ASERETH MEDICAL SERVICES (AMS) is NATIONWIDE, JOINT COMMISSION CERTIFIED medical staffing firm, with 30+ years of Pharmacy and Allied Health Registry Staffing experience. AMS specializes in helping our clients thrive; by supplying staffing solutions with clinicians who are committed, competent and qualified to meet our client’s patient care needs. AMS is run and managed, by licensed medical professionals, active in their fields—so we have firsthand knowledge and experience.