Category: Health Care

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Apr
22

The Medicare Provider Directory API

The Centers for Medicare and Medicaid (CMS) recently released Medicare provider enrollment data contained in the “Provider Enrollment, Chain, and Ownership System” or “PECOS”. CMS. . .

Apr
11

Provider Directory Workshop Roundup

On April 5th and 6th, the Office of the National Coordinator (ONC) and the Federal Health Architecture (FHA) held a workshop at MITRE in McLean. . .

Jun
9

The Direct Certificate Discovery RESTFul API

As part of my HHS Fellowship, I was asked by more than one stakeholder to perform some level of validation on the Direct email address.. . .

Nov
4

Certificate Authority Management System for Direct

The management software that runs the certificate authority (CA) at DirectCA.org, or more precisely console.directca.org, is now open source. “vcert” is a web-based application written. . .

Aug
28

Provider Directory Proposal (NPPES Redux)

A couple of weeks ago, I attended ONC’s Direct Bootcamp in Crystal City, VA. A hot topic at the two-day conference was the notion of. . .

Aug
22

RESTFul Direct Certificate Discovery

Direct is a health information exchange framework based on Public Key Infrastructure (PKI) and email. Public x509 certificates must be discoverable for Direct to work. . .

Aug
19

How to Serve Public Certificates with BIND for the Direct Project

Serving public certificates via DNS is quite an obscure endeavor. This is made quite evident by the total lack of documentation on how to serve. . .

Aug
12

Direct Certificate Authority – directca.org

Over the past few months Videntity has built a robust, fully-functional certificate authority designed specifically with the Direct Project in mind. (You can find the. . .

Sep
3

The Problem with Using an HL7-based Format for Blue Button

I’d rather not compete with HL7, but the current state leaves me no choice but to speak up. Yes, it would be a step in. . .

Jul
28

Fun with Framingham

Hot off the presses is an open source implementation of the Framingham 10 Year Heart Attack Risk Calculator. This software package consists of a command-line. . .

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