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Full Editorial Writeup
This is a single-physician allergy and immunology practice in Kentucky generating $4.5M in revenue and $600K in owner cash flow. The clinical model centers on recurring, insurance-reimbursed specialty care: allergy testing and diagnostics, asthma management, immunotherapy (allergy shots), skin allergy care, and food allergy treatment. The practice reports 2,936 active patients (seen within the past 12 months) and 4,760 office visits over the same period, supported by a team of one physician, four nurses, and three administrative staff.
What makes this attractive is the nature of allergy and immunology as a specialty. Immunotherapy is inherently recurring: patients come back for shots on a schedule that can run years, which creates a sticky, predictable revenue base that most primary-care or episodic specialties lack. The practice is profitable (roughly 13 percent cash flow margin on revenue), and the seller is offering an extended transition plus help recruiting a successor physician, which is the single biggest execution risk in a doctor-dependent business.
The listing is also framed as a platform or tuck-in for a larger specialty-care group, and that framing is fair. At 3.75x cash flow, the price sits in a reasonable band for a physician practice, but the entire deal hinges on what happens to the one physician producing the revenue. This is a classic key-person situation where the quality of the diligence and the transition structure matter more than the headline multiple.
Why we like it
- Earnings quality is solid for a small specialty practice: $600K cash flow on $4.5M revenue, with most of it flowing from insurance-reimbursed clinical services rather than discretionary cash-pay work. The 2,936 active-patient base and 4,760 annual visits give a defensible denominator for the revenue rather than a vague goodwill claim.
- Allergy and immunology is one of the stickier medical specialties because immunotherapy treatment plans run multiple years with scheduled recurring visits. That turns a chunk of the patient panel into a quasi-subscription of shot appointments, which is exactly the durable, repeat-revenue dynamic you want when buying a practice.
- Demand is recession-resistant and structurally growing: allergies, asthma, and food-allergy diagnoses are rising, and these conditions do not go away in a downturn. Patients keep their immunotherapy schedules because stopping means losing the clinical benefit, which protects the base through economic cycles.
- The seller is offering an extended transition and active help recruiting and acclimating a successor physician, which directly addresses the central risk in a single-doctor practice. For an operator or platform that can supply or recruit a physician, this lowers the handoff risk that normally plagues doctor-dependent deals.
How to improve it
- Add advanced practice providers (NPs or PAs) to handle immunotherapy visits, follow-ups, and routine management under physician supervision. This decouples revenue from a single physician's hours, expands appointment capacity immediately, and is the fastest path to de-risking the key-person problem.
- Audit and tighten revenue cycle management on the first pass: verify payer mix, denial rates, days in AR, and coding accuracy for allergy testing and immunotherapy administration. Specialty practices frequently leave 5 to 10 points of collectible revenue on the table through soft billing, and this is money with no incremental cost.
- Build a formal referral development program with local primary care physicians, pediatricians, ENTs, and pulmonologists. Allergy practices live and die on referral flow, and a structured outreach cadence can meaningfully lift new-patient volume without any clinical capacity change.
- Expand appointment availability and reduce wait times to convert latent demand already sitting in the referral pipeline. With 4,760 visits across nearly 3,000 active patients, there is clear room to increase visit frequency and capture backlog if scheduling and hours are optimized.
- Review and expand cash-pay and ancillary service lines such as in-office allergen testing panels, biologics administration for severe asthma, and food allergy treatment programs. These add higher-margin revenue and deepen the clinical relationship with the existing panel.
- Negotiate better payer contracts once under new ownership or a platform umbrella. A larger specialty-care organization can often secure materially better reimbursement rates than a lone physician, which drops straight to the bottom line.
Diligence notes
- The entire deal is key-person dependent on one physician producing all clinical revenue, so confirm the exact transition length, the realistic timeline and cost to recruit a replacement allergist, and whether the current physician will sign a meaningful non-compete. If a successor cannot be secured, the $600K cash flow is at risk on day one.
- Verify revenue and cash flow with three years of tax returns, payer remittances, and a full payer mix breakdown. The listing shows cash flow but not EBITDA or add-back detail, so reconstruct true normalized earnings after a market-rate physician salary, because the $600K SDE likely includes the owner's clinical compensation.
- Analyze the immunotherapy patient cohort specifically: how many of the 2,936 active patients are on multi-year shot regimens, their retention and completion rates, and how much of total revenue is recurring immunotherapy versus one-time testing. This recurring base is the core of the valuation and must be quantified, not assumed.
- Confirm the real estate and lease situation since the asking price excludes property. Review lease terms, rent, remaining term, and whether the location is defensible, and clarify the state and exact market given the listing says Kentucky but the title references the Southern U.S.
- Check malpractice history, licensing, credentialing status with all payers, and whether in-network contracts transfer cleanly to new ownership. Re-credentialing a new physician with commercial and government payers can take months and create a revenue gap during the transition.
Source
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