HLN Consulting – Public Health Informatics & Open Source Experts

“We thrive on new challenges. At HLN Consulting, we are driven to excellence through collaborative partnerships—large and small—to help our public health informatics clients successfully deploy innovative, open source solutions. Through our commitment to strategic planning and data modernization, we continue to strengthen and enhance public health systems to meet both current and future challenges.”
– Dr. Noam Arzt, President

Welcome

HLN Consulting is a leading health information technology consulting company. Our mission is to enhance and support the capabilities of public health organizations and healthcare providers by providing high-quality consulting services, strategic planning, and software development including open source.

Who We Are

What We Do

Develop and maintain new or existing systems for our clients

Manage a process to ensure successful roll out of new systems

Devise innovative strategies to solve organizational challenges

Featured Solutions

Master Patient Index design and implementation

Leveraging prior work in NYC with open source probabilistic patient matching for research

COVID-19 vaccination provider agreement management

Implementing an open source system quickly to meet the immediate demands of pandemic response

Develop a data sharing and visualization solution plan

Developing a plan to implement a data sharing and visualization platform that meets the community’s strategic needs

Recent Blog Posts

Leveraging the ICE Open Source Immunization Forecaster during COVID

Like many things in the age of COVID, the vaccine development landscape is
unlike anything we have seen in our lifetimes. There are over 100 SARS vaccines currently in development, many of which are utilizing new technologies not used in any currently licensed vaccine. The potential impact on immunization schedules (clinical guidelines for clinicians) and immunization clinical decision support is significant.

HLN Releases ICE with Support for Updated COVID-19 Vaccine Recommendations and Core Technical Enhancements

HLN has released an updated version of the open-source Immunization Calculation Engine (ICE) with support for revised COVID-19 vaccine recommendations and core technical enhancements. The release includes updated seasonal COVID-19 logic for pediatric patients and infrastructure improvements to simplify deployment for IIS and EHR implementers.

Reflecting on the AIM 2025 Leadership in Action Conference

Reflections from the AIM 2025 Leadership in Action Conference provide an opportunity to celebrate the milestones and successes immunization program managers, staff and partners achieved together this year and look ahead to 2026!

Immunization Calculation Engine (ICE) to Continue Support for the Hepatitis B Birth Dose and Series Completion

The open-source Immunization Calculation Engine (ICE) evaluation and forecasting software will continue to support the hepatitis B birth dose and hepatitis B series completion, in line with the evidence base supporting these recommendations.

Affiliations

Standards Development Membership