EMR systems are generally categorized by three things: where the software runs (your servers or someone else’s), how you pay for it (subscription or one-time license), and whether it’s built for general medicine or a specific specialty. Most practices will narrow their options quickly once they understand these distinctions, because each type carries different costs, technical demands, and tradeoffs around data control.
Before diving into the types, one clarification matters. EMR and EHR are often used interchangeably, but they’re technically different. An EMR is a digital version of the paper chart in a single clinician’s office, containing the medical and treatment history of patients within that one practice. An EHR goes further: it’s designed to share information across multiple healthcare organizations, following a patient through labs, specialists, and hospitals. In practice, most modern systems marketed as “EMRs” now include at least some EHR-level sharing capabilities, so the line has blurred considerably.
On-Premise EMR Systems
An on-premise EMR runs on servers physically located in your office or data center. You buy a perpetual license (a one-time upfront payment), then manage the hardware, backups, and software updates yourself or through an IT team. This model gives you complete control over your data, since nothing lives on a third-party server.
The tradeoff is responsibility. You’re on the hook for server maintenance, security patches, disaster recovery, and hardware replacements. That requires either in-house IT staff or a managed services contract, both of which add ongoing cost on top of the initial license fee. On-premise systems have been declining in popularity as cloud options mature. As of 2025, cloud-based deployments hold roughly 56.7% of the global hospital EMR market, meaning on-premise installations now represent the minority, though they remain common in large hospital networks with existing IT infrastructure and strict data governance requirements.
Cloud-Based EMR Systems
Cloud-based EMRs come in two flavors, and the difference between them matters more than most buyers realize.
Application Service Provider (ASP)
ASP systems sit in a middle ground between on-premise and fully cloud-native. The software vendor hosts the EMR application on their servers, but each practice gets its own dedicated instance of the software. Your data remains isolated from other clients, which adds a layer of security and avoids the performance slowdowns that can happen when many practices share the same infrastructure. Think of it like renting a private office in a building someone else maintains.
Software as a Service (SaaS)
SaaS EMRs are the most common model today. They run entirely through a web browser with no local installation required. You log in from any device with internet access, and the vendor handles all updates, backups, and security. The security in SaaS environments often exceeds what individual practices could achieve on their own, because vendors invest heavily in enterprise-grade data centers, encryption, and dedicated security teams.
The practical difference for your daily workflow: SaaS systems update automatically (you’ll log in one morning and see new features), while ASP systems may require scheduled maintenance windows. SaaS also scales more easily if you add providers or locations, since there’s no dedicated server instance to reconfigure.
How Pricing Differs by Type
On-premise systems use perpetual licensing, meaning a large upfront payment for permanent access. Costs scale with the number of users or patient records, and you’ll still pay annual maintenance fees for support and updates.
Cloud-based systems (both ASP and SaaS) typically use monthly subscriptions. Based on current market pricing, here’s what to expect:
- Entry-level plans run up to $200 per user per month (or $299 flat rate). These cover scheduling, patient portals, document management, and e-prescribing.
- Mid-tier plans run up to $300 per user per month (or $400 flat rate). They add telemedicine video visits, medical billing, practice management tools, and appointment reminders.
- High-end plans run up to $400 per user per month (or $550 flat rate). These are built for hospitals and large networks, with registry reporting, referral management, disaster recovery, private cloud hosting, and around-the-clock support.
A solo practitioner on an entry-level SaaS plan might pay under $2,400 per year. A five-provider practice on a mid-tier plan could spend $18,000 or more annually. The subscription model avoids the large capital outlay of on-premise licensing, but costs accumulate over time, and you never “own” the software.
General-Purpose vs. Specialty-Specific Systems
General-purpose EMRs are designed to work across primary care and multiple disciplines. They offer broad functionality: charting, prescribing, lab orders, billing. Most small to mid-size primary care practices use a general-purpose system because their documentation needs are relatively standard.
Specialty-specific EMRs, on the other hand, are built around the unique workflows and data requirements of a particular field. The differences are more than cosmetic. A cardiology EMR includes built-in checklists that prompt staff to collect a full family medical history for every patient, which is critical for cardiovascular diagnosis. An oncology EMR has scheduling tools designed for multi-month radiation or chemotherapy treatment plans. A pediatrics EMR tracks growth measurements over time and flags when vaccinations are due. A podiatry EMR comes preloaded with documentation templates for different visit types specific to foot and ankle care.
These specialty modules save significant time compared to customizing a general-purpose system. When your charting templates, order sets, and clinical decision prompts already match how you practice, you spend less time clicking through irrelevant fields and more time with patients. The downside is a smaller vendor pool: fewer companies build for niche specialties, which can mean less competitive pricing and fewer integration options.
Open-Source EMR Systems
Open-source EMRs like OpenEMR and OpenMRS make their source code freely available. Any organization can download, install, and modify the software without paying licensing fees. This makes them popular with community health centers, international aid organizations, and practices with tight budgets and strong technical resources.
The cost savings come with significant caveats. Open-source projects typically lack centralized quality control, meaning there’s no guarantee the code has been rigorously tested for security flaws. Unlike commercial vendors that provide dedicated support teams, open-source projects often lack the structure or resources to take accountability for security issues. The code is frequently updated, and if your organization doesn’t apply those updates promptly, security vulnerabilities can go unaddressed. A U.S. Department of Health and Human Services report noted that organizations often fail to track where open-source components are used and remain completely unaware of which pieces need updating.
Running an open-source EMR effectively requires either a developer on staff or a contracted IT firm with healthcare experience. You’ll need to evaluate the project community’s activity level, the codebase’s security posture, and how responsive the maintainers are to reported vulnerabilities. For practices without that technical capacity, the “free” price tag can quickly become expensive in labor and risk.
Interoperability and Certification
Regardless of type, any EMR used in the United States should be certified through the ONC Health IT Certification Program. The Office of the National Coordinator for Health Information Technology establishes certification criteria that define baseline capabilities a system must possess, covering areas like data exchange, security, and clinical decision support. A certified system has demonstrated it can meet these requirements through formal testing.
Certification matters for two practical reasons. First, it’s required if your practice participates in federal programs that incentivize or mandate electronic health records. Second, it’s your best assurance that the system can actually exchange data with other providers, labs, and pharmacies. An EMR that can’t send or receive information electronically creates the same bottleneck as paper charts: records have to be printed and mailed or faxed to specialists, which slows care and increases errors.
When comparing systems, look for ONC certification status early in the evaluation process. It’s the simplest way to filter out platforms that won’t meet regulatory requirements or play well with the rest of the healthcare ecosystem.