HackingHealthcareHealthcareData MishandlingSupply Chain (3P Vendor)Customer Data InvolvedPHIHealth (basic)Government IDIdentity (basic)MediumContained

Intermountain Health

bd_6aacb05a1c125d54 · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 17, 2021

Filed

Jul 22, 2021

To disclose

9 weeks

Affected

1state residents only

Linked

6 filings

Confidence

66%

Full breach record for Intermountain Health →2 incidents on file

Intermountain Healthcare notified the NH AG of a third-party data incident involving its business associate, Elekta. Unauthorized access to PHI occurred between April 6-20, 2021. Data included names, scanned medical images, and potentially SSNs/DOB. 1 NH resident affected. Notice sent July 16, 2021.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 41 days

discovery → filing · 9 weeks / 66 days

Apr 6, 2021

Begins

May 17, 2021

Discovered

Jul 22, 2021

Filed

vs. sector median

3 wks faster

This filing is one of 6 about the same incident.View merged incident

Part of Elekta supply-chain incident (2021) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Maine State AGbd_01260dd1d26fd5bc2021-07-16 · +6dVerified
HHS OCRbd_11eb24756b8613402021-07-16 · +6dVerified
Indiana State AGbd_89c2efc621ee4a4b2021-07-16 · +6dVerified
Massachusetts State AGbd_be825a7c154f63382021-07-16 · +6dVerified

Show 1 more filing ↓up to 6d gap

Montana State AGbd_e3a75470d2cc82bc2021-07-16 · +6dVerified

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: Intermountain Health
norm: intermountain health
Domain: intermountainhealthcare.org
Industry: Healthcarellm

Discovered: May 17, 2021
Breach occurred: Apr 6, 2021 – Apr 20, 2021
Undetected for: 41 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 16, 2021
Affected individuals: 1state-resident count only
Data types: PHIHealth (basic)Government IDIdentity (basic)
Data elements: Social Security numberDate of birth
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain CompromiseT1078 Valid Accounts
Threat actor: External
Regulator citations: Notified New Hampshire Attorney General Consumer Protection Bureau
Third party: via Elekta
Initial access: supply_chain

During the incident: Worked with Elekta and others to confirm the nature and scope of the data at issue
Migrated Client’s data to a new-generation cloud system
Providing access to credit monitoring services for 1 or 2 year, through Experian
Providing impacted individuals with guidance on how to better protect against identity theft and fraud
Changes made: Working with Elekta to implement additional safeguards
Review our existing policies and procedures as they pertain to third-party vendors
Working with Elekta to evaluate additional measures and safeguards to better protect against this type of incident in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(66 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Maine State AGJul 16 · first

HHS OCRJul 16 · first

Indiana State AGJul 16 · first

Massachusetts State AGJul 16 · first

Montana State AGJul 16 · first

New Hampshire State AG+6d · this page

Pattern: first filing Jul 16 (ME), last Jul 22 (NH) — a 6-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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://mm.nh.gov/files/uploads/doj/remote-docs/intermountain-healthcare-20210722.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 22, 2021
Raw hash: 8131ad96578c754c9ff42f1cb43d633cf1bddfe81f53ca62386300e94fe30697

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityMullen Coughlin LLC

Victim entityIntermountain Health

Incidentdiscovered May 17, 2021

Stated responseWorked with Elekta and others to confirm the nature and scope of the data at issue

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov