
Patient Safety Organization (PSO)
Patient safety is who we are. Join us on our journey to reduce preventable harm.
Transform Patient Safety Across Your Organization
At ECRI and the ISMP PSO, patient safety isn't just what we do, it's who we are.
For nearly two decades, we've partnered with healthcare leaders nationwide to dramatically reduce preventable harm, strengthen safety systems, and build resilient cultures that protect patients, staff, and communities.

A Unique Force in Patient Safety
We are one of the largest and most trusted Patient Safety Organizations in the United States, federally certified by the Agency for Healthcare Research and Quality (AHRQ). Our strength comes from unmatched expertise, real-world data, and evidence-based insights—helping you make decisions that save lives and improve care.
7,000+
Root Cause Analyses
8+ million
events, including near misses and hazardous conditions
1 of 11
Evidence-based Practice Centers
Why Organizations Choose Us
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Unrivaled data insights: Our PSO database includes millions of safety events from across care settings—providing the industry's deepest view into risks and trends.
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Dedicated safety advisors: Every member receives personalized guidance from healthcare professionals advancing patient safety outcomes through evidence-based tools, education, and system-wide safety strategies.
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Expert network at your fingertips: Members tap into 500+ subject matter experts who stay at the forefront of emerging safety science and best practices.
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ISMP’s gold-standard medication safety expertise: We leverage the Institute for Safe Medication Practices’ deep understanding of system-based causes of errors to mitigate risk and drive practical prevention strategies.
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Cross-sector collaboration: With members from acute care, ambulatory settings, senior care, and more, you benefit from shared learning and collective problem-solving.
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Document review: Our experts review documents related to root cause analyses (RCAs), safety data, and infection prevention and control, providing feedback that supports meaningful safety improvements.

How We Help
We go beyond collecting. Our approach combines data, expert analysis, actionable tools, and collaborative learning to help you:
- Detect, understand, and prevent unsafe conditions before they harm patients
- Strengthen clinical and safety protocols with evidence-based guidance
- Support a culture of safety, continuous learning, and transparency
- Improve outcomes through education, coaching, analytics, and peer-to-peer learning
- Learn to reduce risk by leveraging exclusive resources and tools such as data snapshots, publications and curated literature searches
Every safety event that your team reports to the PSO becomes part of a national learning system accelerating improvements not just in your organization but across healthcare.
What Is a Patient Safety Organization?
A PSO provides a trusted, federally protected environment in which healthcare providers can report safety concerns, near misses, and unsafe conditions without fear of legal exposure. These insights are then analyzed to reveal patterns and root causes, helping teams prevent future harm and drive meaningful improvement.
Real Results, Real Impact
Working with a PSO isn’t a compliance checkbox—it’s a strategic advantage. Providers benefit from:
By turning data into knowledge, and knowledge into safer care, we help you prevent harm and improve outcomes.
PSO Fast Facts
Patient Safety Organizations (PSOs) collect and analyze data voluntarily reported by healthcare providers to help improve patient safety and healthcare quality. PSOs provide feedback to healthcare providers aimed at promoting learning and preventing future patient safety events. Working with a PSO makes it possible for information from healthcare providers to receive certain legal protections and to be contributed to the Network of Patient Safety Databases (NPSD). Under the Patient Safety and Quality Improvement Act of 2005 (the Patient Safety Act), AHRQ certifies and lists PSOs.
There are eight patient safety activities that are carried out by, or on behalf of a PSO, or a healthcare provider:
- Efforts to improve patient safety and the quality of healthcare delivery
- The collection and analysis of patient safety work product (PSWP)
- The development and dissemination of information regarding patient safety, such as recommendations, protocols, or information regarding best practices
- The utilization of PSWP for the purposes of encouraging a culture of safety as well as providing feedback and assistance to effectively minimize patient risk
- The maintenance of procedures to preserve confidentiality with respect to PSWP
- The provision of appropriate security measures with respect to PSWP
- The utilization of qualified staff
- Activities related to the operation of a patient safety evaluation system and to the provision of feedback to participants in a patient safety evaluation system
The term "safety" refers to reducing risk from harm and injury, while the term "quality" suggests striving for excellence and value. By addressing common, preventable adverse events, a healthcare setting can become safer, thereby enhancing the quality of care delivered. PSOs create a secure environment where clinicians and healthcare organizations can collect, aggregate, and analyze data, thus identifying and reducing the risks and hazards associated with patient care and improving quality.
PSWP is the information protected by the privilege and confidentiality protections of the Patient Safety Act and Patient Safety Rule. PSWP may identify the providers involved in a patient safety event and/or a provider employee that reported the information about the patient safety event. PSWP may also include patient information that is protected health information as defined by the Health Insurance Portability and Accountability Act (HIPAA) Privacy Rule (see 45 CFR 160.103).
PSOs serve as independent, external experts who can assist providers in analyzing data that a provider voluntarily chooses to report to the PSO. Providers that work with a PSO can benefit from the ability of PSOs to aggregate data from all of the providers reporting to the PSO, enabling many PSOs to develop the large numbers of patient safety events essential for identifying the underlying causes of infrequent, but often tragic, adverse events.
The Patient Safety Act and Rule provide protections that are designed to allay fears of providers of increased risk of liability if they voluntarily participate in the collection and analysis of patient safety events. The uniform Federal protections that apply to a provider's relationship with a PSO are expected to remove significant barriers that can deter the participation of healthcare providers in patient safety and quality improvement initiatives, such as fear of legal liability or professional sanctions.
AHRQ has published a short brochure, "Choosing a Patient Safety Organization," to help providers select a PSO appropriate to their needs.
Please visit AHRQ's Patient Safety Organization (PSO) website.
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