MUMPS and derivatives are still the basis for the major EMRs in use today. https://www.elys.com/blog/mumps-the-arcane-database-language-behind-our-electronic-m

MUMPS and derivatives are still the basis for the major EMRs in use today. https://www.elys.com/blog/mumps-the-arcane-database-language-behind-our-electronic-medical-records https://www.elys.com/blog/mumps-the-arcane-database-language... EPIC has about 1/3 US market share, and the VA--the largest healthcare system in the country--has its homegrown VistA CPRS. So MUMPS isn't going anywhere :)