for the facility side. In Texas, it means HHSC Chemical Dependency Treatment Facility licensing under 26 TAC Chapter 564. In Arizona, it means AZDHS licensure of a behavioral health residential facility or outpatient clinic. Your business plan must state which license class you are applying for and which specific regulation chapter applies, in the executive summary.
The program description section should name the ASAM Criteria 4th Edition level of care you intend to deliver, described accurately. That means Residential Detoxification (Level 3.7) if you plan to run withdrawal management in a residential setting, Clinically Managed Residential care at the appropriate level if you plan long-term residential, Partial Hospitalization at Level 2.5 which is an outpatient program despite the name, Intensive Outpatient at Level 2.1, or Outpatient at Level 1.0. Do not casually mix 3rd Edition and 4th Edition language. Surveyors from both TJC and CARF will notice, and so will a Medicaid MCO credentialing analyst.
Other items the state expects to see, and that too many first-time operators leave out:
- A staffing plan that meets or exceeds the state’s minimum clinical and direct-care ratios for each shift, tied by name to the org chart
- A physical plant description sufficient for the EOC tour, including bed count, egress, medication storage, and separation of clinical and administrative space
- Confidentiality and records policies referencing 42 CFR Part 2 and HIPAA, plus a records retention schedule
- If you intend to run an OTP or office-based MAT, DEA registration and the 42 CFR Part 8 pathway for buprenorphine and methadone
- A quality assurance plan aligned to the NAATP Quality Assurance Guidebook and to accreditation standards
- MHPAEA compliance language on the payer side, since mental health parity questions now show up in state examinations as well as federal
If your state operates a Certificate of Need program for psychiatric or SUD residential beds, the CON application is a separate document but the assumptions must match your business plan exactly. Bed counts, service area, physician relationships, and projected utilization all have to reconcile. When they do not, the CON reviewer flags it, and so does the lender.
The pro forma line items PE and lenders actually stress-test
A treatment center pro forma is not a spreadsheet exercise. It is a set of clinical, operational, and payer assumptions expressed in dollars. Diligence teams pull it apart line by line.
The revenue build has to start from a defensible census assumption tied to length of stay by level of care, then multiply by a payer-mix-weighted net revenue per patient day. A common failure pattern: an operator assumes 85 percent occupancy from month four in a residential SUD program and a commercial payer mix of 70 percent, when the reality in their county is Medicaid-dominant and average census in year one runs closer to 55 to 65 percent. Both payer mix and length of stay are exactly what buyers now scrutinize.
Line items that get stress-tested every time:
- Net revenue per patient day by level of care and by payer. Commercial in-network, commercial out-of-network, Medicaid fee-for-service, Medicaid MCO, and self-pay must each have their own rate assumption. Reference KFF’s Medicaid and behavioral health analyses for coverage context.
- Length of stay assumptions tied to utilization management. If your pro forma assumes 30-day residential ALOS but the dominant MCO in your state authorizes in 7-day increments with concurrent review, model the downside.
- Days in AR and denial rate. Lenders read this before they read the P&L.
- Clinical labor as a percent of net revenue. If it does not reflect real market wages for LCSWs, LMHCs, RNs, and techs in your county, the underwriter will re-run the model.
- Ramp curve. Month-by-month census build tied to a marketing and referral plan that acknowledges LegitScript certification requirements for paid search.
- Startup capital reserve. A licensed residential SUD facility typically requires materially more startup capital than an outpatient IOP or PHP program, and lenders want to see six to nine months of operating reserve on top of build-out.
At exit, a PE buyer will re-underwrite these same lines. Deal timelines lengthened as lenders conducted “forensic” diligence on insurance receivables and cash collections, an effect lingering from the Change Healthcare disruption and ongoing Medicaid uncertainty, and regulators also increased scrutiny of private equity roll-up strategies. If the pro forma you wrote at launch does not tie cleanly to your general ledger and your 837 claims data three years later, your multiple compresses. Write the plan you can defend at exit.
Accreditation pathway, CMS Conditions, and why the plan should name a surveyor focus
Sophisticated capital wants to see accreditation on the roadmap before the first admission. The business plan should specify which body you intend to pursue: The Joint Commission Behavioral Health Care Accreditation or the CARF Behavioral Health Standards Manual, with a target survey window tied to your census ramp. Deemed status pathways to CMS Conditions of Participation flow through this decision when you plan to bill Medicare or seek certain Medicaid designations.
Name the surveyor focus you expect. For a new residential SUD program, that usually means medication management, seclusion and restraint policy (even if you never intend to use them), suicide risk assessment across the care continuum, HR files and primary source verification, environment of care, and infection control. For an outpatient program, it shifts to intake documentation, treatment planning, medical necessity, and coordination of care. A mock survey scheduled 60 to 90 days before your accreditation survey window is a line item in the budget, not an afterthought.
Payer readiness sits next to accreditation. Commercial payers and Medicaid MCOs increasingly require accreditation as a credentialing gate. Your managed care contracting plan should list target payers by name, project timely filing requirements, and identify which SIU audits and utilization management protocols each payer runs. If you have never sat through a payer SIU audit, budget for the fact that you will.
Frequently asked questions
How long should a behavioral health business plan be for investors vs. State licensing?
State licensing packages typically run 40 to 100 pages including policies, org chart, staffing plan, and program description. An investor-facing plan is tighter, usually 20 to 35 pages of narrative plus a detailed financial model and appendix. Write the licensing version first because it forces you to answer regulatory questions the investor deck can then summarize.
What financial assumptions do lenders and PE investors scrutinize most in a treatment center pro forma?
Net revenue per patient day by payer, payer mix realism against county-level demographics, census ramp, length of stay against utilization management reality, clinical labor as a percent of revenue, and days in AR. Platforms are selective on payer mix and length of stay, and diligence has moved toward forensic review of receivables and collections.
Do I need my Certificate of Need or licensure pathway mapped before finishing the business plan?
Yes. In CON states, you cannot legally operate certain bed types without the certificate, so the entire pro forma is conditional on that approval and its timeline. Even in non-CON states, the license class dictates staffing ratios, physical plant requirements, and reimbursable services, all of which drive the model.
How do I project payer mix realistically when I don’t have contracts yet?
Start with SAMHSA N-SUMHSS state profiles to see what facilities in your state currently accept, layer in your county’s Medicaid MCO market share, and interview two or three provider relations reps at the target payers before you finalize the model. Then run a downside case that assumes Medicaid is 15 to 25 points higher than base case.
What’s the difference between a business plan and a feasibility study for a treatment facility?
A feasibility study answers whether the market, licensure environment, real estate, and payer mix can support a facility at all. A business plan assumes feasibility and describes how you will build and operate it. Do the feasibility study first. Founders who skip it write business plans that collapse the moment a licensing analyst or lender pressure-tests them.
References
- SAMHSA, National Substance Use and Mental Health Services Survey (N-SUMHSS) 2023 Annual Report
- SAMHSA, 2023 National Survey on Drug Use and Health (NSDUH) Releases
- Mertz Taggart, Q4 2025 Behavioral Health M&A Report
- Behavioral Health Business, Behavioral Health Dealmaking Down in the First Half of 2026
- The Joint Commission, Behavioral Health Care Accreditation
- CARF International, Behavioral Health Standards
- CMS, Conditions of Participation and Conditions for Coverage
- Electronic Code of Federal Regulations, 42 CFR Part 2
- Electronic Code of Federal Regulations, 42 CFR Part 8 (OTP / MAT)
- NAATP, Quality Assurance Guidebook
- Kaiser Family Foundation, Mental Health Coverage and Financing