John F. Moehrke
Summary
Healthcare interoperability, FHIR, HL7, and privacy consultant with
more than 25 years of experience helping organizations design secure,
standards-based health information exchange, patient access, consent,
and AI transparency solutions.
Standards Leadership: Co-Chair of HL7 Security
Working Group and IHE IT-Infrastructure, authoring and advancing
international healthcare interoperability standards through FHIR,
implementation guides, security frameworks, and privacy models.
Consulting Focus: Delivers practical guidance for
health systems, digital health teams, and standards organizations that
need help with interoperable architecture, trust and identity patterns,
patient consent, security controls, and policy-aligned data
exchange.
Real-World Impact: Supported MyHealtheVet
in enabling standards-based access for the 7
million Veteran patients that use it, including FHIR consent,
patient-generated data exchange, and secure healthcare information
sharing across systems.
Significant Projects
The following are a few of the projects that I led or made
significant contributions to. Recent consulting and standards work has
been added without replacing the established public project history.
Leadership and Governance
- HL7
- Co-Chair, HL7 Security Working group (2013-present)
- FHIR Core team and facilitator (2017-present)
- FAST Subject Matter Expert (2025-present)
- FHIR Foundation (2016)
- FHIR Management Group (2015-2024)
- IHE
- Co-Chair, IHE IT-Infrastructure (2018-2025)
- IHE GitHub Administrator (2017-present)
- IG publishing facilitator (2017-present)
- IHE appointed liaison to FHIR core (2018-2025)
- IHE appointed technical liaison to JIC IPSCC (2020-2025)
- Google Analytics Administrator (2017-present)
- Tutorials and advising
- HL7 FHIR Security and Privacy tutorial and certification exam
- IHE presentations on IHE profiles
- mentored many Implementation Guide authors
- provides Q&A forum on various Healthcare standards
- Healthcare
Exchange Standards Blog
Skills and Technologies
- Industry recognized expert in security architecture including: user
authentication, access controls, audit controls, digital signatures,
digital certificates, de-identification, pseudonymization, federated
identity, message encryption, and transport encryption.
- Primary editor of IHE Profiles – sIPS, MHDS, MHD, BPPC, ATNA, BALP,
mXDE, PDQm, PIXm, PMIR, PCF, XUA, IUA, DSG, DEN, and De-Identification
Handbook.
- FHIR Modeler for Privacy Consent Directive, Provenance, AuditEvent,
Signature, ImagingStudy, ImagingObjectSelection.
- Standards: HL7, FHIR, CDA, DICOM
- HL7 FHIR: FHIR R4, FHIR Mapping Language (FML), us-core, IPS,
IPA
- Security and Privacy Standards: OAuth, OpenID Connect, AuditEvent,
Provenance, Digital-Signature, Certificate Management
- Health Information Exchange Standards: IHE XDS, IHE XCA/XCPD, IHE
MHD, FHIR, CDA
- GitHub administration
- Google Analytics
- Trustable AI use in Healthcare
- IG Authoring and Publishing
- Tools: GitHub, YAML, JSON, XML, XSLT, Sushi (FSH), PlantUML,
Mermaid, Gherkin, GLSL, Batch, Python, HTML, Markdown, CSS, Pandoc
- Internationally read blog Healthcare Security/Privacy at healthcaresecprivacy.blogspot.com
Recognition
- John Quinn HL7 Fellowship Award
Education
- Bachelor of Science - CS&E, Computer Science, Milwaukee School
of Engineering University, Milwaukee, WI, 1987
- Minor in Privacy and Network Architecture