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Regulator-posted notice

Breach notice filed by BST & Co. CPAs, LLP (February 2020)

Organization named: BST & Co. CPAs, LLP Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Hacking/IT Incident

What the sources say

HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) Primary notice

Posted on the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) with a submission date of Feb. 16, 2020.

Organization as reported
BST & Co. CPAs, LLP, NY
Entity type as reported
Business Associate
Category as reported
Hacking/IT Incident
Location of information as reported
Network Server
Submission date
Feb. 16, 2020
Observed by BreachRecords
2026-10-18 16:15 UTC (revision 12998, row:4137)
Archived copy
Held in the private archive (provenance)

Today, the U.S. Department of Health and Human Services (HHS), Office for Civil Rights (OCR) announced a settlement with BST & Co. CPAs, LLP (“BST”), a New York public accounting, business advisory, and management consulting firm, concerning a potential violation of the Health Insurance Portability and Accountability Act of 1996 (HIPAA) Security Rule. BST is a HIPAA business associate and receives financial information that also contains protected health information (PHI) from a HIPAA covered entity. OCR enforces the HIPAA Privacy, Security, and Breach Notification Rules, which set forth the requirements that covered entities (health plans, health care clearinghouses, and most health care providers), and business associates – such as BST – must follow to protect the privacy and security of PHI. The HIPAA Security Rule establishes national standards to protect and secure our health care system by requiring administrative, physical, and technical safeguards to ensure the confidentiality, integrity, availability, and security of electronic protected health information (ePHI). The Risk Analysis provision requires regulated organizations (covered entities and business associates) to conduct an accurate and thorough assessment of the potential risks and vulnerabilities to the confidentiality, integrity, and availability of ePHI held by those organizations. “A HIPAA risk analysis is essential for identifying where ePHI is stored and what security measures are needed to protect it,” said OCR Director Paula M. Stannard. “Completing an accurate and thorough risk analysis that informs a risk management plan is a foundational step to mitigate or prevent cyberattacks and breaches.” The settlement resolves an investigation of BST that OCR initiated after receiving a breach report that BST filed on February 16, 2020. BST reported that on December 7, 2019, BST discovered that part of its network was infected with ransomware, impacting the PHI of its covered entity client. OCR’s…

The source's own words, from the revision above.

Figures, per source

  • 170,000 individuals affected (total reported), as reported by the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals), source date Feb. 16, 2020, revision observed 2026-10-18.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

  • Submission date at the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals)
  • Observed by BreachRecords (revision 12998)
  • Approved by a reviewer

Organizations linked by a reviewer

  • BST & Co. CPAs, LLP Named as a service provider Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

  • 3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
    text/csv, 5,530,996 bytes, from the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals), retrieved 2026-10-18 16:15 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

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