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10 Biggest Cerner EHR Implementations in United States

Cerner Corporation has supplied the EHR systems of several of the industry's leading health systems, helping them win several health IT industry awards.

By Sara Heath

As far as EHR and health IT systems go, one of the most notable vendors is Cerner Corporation. Being used in nearly 18,000 facilities, Cerner has proved itself to be a key vendor in the health IT industry.

Cerner Corporation EHR systems are used by several of the top health systems in the nation

Furthermore, the vendor has been adopted by several of the leading health systems, helping those health systems receive several health IT industry awards. Here is a breakdown of those 10 largest health systems using Cerner using data and intelligence from Definitive Healthcare.

Editor’s note: This is the first installment in a multi-part series on health system and hospital EHR implementations in the United States involving industry-leading EHR companies. Read about the biggest Epic, Allscripts, and MEDITECH EHR implementations here, here, and here.

CORRECTION: Select Medical Corporation is not a Cerner client, officials for the organizations have confirmed.

Ascension Health

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Ascension Health Cerner EHR implementationAs the largest non-profit Catholic health system in the nation, Ascension Health maintains nearly 1,900 sites of care in 24 states and the District of Columbia, including 131 hospitals and over 30 senior health facilities.

In 2004, Ascension teamed with Cerner to connect all of its care facilities to one EHR, aiming to improve quality along the care spectrum in its inpatient settings. Since the implementation of Cerner systems, Ascension has had several facilities be awarded for its health IT achievements.

Earlier this year, eight Ascension facilities received Most Wired recognitions, one facility received the Most Wired—Small and Rural distinction, and one received the Most Wired Most Improved distinction.

Likewise, Ascension recently received HIMSS Stage 6, distinguishing its inpatient hospitals as facilities with high quality care and interoperable systems.

Tenet Healthcare

Tenet Healthcare Cerner EHR implementationAt the time of its 2012 Cerner EHR implementation, Tenet was operating 49 hospitals and implemented the Cerner EHR system at 47 of those inpatient hospitals.

Today, Tenet operates nearly 87 hospitals, 19 short-stay surgical hospitals, over 425 outpatient centers, all operated by more than 130,000 employees. Operating on pillars of quality, integrity, innovation, transparency, and service, Tenet Healthcare has received several accolades within the health IT industry.

This includes top honors for one of its hospitals, Detroit Medical Center, for excellent savings performance in the Centers for Medicare & Medicaid Services (CMS) Pioneer Accountable Care Organization initiative.

Universal Health Services

UHS Cerner EHR implementationAs a major health system, Universal Health Services operates in nearly 235 acute care and behavioral health facilities in 37 states. These facilities employ over 70,000 people.

In 2012, UHS adopted Cerner EHR systems in both its inpatient and ambulatory facilities, helping to improve care quality and patient safety across UHS’s facilities.

Within the past year, UHS facilities have been recognized for their care quality by The Joint Commission, highlighting the health system’s ability to utilize health IT to drive quality measures.

Trinity Health

Trinity Health Cerner EHR implementationSince 2000, Trinity Health, formerly known as CHE Trinity Health, has been using Cerner EHR systems in both its inpatient and ambulatory facilities. With this utilization of health IT, Trinity Health has been named HIMSS Stage 6, showing exceptional use of IT to increase quality of care and interoperability.

Additionally, Trinity Health and Cerner have received the College of Healthcare Information Management Executives (CHIME) 2013 Collaboration Award. As a major non-profit Catholic health system, Trinity Health operates several facilities in 21 states, including 88 hospitals and 126 continuing care facilities, home health and hospice programs.


Healthsouth Cerner EHR implementationHealthsouth, a major provider of rehabilitation care nationwide, operates in 33 states, including Puerto Rico.

The health system’s mission to provide patient-centered, high-quality, and safe care manifested itself in Healthsouth’s 2011 adoption of Cerner EHR systems in both its ambulatory and inpatient settings.

At the time of adoption, Healthsouth implemented the Cerner systems in 97 inpatient facilities in nearly 26 states. Since implementation, Healthsouth has received HIMSS Stage 6 awards in their acute care settings.

Dignity Health

Dignity Health Cerner EHR implementationAfter switching to Cerner EHRs in 2013 for both inpatient and ambulatory facilities, Dignity Health has made strides in the health IT industry. This includes receiving 2015 awards for Most Wired facilities, displaying exemplary use of EHRs and other health IT systems.

Dignity Health operates on a mission to provide compassionate and affordable care through kindness, and does so in several states in the southwest, including California, Arizona, and Nevada. Within these states Dignity Health operates nearly 40 hospitals and care centers.

Adventist Health System

Adventist Health System Cerner EHR implementationRunning in 10 states, Adventist Health System operates nearly 44 hospitals with 8,100 beds, serving 4.7 million patients each year.

By 2008, the health system had implemented Cerner EHR systems in their inpatient and ambulatory settings as a part of their mission to provide integrated care at all of their skilled nursing facilities, urgent care centers, and home health and hospice centers.

Since implementing their EHR, Adventist has received several accolades, including some HIMSS Stage 7 awards, HIMSS Stage 6 awards, and Most Wired awards in both 2014 and 2015.

Carolinas HealthCare System

Carolinas HealthCare SystemOperating in North and South Carolina, Carolinas HealthCare System provides care in over 900 settings, including academic medical centers, hospitals, healthcare pavilions, physician practices, destination centers, surgical and rehabilitation centers, home health agencies, nursing homes, and hospice and palliative care.

In 2005, Carolinas HealthCare System integrated the health files across its ambulatory and inpatient care spectrum through the Cerner EHR system.

Since then, the health system has had one hospital receive HIMSS Stage 7, nine hospitals receive HIMSS Stage 6, and has also received a Most Wired award.

Banner Health

Banner Health Cerner EHR implementationSince adopting Cerner EHR systems in 2005, Banner Health has saved over $2 million in paper records within a three-year time period. Additionally, it has received many health IT awards. Most notably, nearly 21 of Banner’s acute care hospitals were awarded HIMSS Stage 7 nods.

Likewise, Banner Health was recognized in the 2014 Most Wired awards. The Arizona-based health system operates 29 hospitals in seven states, including several university research hospitals. Banner Health is also responsible for employing nearly 47,000 workers.

Memorial Hermann Health System

Memorial Hermann Health System Cerner EHR implementationSince 1998, Cerner has been the health IT vendor for Memorial Hermann Health System, helping them implement EHR technologies in their inpatient facilities. Since implementation, Memorial Hermann has been named one of the Most Wired Hospitals, and has also been named one of the top hospitals by Truven Analytics. With 13 hospitals located in the Houston, Texas region, Memorial Hermann employs nearly 5,500 affiliated physicians and 21,000 employees.



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