Quality Systems, Inc. (QSI) is a healthcare information technology company based in Irvine, California, United States. Founded in 1974 by Sheldon Razin, QSI initially focused on developing electronic health records (EHR) for medical practices.

Over the years, the company expanded its product portfolio to include practice management systems, revenue cycle management solutions, and interoperability solutions. QSI's headquarters are located in Irvine, California. However, the company operates globally, serving a wide range of healthcare providers, including hospitals, clinics, and ambulatory surgery centers.

QSI delivers its products and services through its subsidiaries, including NextGen Healthcare, Mirth Corporation, and Entrada. NextGen Healthcare, the largest subsidiary of QSI, offers EHR and practice management solutions designed to improve clinical documentation, patient engagement, and revenue optimization. Mirth Corporation specializes in interoperability solutions, enabling seamless exchange of health information between different healthcare systems.

Entrada, acquired by QSI in 2017, provides mobile solutions for clinical documentation and medical transcription services. In terms of market position, QSI is a key player in the healthcare information technology sector. With a strong presence in the United States, the company has established itself as a trusted partner for healthcare providers seeking to improve patient care and operational efficiency.

QSI competes with other major players in the industry, such as Cerner, Epic Systems, and Allscripts. In recent years, QSI has focused on expanding its interoperability capabilities through strategic partnerships and acquisitions. In 2013, it acquired Mirth Corporation, consolidating its position as a leader in healthcare interoperability solutions.

Additionally, the acquisition of Entrada in 2017 added mobile solutions to QSI's product portfolio. As of the latest available information, QSI continues to innovate and deliver solutions that empower healthcare organizations to deliver high-quality, patient-centered care. The company's commitment to developing advanced EHR, practice management, and interoperability solutions has propelled its growth and solidified its position in the global healthcare IT market