Montana Health Solutions
ent_76cac9900fd623d97a7e7cf2
Disclosures
4
State AG · 4 jurisdictions
Incidents
1
filings grouped by incident
Max affected reported
8,225
nationwide · State AG IN
Leak-site claims
0
none in sample
Identity resolution
- Canonical name
- Montana Health Solutions
- Normalized
- montana health— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- No match
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- None on record
- Corporate parent
- Surgery Partners, Inc.— per SEC Exhibit 21 filing
Disclosure history (4)newest first
- 🦀Maryland State AGas victim2026-04-23
Montana Health Solutions (MHS) notified the Maryland Attorney General of a data security incident involving 735 Maryland residents. On September 17, 2024, MHS detected unauthorized activity related to an employee email account, likely resulting from a phishing attack. The breach potentially exposed names, Social Security numbers, driver's license information, financial account details, and health/employment data. MHS secured systems, launched an investigation, and provided 12 months of free Experian IdentityWorks services to affected individuals.
- 🌲Washington State AGas victim2025-03-31
Montana Health Solutions, a health sector entity reported a phishing incident to the Washington Attorney General. The organization became aware of the incident on 2024-09-17 and filed notice on 2025-03-31. 619 Washington residents were affected. 195 days elapsed between awareness and notification. 11 days to identify the breach. 0 days to contain the breach.
- 🦬Montana State AGas victim2025-03-28
Montana Health Solutions reported a data breach to the Montana Attorney General. The breach was reported on 2025-03-28. The breach occurred from 09/17/2024 to 0917/2024. 481 Montana residents were affected.
- 🏎️Indiana State AGas victim2025-03-25
Montana Health Solutions reported a data breach to the Indiana Attorney General. The breach occurred on 2024-09-06 and was reported on 2025-03-25. 3 Indiana residents were affected. 8,225 individuals affected in total.