American Shared Hospital Services
American Shared Hospital Services finances and operates advanced radiation therapy technology through two models: leasing medical equipment to hospitals and running its own radiation therapy centers that bill patients and payors directly. Its installed base includes Gamma Knife stereotactic radiosurgery systems, LINAC radiation therapy systems, and a proton beam radiation therapy (PBRT) system under contract arrangements. In the leasing segment, revenue is tied to procedure volumes via fee-per-use pricing or revenue-sharing on hospital reimbursements, typically under long-term contracts. In direct patient services, the company operates single-unit centers in Rhode Island and international facilities in Peru, Ecuador, and Mexico, where it provides radiation treatments as the principal under patient contracts.
Fiscal year 2025 · change from previous year
Development 2020–2025
Business
Share of revenueLeasing of Gamma Knife radiosurgery systems to hospitals under fee-per-use or revenue-sharing contracts.
Proton beam radiation therapy leasing under a revenue-sharing model tied to reimbursement and utilization.
Leasing of LINAC radiation therapy systems, with economics driven by procedure volume and contract terms.
Radiation therapy treatments delivered at company-operated single-unit centers in Rhode Island billed to patients/payors.
Company-operated Gamma Knife and LINAC facilities in Latin America providing treatments under patient contracts.
Products
Reported · share of revenue- Patient Income55.3 %
- Rental Income From Medical Services44.7 %
Source: 10-K FY2025, revenue the company reports per product line (SEC XBRL). Shares are of the lines shown and add up to 100 %.
Customers
The leasing segment’s customers are hospitals and health systems that want access to high-cost radiation therapy equipment without fully owning and operating the asset. These hospital customers pay either per procedure (fee-per-use) or share a contracted percentage of reimbursement received, which makes utilization and payer mix central to economics. The direct patient services segment serves cancer patients referred for stereotactic radiosurgery or radiation therapy at company-operated centers, with reimbursement coming from government and commercial payors. The company’s customer mix therefore spans institutional counterparties (hospitals) and healthcare consumers (patients), with demand influenced by clinical volumes, referral patterns, and reimbursement rates.
Lease Gamma Knife, LINAC, and PBRT capacity via fee-per-use or revenue-sharing to provide radiation therapy without owning the equipment outright.
Receive radiation therapy at the Rhode Island facilities where the company acts as principal and recognizes treatment revenue at the time of service.
Receive Gamma Knife or LINAC treatments at facilities in Peru, Ecuador, and Mexico, expanding the direct patient services model outside the U.S.
Provide maintenance and service coverage (e.g., Elekta, Mevion) that supports uptime and contractual performance for leased and owned systems.
Strategy
The company’s strategy centers on expanding and optimizing a contracted installed base of radiation therapy systems while balancing two operating models: hospital leasing and direct patient services. Acquiring a majority stake in the Rhode Island centers and launching the Puebla, Mexico facility indicate a push to grow direct patient services where the company controls operations and patient contracting. In leasing, the focus is on structuring fee-per-use and revenue-sharing contracts that align returns with procedure volumes and reimbursement, typically over long contract terms. Operationally, maintaining equipment uptime through third-party service agreements is critical to protecting procedure capacity and revenue realization.
Owned centers allow the company to contract directly with patients and capture economics beyond equipment leasing.
Leasing revenue is driven by procedure volume and reimbursement under fee-per-use and revenue-sharing arrangements.
Service commitments and maintenance execution affect capacity, patient throughput, and profitability at both leased and owned sites.
Geography
Operations are primarily U.S.-based, with leased Gamma Knife, LINAC, and PBRT systems under contract with domestic hospitals and direct patient services centers in Rhode Island. Internationally, the company owns and operates Gamma Knife facilities in Lima, Peru and Guayaquil, Ecuador, and a LINAC center in Puebla, Mexico that began treating patients in July 2024. The geographic footprint matters because reimbursement dynamics are U.S.-centric for leasing economics (including CMS rates), while international centers introduce local demand, regulatory, and currency/collection considerations. The company’s installed base can shift over time as contracts start/end, affecting where procedure volume and revenue are generated.
Risks
Revenue is highly sensitive to procedure volumes at each site, because leasing contracts generally lack guaranteed minimum payments and direct patient services depend on patient throughput and referrals. Reimbursement risk is central: changes in CMS rates, coding, or payer policies can reduce the reimbursement pool that underpins fee-per-use pricing and revenue-sharing receipts. The business also carries execution risk around equipment uptime and service costs, given reliance on third-party maintenance providers and significant service commitments. International operations in Peru, Ecuador, and Mexico add regulatory, collection, and currency risks relative to the U.S. base, while new site development and equipment financing availability can constrain growth or pressure returns.
Leasing revenue is recognized per procedure or as a share of reimbursement, and direct patient services depend on patient throughput; lower volumes drove segment losses in the quarter discussed.
Exposure: All sites; especially fee-per-use and revenue-share contracts
Contract receipts are tied to reimbursement levels (directly for revenue share and indirectly for demand), so payer policy changes can reduce revenue per treatment.
Exposure: U.S. Gamma Knife and PBRT utilization and pricing
The company has significant service commitments and depends on vendors to keep systems operational; downtime reduces procedures and can raise costs.
Owned facilities in Peru, Ecuador, and Mexico face local regulatory requirements, collections variability, and potential currency impacts versus U.S. operations.
Exposure: Direct patient services international centers
Accounting
Judgemental itemsFee-per-use is recognized when procedures occur, while revenue-sharing requires estimating reimbursement receipts; estimation changes can shift revenue between periods.
Impact: Affects timing/amount of leasing revenue and related receivables
The company acts as principal and recognizes a single performance obligation at a point in time when radiation treatment is delivered.
Impact: Affects gross vs net presentation and timing of patient-service revenue
Some contracts include cost-sharing, requiring estimates of operating costs that are adjusted as actuals emerge.
Impact: Affects other direct operating costs and segment profitability
Radiation therapy equipment is capital intensive; changes in useful life/salvage assumptions or impairment assessments can materially change depreciation and asset values.
Impact: Affects depreciation expense and potential impairment charges
Purchase accounting requires fair value estimates and allocation that can affect goodwill/intangibles and future amortization/impairment.
Impact: Affects balance sheet and future earnings through amortization/impairment
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Last updated: 24/09/2026