Electronic health records have roots stretching back to the 1960s, when a handful of physicians and researchers began experimenting with storing patient information on computers. The journey from those early prototypes to the near-universal adoption we see today took roughly five decades, shaped by academic innovation, government investment, and eventually federal law that made digital records a financial necessity for hospitals and doctors’ offices.
The 1960s: A New Idea Takes Shape
The story starts with Dr. Lawrence Weed, widely considered the father of the modern medical record. In 1964, Weed published his first work on the Problem-Oriented Medical Record, a system that organized patient charts around specific diagnoses rather than in loose chronological order. His 1968 paper “Medical Records that Guide and Teach” in the New England Journal of Medicine brought the concept to a wide audience. Weed went further than paper, though. He developed PROMIS (Problem-Oriented Medical Information System), one of the earliest functioning electronic health record systems, and invented the SOAP note format (subjective, objective, assessment, plan) that clinicians still use today.
At the same time, several large hospitals and academic medical centers were running their own experiments. These systems were expensive, built on mainframe computers, and limited to a single institution. They proved the concept was viable but were nowhere near practical for everyday medicine.
The 1970s: Early Systems Go Live
The 1970s saw the first electronic records that handled real patient data on a meaningful scale. At the Regenstrief Institute in Indianapolis, researchers began building a computer-stored medical record in 1972, starting with just 35 diabetes patients at what was then Marion County General Hospital. By 1973, physicians were using the system to pull up diagnostic reports, operative notes, discharge summaries, and drug records instantly. Compared to requesting a paper chart or calling individual departments for lab results, clinicians found it dramatically faster and more reliable.
The federal government was also moving. The Veterans Administration (now the Department of Veterans Affairs) launched initial modules of an electronic information system at 20 VA medical centers in 1978. This effort grew out of collaborations among the VA, the U.S. Public Health Service, the Department of Defense, and the Indian Health Service. It was one of the first large-scale, multi-site electronic record deployments in the country.
The 1980s and 1990s: Expansion and a National Call to Action
Through the 1980s, the VA’s system continued to grow. Under VA Under Secretary for Health Dr. Kenneth Kizer, it was eventually expanded across the entire VA enterprise and renamed VistA (Veterans Health Information Systems and Technology Architecture). Because the rollout coincided with the VA’s expansion into both outpatient and inpatient care, VistA was designed to cover everything from clinic visits to hospital stays from the start. It became one of the most comprehensive EHR systems in the world and remains a landmark in healthcare IT.
In 1991, the Institute of Medicine (now the National Academy of Medicine) published a pivotal report called “Computer-Based Patient Record: An Essential Technology for Health Care.” The report argued that digital records weren’t a luxury or a future possibility. They were a necessity for delivering safe, effective care. It laid out a roadmap for implementation and gave the broader healthcare industry a clear signal: paper charts needed to go. Despite that signal, adoption outside of large academic centers and government systems remained slow for another decade. Most private practices and community hospitals still ran on paper well into the 2000s.
2009: The Law That Changed Everything
The real turning point came on February 17, 2009, when President Obama signed the American Recovery and Reinvestment Act. Tucked inside that $787 billion stimulus package was the HITECH Act (Health Information Technology for Economic and Clinical Health), a $19.2 billion provision specifically aimed at digitizing American medicine. Of that total, $17.2 billion went to the Centers for Medicare and Medicaid Services for incentive payments to physicians and hospitals that adopted and demonstrated “meaningful use” of a certified EHR.
The incentives were generous, and the penalties for not participating eventually became real. Providers who failed to adopt a certified system faced reductions in their Medicare reimbursements. This combination of carrots and sticks transformed EHR adoption almost overnight.
Adoption by the Numbers
The shift is visible in the data. In 2008, only 9% of non-federal acute care hospitals and 17% of office-based physicians had adopted an electronic health record. By 2011, those numbers had climbed to 28% and 34%, respectively. Then adoption accelerated sharply: by 2014, 97% of hospitals had a certified EHR. Physician offices followed a similar curve, reaching 78% by 2021. As of the most recent federal data, 96% of hospitals and roughly 4 in 5 physicians use a certified system.
That progression from single digits to near-universality happened in less than a decade, driven almost entirely by the HITECH Act’s financial incentives. No other change in American healthcare infrastructure moved that quickly.
Making Systems Talk to Each Other
Adopting EHRs solved one problem (getting information off paper) but created another: records trapped in incompatible systems. A hospital using one vendor’s software often couldn’t share data with a specialist’s office using a different one. This interoperability gap became the next major challenge.
In September 2013, the first draft of FHIR (Fast Healthcare Interoperability Resources) was published, offering a modern framework for exchanging health data between systems. That initial version included 49 data resources and focused on straightforward use cases like pulling up medical documents on a mobile device or building a personal health record app. FHIR has since become the dominant standard for health data exchange in the United States, backed by federal regulations requiring EHR vendors to support it.
The result is a healthcare system that, while still imperfect, has moved from paper charts and faxed records to interconnected digital systems in a remarkably short period. The ideas that Weed, the Regenstrief team, and VA engineers pioneered in the 1960s and 1970s took nearly 40 years to become mainstream, but once the financial and regulatory pieces fell into place, the transformation was swift.