HIPAA Security Rule vs ISO 27001:2022

What is the difference between HIPAA Security Rule and ISO 27001:2022?

HIPAA sets the legal requirements for protecting health information in the US. ISO 27001 provides a certifiable ISMS. Healthcare organisations increasingly pursue ISO 27001 to demonstrate a systematic approach beyond HIPAA's minimum requirements.

HIPAA Security Rule66 controls

ISO 27001:202256 controls

Measured coverage between these frameworks

We map controls between these two frameworks in a knowledge graph and have a person review every mapping before it is published. Below is what that review found. The figures are read live from the graph, not written by hand.

HIPAA Security Rule into ISO 27001:2022

50.5%

47 of 93 ISO 27001:2022 controls carry evidence from HIPAA Security Rule, leaving 46 to satisfy separately.

123 candidate mappings were examined and 48 were rejected on review, signed off 2026-08-19.

Read the full crosswalk, including every rejected mapping →

ISO 27001:2022 into HIPAA Security Rule

79.1%

53 of 67 HIPAA Security Rule controls carry evidence from ISO 27001:2022, leaving 14 to satisfy separately.

156 candidate mappings were examined and 64 were rejected on review, signed off 2026-08-19.

Read the full crosswalk, including every rejected mapping →

Coverage is directional. Mapping A into B is a different measurement from B into A, because the two standards do not carry the same depth on the same subjects.

Questions people ask about HIPAA Security Rule and ISO 27001:2022

What is the difference between HIPAA Security Rule and ISO 27001:2022?

HIPAA Security Rule has 66 controls while ISO 27001:2022 has 56 controls. Both frameworks address compliance requirements but differ in scope, focus, and applicability. Use our platform to explore the exact control-to-control mappings.

Do I need both HIPAA Security Rule and ISO 27001:2022?

Whether you need both depends on your industry, regulatory requirements, and customer expectations. Many organizations implement multiple frameworks simultaneously. Our compliance platform helps you map controls between HIPAA Security Rule and ISO 27001:2022 so you can identify shared requirements and avoid duplicate effort.

How do HIPAA Security Rule and ISO 27001:2022 controls map to each other?

Our platform maps controls between HIPAA Security Rule and ISO 27001:2022 at a granular level. Each mapping shows whether controls are fully aligned, partially aligned, or represent gaps. This helps you prioritize implementation when pursuing both frameworks.

Which framework should I implement first, HIPAA Security Rule or ISO 27001:2022?

The best starting point depends on your specific regulatory requirements, industry, and customer demands. Consider which framework is most urgently required by your stakeholders or regulators. Use our free compliance platform to run a gap analysis and determine the optimal implementation sequence.

Each framework on its own