Mid-South Pulmonary & Sleep Specialists Data Breach Exposes Sensitive Patient Information
On or around November 2, Mid-South Pulmonary & Sleep Specialists (MSPSS) detected suspicious activity within its network, prompting an investigation with third-party forensic experts. The breach compromised sensitive patient data, including names, addresses, dates of birth, Social Security numbers, health insurance details, and medical diagnoses.
MSPSS, which operates a pulmonary clinic, sleep clinic, and sleep testing center in Memphis, Tennessee, and collaborates with eight area hospitals, is currently reviewing the impacted files to identify affected individuals. Once the review is complete, the organization will notify those potentially exposed.
The incident highlights the risks of unauthorized access to healthcare systems, where highly sensitive personal and medical information may be targeted. No further details on the breach’s origin or the number of affected individuals have been disclosed at this time.
Mid-South Pulmonary & Sleep Specialists P.C. cybersecurity rating report: https://www.rankiteo.com/company/mid-south-pulmonary
"id": "MID1777588198",
"linkid": "mid-south-pulmonary",
"type": "Breach",
"date": "11/2025",
"severity": "85",
"impact": "4",
"explanation": "Attack with significant impact with customers data leaks"{'affected_entities': [{'industry': 'Healthcare',
'location': 'Memphis, Tennessee, USA',
'name': 'Mid-South Pulmonary & Sleep Specialists '
'(MSPSS)',
'type': 'Healthcare Provider'}],
'customer_advisories': 'Will notify affected individuals once review is '
'complete',
'data_breach': {'personally_identifiable_information': ['Names',
'Addresses',
'Dates of birth',
'Social Security '
'numbers',
'Health insurance '
'details',
'Medical diagnoses'],
'sensitivity_of_data': 'High',
'type_of_data_compromised': ['Personally Identifiable '
'Information (PII)',
'Protected Health Information '
'(PHI)']},
'date_detected': '2023-11-02',
'description': 'On or around November 2, Mid-South Pulmonary & Sleep '
'Specialists (MSPSS) detected suspicious activity within its '
'network, prompting an investigation with third-party forensic '
'experts. The breach compromised sensitive patient data, '
'including names, addresses, dates of birth, Social Security '
'numbers, health insurance details, and medical diagnoses. '
'MSPSS is currently reviewing the impacted files to identify '
'affected individuals and will notify those potentially '
'exposed.',
'impact': {'data_compromised': 'Sensitive patient data, including names, '
'addresses, dates of birth, Social Security '
'numbers, health insurance details, and '
'medical diagnoses',
'identity_theft_risk': 'High'},
'investigation_status': 'Ongoing',
'references': [{'source': 'Cyber Incident Description'}],
'regulatory_compliance': {'regulations_violated': ['HIPAA']},
'response': {'communication_strategy': 'Will notify affected individuals once '
'review is complete',
'third_party_assistance': 'Third-party forensic experts'},
'title': 'Mid-South Pulmonary & Sleep Specialists Data Breach Exposes '
'Sensitive Patient Information',
'type': 'Data Breach'}