# John F. Moehrke

- Healthcare Interoperability, FHIR, HL7, Privacy & Security Consultant
- **Phone:** +1-920-564-2067
- **Email:** [JohnMoehrke@gmail.com](mailto:JohnMoehrke@gmail.com)
- **Signal:** JohnMoehrke.08
- **Blog:** [healthcaresecprivacy.blogspot.com](http://healthcaresecprivacy.blogspot.com/)
- **GitHub:** [github.com/JohnMoehrke](http://github.com/JohnMoehrke/)
- **LinkedIn:** [John Moehrke](https://www.linkedin.com/in/john-moehrke-6841414/)

## 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](https://www.myhealth.va.gov/mhv-portal-web/home) in enabling standards-based access for the [7 million Veteran patients that use it](https://www.va.gov/health/survey.asp#:~:text=VA%20Survey%20of%20Veteran%20Enrollees,My%20HealtheVet), 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.

| Where | While | When |
| --- | --- | --- |
| [FAST Security IG](https://build.fhir.org/ig/HL7/fhir-udap-security-ig/index.html) | Consulting | 2025-present |
| [FAST Directory](https://build.fhir.org/ig/HL7/fhir-us-ndh/branches/master/en/) | Consulting | 2025-present |
| [FAST Identity](https://build.fhir.org/ig/HL7/fhir-identity-matching-ig/branches/master/en/) | Consulting | 2025-present |
| [HL7 AI Transparency on FHIR IG](https://build.fhir.org/ig/HL7/aitransparency-ig/branches/main/en/) | Pro bono HL7 | 2024-present |
| [Colorado BHA behavioral health reporting](https://build.fhir.org/ig/CoBHA/CoBHRM-FHIR-IG/branches/main/en/index.html) | Consulting | 2025-present |
| Confidential surgical coordination engagement | Consulting | 2025-present |
| [FHIR Consent SME](https://github.com/SHIFT-Task-Force) | Pro bono SHIFT | 2024-present |
| [FHIR Security Labeling Service (SLS) Reference Implementation](https://github.com/SHIFT-Task-Force/sls-ri) | Pro bono SHIFT | 2025-present |
| [FHIR Sensitive Topic ValueSets](https://github.com/SHIFT-Task-Force/SLS-ValueSets) | Pro bono SHIFT | 2025-present |
| [Consent About AI use](https://github.com/JohnMoehrke/ConsentAboutAI) | Personal project | 2025-present |
| [Correction example IG](https://github.com/JohnMoehrke/correction) | Personal project | 2025-present |
| **[Data and Trust Alliance](https://dataandtrustalliance.org/)** | 2023-2024 | |
| AI Dataset - [Data Provenance Standard](https://github.com/Data-and-Trust-Alliance/DPS) | | 2023-2024 |
| **[HL7](https://www.hl7.org)** | 1999-present | |
| [FHIR Security Education Events](https://info.hl7.org/hl7-fhir-security-education-event-live) - technical coordinator | | 2023-2024 |
| FHIR Core - [Security and Privacy](https://hl7.org/fhir/secpriv-module.html) | | 2017-present |
| [Healthcare Privacy and Security Classification](https://hl7.org/fhir/security-labels.html#hcs) | | 2013-2014 |
| [FHIR Data Segmentation for Privacy (DS4P)](https://hl7.org/fhir/uv/security-label-ds4p/) | | 2020-present |
| [FHIR Security and Privacy tutorial](http://bit.ly/FHIR-SecPriv) | | 2024-present |
| [International Patient Summary (IPS)](https://build.fhir.org/ig/HL7/fhir-ips/Privacy-and-Security-Considerations.html) | | 2018-present |
| **[IHE](https://www.ihe.net)** | 1999-2025 | |
| [MHD over FHIR R5](https://profiles.ihe.net/ITI/MHD/5.0.0/index.html) | | 2025 |
| [Convert full ITI Technical Framework to html](https://profiles.ihe.net/ITI/TF/Volume1/index.html) | | 2020-2021 |
| [Define Continuous Development Process](https://wiki.ihe.net/index.php/Continuous_Development_Process) | | 2018-2020 |
| [IHE Template for IG publisher](https://github.com/IHE/ihe-ig-template) | | 2018-2022 |
| [Basic Audit Log Patterns (BALP)](https://profiles.ihe.net/ITI/BALP/index.html) | | 2022-2024 |
| [Sharing of IPS (sIPS)](https://profiles.ihe.net/ITI/sIPS/index.html) | | 2023 |
| [Privacy Consent on FHIR (PCF)](https://profiles.ihe.net/ITI/PCF/index.html) | | 2023-2024 |
| [Mobile Health Document Sharing (MHDS)](https://profiles.ihe.net/ITI/MHDS/index.html) | | 2020-2023 |
| [Mobile Access to Health Documents (MHD)](https://profiles.ihe.net/ITI/MHD/index.html) | | 2012-2024 |
| [Mobile Cross-Enterprise Document Data Element Extraction (mXDE)](https://profiles.ihe.net/ITI/mXDE/index.html) | | 2017-2023 |
| [De-Identification Handbook](https://github.com/IHE/ITI.DeIdHandbook) | | 2014-2025 |
| [Document Sharing Health Information Exchange White Paper](https://profiles.ihe.net/ITI/HIE-Whitepaper/index.html) | | 2017-2024 |
| **[ByLight Professional IT Services LLC](https://bylight.com/)** | 2016-2025 | |
| VHA Health Exchange - XCA/CDA and patient controlled w/ FHIR Consent | | 2016-2020 |
| VHA MyHealtheVet - Patient Generated Health Data – FHIR architect | | 2020-2022 |
| VHA MyHealtheVet - va.gov frontend redesign – FHIR architect | | 2022-2025 |
| **[GE Healthcare](https://www.gehealthcare.com/)** | 1998-2016 | |
| Interoperability standards development and product implementation | | 2001-2016 |

## 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](http://healthcaresecprivacy.blogspot.com/)

## 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](http://healthcaresecprivacy.blogspot.com/)

## Recognition

- John Quinn HL7 Fellowship [Award](https://hl7news.hl7.org/2025/01/17/update-from-headquarters/)

## Education

- Bachelor of Science - CS&E, Computer Science, Milwaukee School of Engineering University, Milwaukee, WI, 1987
  - Minor in Privacy and Network Architecture