BY Daryl Chertcoff and Erin Roche ON Immunization Calculation Engine (ICE) | AIRA | CDC | Clinical Decision Support (CDS) | EHR/PHR | Immunization Information System (IIS) | Open Source
HLN released ICE v2.57.1 with updated logic across several vaccine groups to improve alignment with guidelines and expand vaccine support. This release also introduces a new feature, return of vaccine group wiki URLs, making it much easier to audit and map ICE outputs back to their underlying rules. See the new logic in action using the free CDS Insight demonstration and testing tool.
Read more >BY Marcey Propp ON AIRA | CDC | Clinical Decision Support (CDS) | Cloud Computing | FHIR | Immunization Calculation Engine (ICE) | Immunization Information System (IIS) | TEFCA
Again, AIRA’s 2026 National Meeting did not disappoint. Read HLN’s perspective on what makes this forum so special.
Read more >BY Aasa Dahlberg Schmit ON Public Health | CDC | DM | Electronic Case Reporting (eCR) | FHIR | Planning | Project Management | Syndromic Surveillance | TEFCA
The CDC has just released its 2026 Public Health Data Strategy (PHDS) annual update, providing guidelines for data modernization across the U.S. For public health organizations navigating DMI projects, these updates offer important guidance on upcoming technical requirements and federal priorities for data modernization. Read our summary of what’s changing.
Read more >BY Daryl Chertcoff and Erin Roche ON Immunization Calculation Engine (ICE) | AIRA | CDC | Clinical Decision Support (CDS) | EHR/PHR | Immunization Information System (IIS) | Open Source
HLN’s latest ICE release updates clinical logic for Hepatitis B and Polio, including a new 4-dose Hep B series and added support for fractional-dose poliovirus vaccine (fIPV). Download ICE v2.56.1 and test the updates live in CDS Insight.
Read more >BY Daryl Chertcoff and Erin Roche ON Immunization Calculation Engine (ICE) | CDS Insight | Clinical Decision Support (CDS) | EHR/PHR | Immunization Information System (IIS) | Open Source
Validating immunization logic just got easier. CDS Insight is a new interactive platform developed by HLN Consulting to support testing and demonstration of the Immunization Calculation Engine (ICE). Create a free account and start validating forecasting recommendations today.
Read more >BY Marcey Propp ON Public Health | Clinical Decision Support (CDS) | Cloud Computing | Events | FHIR | Immunization Calculation Engine (ICE) | Immunization Information System (IIS)
Come hear about everything that is happening within the IIS Community, including AI, at the AIRA 2026 National Meeting in Pittsburgh, PA. Stop by our booth #8 or come hear our presentations, because together, we give public health a very loud voice!
Read more >BY Aasa Dahlberg Schmit ON DM | AI | ASTHO | ASTP/ONC | Events | HIMSS | Public Health
At a conference the scale of HIMSS, public health can feel like a single drop in a vast ocean. But as HLN’s Aasa Dahlberg Schmit reflects on HIMSS26, that presence is growing. Her takeaways capture a community in transition — one where incremental steps and collaborative strategies are slowly turning the tide toward modernized, resilient public health information systems.
Read more >BY Mike Berry ON AI | CDC | Public Health
The federal government released a wave of AI strategy documents and proposed rules affecting public health IT. We reviewed them all and assessed the implications for state and local public health. Read our analysis to understand these implications and the significant gap: there are no specific funding commitments to support AI adoption at the state and local level.
Read more >BY Erin Roche and Daryl Chertcoff ON Immunization Calculation Engine (ICE) | AIRA | CDC | Clinical Decision Support (CDS) | EHR/PHR | Immunization Information System (IIS) | Open Source
HLN released ICE v2.55.1 with updated clinical logic for Hepatitis A, Hepatitis B, Polio, and COVID-19 vaccines, plus faster performance and improved deployment flexibility. HLN is also excited to announce CDS Insight, a new interactive platform for testing ICE logic in real time. Register for a free account today.
Read more >BY Aasa Dahlberg Schmit and Noam Arzt ON HIE & Interoperability | ASTP/ONC | DM | EHR/PHR | Federal Rulemaking | FHIR | Meaningful Use | Planning | Public Health
In December 2025, the Assistant Secretary for Technology Policy (ASTP) released the draft HTI-5 proposed rule. HLN conducted a detailed review with particular attention to its implications for public health and submitted formal comments outlining key considerations for the public health community.
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