HIPAA (45 CFR Part 164) 164.524(a)(2) — Unreviewable grounds for denial

What this control requires

Standard: Access to protected health information. (2) Unreviewable grounds for denial. A covered entity may deny an individual access without providing the individual an opportunity for review, in the following circumstances. (i) The protected health information is excepted from the right of access by paragraph (a)(1) of this section. (ii) A covered entity that is a correctional institution or a covered health care provider acting under the direction of the correctional institution may deny, in whole or in part, an inmate's request to obtain a copy of protected health information, if obtaining such copy would jeopardize the health, safety, security, custody, or rehabilitation of the individual or of other inmates, or the safety of any officer, employee, or other person at the correctional institution or responsible for the transporting of the inmate. (iii) An individual's access to protected health information created or obtained by a covered health care provider in the course of research that includes treatment may be temporarily suspended for as long as the research is in progress, provided that the individual has agreed to the denial of access when consenting to participate in the research that includes treatment, and the covered health care provider has informed the individual that the right of access will be reinstated upon completion of the research. (iv) An individual's access to protected health information that is contained in records that are subject to the Privacy Act, 5 U.S.C. 552a, may be denied, if the denial of access under the Privacy Act would meet the requirements of that law. (v) An individual's access may be denied if the protected health information was obtained from someone other than a health care provider under a promise of confidentiality and the access requested would be reasonably likely to reveal the source of the information.

In plain English

Standard: Access to protected health information. In practice, this means you can prove you security requirements-level controls on a defined cadence.

Why it matters

HIPAA non-compliance is a strict-liability matter: OCR civil monetary penalties are assessed per-record per-violation (up to USD 1.9 million per identical-violation calendar year as of 2024), and willful neglect can trigger criminal referral.

What an auditor looks for

HHS OCR investigators and SOC-2+HIPAA auditors look for the specific 45 CFR § citation, whether the safeguard is required vs addressable (and if addressable, the documented decision), the implementation specification, the workforce member responsible, and the records that show it runs.

Within Privacy Rule, the assessor will trace your implementation back to the catalogue reference (§ 164.524(a)(2)) and look for objective evidence on the latest two assessment cycles.

How to implement

Policy Management

Docs. Keep each policy in version-controlled Markdown alongside the code that implements it; ship a signed PDF snapshot at each annual review and link the SHA into the SoA.

Operational checklist

• Security. Document the trigger, the owner and the cadence.
• Information. Document the trigger, the owner and the cadence.
• Person. Document the trigger, the owner and the cadence.
• Other. Document the trigger, the owner and the cadence.
• Requirements. Document the trigger, the owner and the cadence.
• Scope: requirements, security, management, policy, i, obtain, section, ii.

Evidence to collect

• Policy Document. A signed and version-controlled policy / standard / procedure document.
• Infra Scan. Continuous infrastructure-posture telemetry — AWS Config, Azure Policy compliance, GCP Organisation Policy, Wiz / Prisma findings.

Signed policy or standard documents the safeguard. Focus: Unreviewable grounds for denial.

Common pitfalls

• Policies that no engineer has read; the version in Confluence drifts from the version that's actually being enforced.

How it maps to other frameworks

Computed from shared tags, control component and key-operation subjects — handy when you are reconciling controls across an audit.

• ISO/IEC 27001:2022 A.8.26 — Application security requirements
• BSI C5:2020 SP-01 — Documentation, communication and provision of policies and instructions
• NIST SP 800-53 Rev. 5 PL-2(1) — Concept Of Operations
• NIST SP 800-171 Rev. 3 3.12.1 — Security Assessment
• SOC 2 (2017 TSC) CC2.3 — External Communication on Internal Control Matters

Related controls in HIPAA (45 CFR Part 164)

• § 164.524(a)(3) — Reviewable grounds for denial
• § 164.512(k)(4) — Uses and disclosures for specialized government functions - Medical Suitability Determinations
• § 164.522(a)(2) — Terminating a Restriction
• § 164.530(e)(1) — Sanctions
• § 164.512(e) — Disclosures for judicial and administrative proceedings
• § 164.520(e) — Documentation

References

• U.S. HHS Office for Civil Rights — HIPAA (45 CFR Part 164)
• Catalogue identifier: § 164.524(a)(2)

Topics: governance riskpolicy management