HackingHealthcareHealthcareCustomer Data InvolvedDelayed DiscoveryPHIIdentity (basic)Government IDHealth (basic)MediumContained

Michael R. Schwartz, MD Inc.

bd_3910055b79c201d8 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 25, 2025

Filed

Oct 23, 2025

To disclose

8 weeks

Affected

Not disclosed

Linked

2 filings

Confidence

65%

Full breach record for Michael R. Schwartz, MD Inc. →

Michael R. Schwartz, M.D., Inc. experienced unauthorized remote access to an office computer containing patient personal and health information. The intrusion occurred between January 20, 2025, and August 26, 2025, and was discovered on August 25, 2025. Affected data included names, Social Security numbers, addresses, emails, phone numbers, photographs, and medical record numbers. The organization secured systems, engaged cybersecurity experts, replaced hardware, and offered 12 months of identity monitoring.

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California clockDiscovered Aug 25, 2025 → Notified Oct 23, 202559d ✓ CA 60-day OK8 weeks discovery → filing

Incident timeline

undetected · 217 days

discovery → filing · 8 weeks / 59 days

Jan 20, 2025

Begins

Aug 25, 2025

Discovered

Oct 23, 2025

Filed

vs. sector median

4 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

HHS OCRbd_0d83532c30e435ae2025-10-23Verified

Name: Michael R. Schwartz, M.D., Inc.
norm: michael r schwartz
Domain: drjaimeschwartz.com

Name: Michael R. Schwartz, MD Inc.
norm: michael r schwartz md
Industry: Healthcarellm

Discovered: Aug 25, 2025
Breach occurred: Jan 20, 2025 – Aug 26, 2025
Undetected for: 217 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 23, 2025
Affected individuals: Not disclosed
Data types: PHIIdentity (basic)Government IDHealth (basic)
Data elements: Social Security numberMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified the Office of Civil Rights of the Department of Health and Human ServicesNotified the Attorneys General of California, New Jersey, New York, North Carolina and VermontNotified the New York Department of State and the New York State Police

During the incident: Secured our systems
Launched an investigation
Notified law enforcement
Engaged leading cybersecurity experts to assist us
Replaced all office computers and servers
Enhanced our network protections
Implemented additional staff training on data security practices
Offering complimentary access to Experian IdentityWorks for 12 months
Changes made: Replaced all office computers and servers
Enhanced our network protections
Implemented additional staff training on data security practices
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(59 days from discovery to filing)
Compliance flags: CA 60-day OK · 59d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Aug 25, 2025
→ Notified: Oct 23, 2025
59d 60 days (analyst band, pre-2026 discoveries) CA 60-day OK

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Aug 25, 2025 → Notified: Oct 23, 2025	59d	60 days (analyst band, pre-2026 discoveries)	CA 60-day OK

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings

View merged incident ↗

HHS OCROct 23 · first

California State AGOct 23 · first · this page

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://oag.ca.gov/ecrime/databreach/reports/sb24-613288
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 23, 2025
Raw hash: 681cc20ab1db8971a49125cbc6256ad6161640826b7b160ac4b14399429ea986

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityMichael R. Schwartz, M.D., Inc.

Victim entityMichael R. Schwartz, MD Inc.

Incidentdiscovered Aug 25, 2025

Stated responseSecured our systems

ComplianceCA 60-day OK

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov