Center for Medicaid and Medicare Services

How Ethnographic Methods Make APIs More Usable

abstract design
by LIBBY KAUFER and MARIA VIDART-DELGADO, Ad Hoc LLC Ethnographic methods that center systems-thinking, how knowledge is constructed, and how knowledge is shared among communities are the best approach for developing collective digital products like APIs. Application Programming Interfaces, commonly known as APIs, connect the front-end interfaces we see when we navigate the internet (like websites and apps) to the back-end systems, or databases, that store information. APIs enable people to carry out transactions online, like purchasing goods, booking flights, or applying for government benefits. While they are invisible to end-users, APIs are crucially important to developers and to the way many websites, programs, and applications function. Like codebases and databases, APIs are objects consumed collectively and collaboratively by teams of developers who work together to integrate front-end to back-end systems, run tests, and monitor and troubleshoot integration issues. In the context of APIs, typical UX research methods...

Can I Get a Witness? The Limits of Evidence in Healthcare Quality Evaluation Systems in American Hospitals

LINDSAY FERRIS Ad Hoc, LLC NICHOLE CARELOCK Ad Hoc, LLC “I got verbals, but verbals don’t hold up in court….I need it in black and white.” After Sheila submits hospital quality data to the Center for Medicaid and Medicare Services (CMS), reports indicate that her data hasn’t been received. She makes countless calls to the CMS Help Desk to get answers. They reassure her numerous times that they have her data, yet Sheila is insistent that she needs to see the change explicitly stated in the report. Sheila makes it her personal crusade to obtain material evidence because only written testimony will prove that her data has been submitted successfully and protect her facility from CMS penalties. At a time when we are becoming increasingly reliant on data and technology as the ultimate bearers of truth, Sheila exemplifies how people become stewards of evidence in service to these technical systems. As she moves her facilities’ data through CMS’ error-ridden reporting system, the burden of proof is on her to provide...