OpenEMR - OpenEMR is an open source electronic health records and medical practice management solution.
Cerner - Cerner's health information and EHR technologies connect people, information and systems around the world. Serving the technology, clinical, financial and operational needs of health care organizations of every size.
GNU Health - GNU Health is a Free/Libre project for health practitioners, health institutions and governments.
eClinicalWorks - eClinicalWorks - the largest Cloud EHR in the nation. Make the switch to eClinicalWorks
OpenMRS - OpenMRS is a community-developed, open source, enterprise electronic medical record system platform.
WebPT - WebPT is a completely legit and reliable physical therapy automation software platform that allows rehabilitation centers to streamline their business operations.