United Medical Doctors
bd_83c2690ae30c972d · schema v1 · pii pii-v1
Full breach record for United Medical Doctors →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Insomnia on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Post text · scraped from the leak site
United Medical Doctors (UMD) is an independent multi‐specialty medical‐surgical group with 70+ Southern California locations and 40+ specialties. They focus on high‐quality, compassionate care, patient satisfaction, process improvement, outpatient surgery, clinical research.
Linked disclosures
Why this link?Regulatory filings (1) · sorted by filing gap
- bd_a15109124a409b03HHS OCRfiled 2026-05-29(59d gap)Verified
Source provenance
- Source URL
- https://www.ransomware.live/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Mar 31, 2026
- Raw hash
- e431e61fe1a9e46d670db630a2db3bd1362108e92c718f489e624e95a6147949
Reporting entity
- Name
- insomnia
Victim entity
- Name
- United Medical Doctorsnorm: united medical doctors
- Domain
- unitedmd.com
- Industry
- Healthcare
What this source establishes
- Source ceiling
- A leak-site claim can't tell us: discovery date · materiality · notification · affected count · confirmed data types · compliance clock. These stay blank until a regulatory filing or victim disclosure lands.
- Attack vector
- Ransomware· insomnia
- Threat actor
- InsomniaExternalFinancial
Compliance
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.