By Gerardo Herrero, Founder and CEO, Alephoo
LinkedIn: Gerardo Herrero
LinkedIn: Alephoo
Interoperability conversations in the United States tend to assume a shared floor: one national framework, one certification program, one set of standards everyone is nominally moving toward. Latin America offers a useful counterfactual. Five countries, five regulatory regimes, no common floor, and yet meaningful interoperability progress in several of them. The lessons travel further than the region.
Consider what a clinical system must satisfy to operate across the largest Spanish-speaking markets. Mexico requires certification against NOM-024-SSA3-2012, granted per product and per version by the health ministry’s information directorate, with a defined scope covering outpatient care, hospital discharges, or emergency services. Colombia requires that clinical data reported alongside each invoice pass automated validation, and since mid-2026 an invoice whose data fails those rules is rejected outright rather than flagged. Argentina mandates electronic prescribing under a 2020 statute. Chile organizes coverage around a defined list of guaranteed health problems, currently ninety, each with its own clinical and timing obligations. Uruguay runs a federated national record where the platform stores no clinical data at all, only an index of where each encounter lives, which means a system must answer inbound queries in real time rather than simply publishing outbound files.
Three observations follow, and none of them are specific to the region.
Compliance drives standards adoption more reliably than innovation budgets. HL7 FHIR R4 uptake across these markets tracks regulatory pressure far more closely than it tracks IT spending or organizational maturity. Where a ministry made structured exchange a condition of getting paid, adoption followed within quarters. Where interoperability remained a stated aspiration without a payment consequence, pilots stalled regardless of enthusiasm. Health systems planning multi-year interoperability roadmaps should look hard at which requirements carry a financial consequence, because those are the ones that will actually move.
Federated beats centralized when trust is the constraint. Uruguay’s decision to index events rather than centralize records sidesteps the governance fight that stalls national repositories elsewhere: who owns the data, who is liable for a breach, who decides on access. Each institution remains custodian of its own records and answers queries under defined conditions. The technical cost is real, since every participating system must serve inbound requests rather than dump files on a schedule, but the political cost is far lower. Regions attempting national exchange without settling data ownership first should study this pattern closely.
Localization is not a translation problem. The most common failure I see is a mature international platform arriving with excellent clinical functionality and no capacity to produce the specific artifacts a local payer or ministry requires. Language is trivial. The hard part is that each country’s validation rules, code sets, and invoicing formats are structurally different, and they change on schedules the vendor does not control. Colombia’s technical specifications now live in a ministry microsite and are revised without new legislation, which means a yearly release cycle is already too slow. Any interoperability strategy that treats regional requirements as a configuration layer, rather than as a moving dependency requiring its own release process, will accumulate compliance debt.
There is a fourth lesson, less technical and more uncomfortable. Fragmentation has not prevented progress. Several of these countries moved from paper-dominant to structured electronic exchange faster than jurisdictions with far greater resources and far more coherent national frameworks. The binding constraint was rarely standards literacy or capital. It was whether the requirement had teeth and whether clinicians were trained inside the workflow rather than beside it.
For health IT leaders working in more unified environments, the practical takeaway is to stop treating regulatory heterogeneity as an obstacle to be waited out. It is a permanent condition in most of the world, and increasingly within federal systems as well, where states and provinces set divergent rules on privacy, prescribing, and reporting. Architectures that assume a stable national specification tend to age badly. Architectures that treat compliance rules as versioned, externally owned inputs, tested continuously against live requirements, tend to survive.
The region does not offer a model to copy. It offers a stress test that most interoperability plans have not been subjected to, and a reminder that the standard is only as useful as the enforcement behind it.