HLN Blogs
Read our insights about what is going on in Health IT
HLN Updates the Immunization Calculation Engine with Clinical Refinements and Expanded User Options
HLN has released ICE v2.58.1, bringing key clinical logic updates to DTP, Meningococcal B, Pneumococcal, and Zoster, alongside new system configuration options in Hepatitis B and Polio. Additionally, schedule authority attribution information (e.g., ‘AAP’) can now be included as an optional output in ICE forecasts. See the new logic in action using the free CDS Insight demonstration and testing tool.
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The Immunization Calculation Engine (ICE) Achieves Complete Validation in AIRA’s Measurement and Improvement Initiative
Immunization Calculation Engine (ICE) just earned Complete Validation in the AIRA Measurement and Improvement Initiative — the first open-source immunization forecaster to reach this milestone. This confirms ICE meets national standards across all clinical decision support measures tested. Try ICE using CDS Insight, a free testing tool.
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Phi*con and NACCHO360, showcasing great progress in public health data modernization
Phi*Con and NACCHO360 in Louisville, KY was an illuminating and motivational experience. The HLN team reflects on their experience as exhibitors, speakers and attendees.
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Survey Finds Broad HIO Connectivity to Public Health, But More Automated, Standards-Based Access for PHAs Is Needed
The latest HHS survey of Health Information Organizations (HIOs) shows that while connectivity with public health agencies (PHAs) is widespread, automated patient data access for PHAs remains less common than portal-based access. The findings highlight the difference between being connected and exchanging data through interoperable, automated methods.
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HLN Releases Immunization Calculation Engine with Hepatitis B Bug Fix
HLN has released ICE v2.57.2, a targeted fix for a Hepatitis B date calculation issue introduced in v2.57.1. The update corrects overdue date logic for dose 4 in the Hep B 4-dose Series. Download the latest release and see the Release Notes for full details.
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Finding Meaning at CSTE 2026
The CSTE 2026 Annual Conference brought together more than 2,400 public health professionals for collaboration, learning, and innovation. In this post, HLN’s Aasa Dahlberg Schmit reflects on her experience as an exhibitor, speaker and attendee, highlighting both data modernization and the human stories behind the data.
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