Southern Illinois Ob-Gyn Associates Reports Data Breach Affecting 38,700 Patients
Southern Illinois Ob-Gyn Associates, a women’s healthcare provider with locations in Carbondale and Herrin, Illinois, has disclosed a data breach impacting approximately 38,700 individuals across the U.S. The incident was reported to the U.S. Department of Health and Human Services (HHS) on May 22, 2026.
Details surrounding the breach remain limited. The federal disclosure does not specify the cause, timeline, or whether forensic investigators, law enforcement, or affected patients have been formally notified. It is also unclear if the practice is offering credit monitoring, identity protection, or other support services to impacted individuals though such measures, if provided, would typically be communicated via mailed notification letters.
Current and former patients are advised to monitor their mail for official correspondence from the practice, which may include further details about the breach and recommended protective steps. Those with questions can contact the Carbondale office (618-529-4711) or the Herrin office (618-998-8808) directly. The full scope of the breach’s impact and the practice’s response remains under review.
Source: https://www.claimdepot.com/data-breach/southern-illinois-ob-gyn-associates-2026
SI Ob Gyn cybersecurity rating report: https://www.rankiteo.com/company/si-ob-gyn
"id": "SI-1780598337",
"linkid": "si-ob-gyn",
"type": "Breach",
"date": "5/2026",
"severity": "85",
"impact": "4",
"explanation": "Attack with significant impact with customers data leaks"{'affected_entities': [{'customers_affected': '38700',
'industry': 'Healthcare',
'location': 'Carbondale and Herrin, Illinois, USA',
'name': 'Southern Illinois Ob-Gyn Associates',
'type': 'Healthcare Provider'}],
'customer_advisories': 'Patients advised to monitor mail for official '
'correspondence and contact the practice for details.',
'data_breach': {'number_of_records_exposed': '38700',
'personally_identifiable_information': True,
'sensitivity_of_data': 'High (healthcare data)'},
'date_publicly_disclosed': '2026-05-22',
'description': 'Southern Illinois Ob-Gyn Associates, a women’s healthcare '
'provider with locations in Carbondale and Herrin, Illinois, '
'has disclosed a data breach impacting approximately 38,700 '
'individuals across the U.S.',
'impact': {'data_compromised': True, 'identity_theft_risk': True},
'investigation_status': 'Under review',
'references': [{'source': 'U.S. Department of Health and Human Services '
'(HHS)'}],
'regulatory_compliance': {'regulations_violated': ['HIPAA'],
'regulatory_notifications': ['Reported to U.S. '
'Department of Health '
'and Human Services '
'(HHS) on May 22, '
'2026']},
'response': {'communication_strategy': 'Mailed notification letters '
'(planned)'},
'title': 'Southern Illinois Ob-Gyn Associates Data Breach',
'type': 'Data Breach'}