[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f2iu3vdimdr7sk":3},{"success":4,"breach":5},true,{"_id":6,"name":7,"title":8,"slug":9,"domain":10,"breachDate":11,"addedDate":12,"publishedAt":13,"modifiedDate":12,"contentUpdatedAt":14,"source":15,"sourceUrl":16,"sourceUrls":17,"pwnCount":26,"affectedCount":26,"affectedCountStatus":27,"affectedCountLowerBound":13,"affectedCountUnit":28,"hasEnglishDescription":4,"contentLocale":29,"availableLocales":30,"translations":32,"severity":35,"dataClasses":36,"description":57,"seoTitle":58,"seoDescription":59,"logoUrl":60,"isVerified":4,"isSensitive":4,"isSpamList":61,"isMalware":61,"company":62},"6a4f93377d3bf6933cce5f47","Medusind 2023","Medusind 2023 Data Breach","medusind-2023","medusind.com","2023-12-29T00:00:00.000Z","2026-07-09T12:25:27.343Z",null,"2026-07-19T00:11:09.593Z","State regulator notice; federal health breach portal; healthcare security reporting; settlement information; official organization website and logo","https:\u002F\u002Foag.ca.gov\u002Fsystem\u002Ffiles\u002FMedusind%20-%20Exhibit%20B%20-%20Sample%20Individual%20Notice_0.pdf",[16,18,19,20,21,22,23,24,25],"https:\u002F\u002Fwww.maine.gov\u002Fagviewer\u002Fcontent\u002Fag\u002F985235c7-cb95-4be2-8792-a1252b4f8318\u002Fbf4aed39-d2f2-4ce2-bd56-5357107d7f3c.html","https:\u002F\u002Focrportal.hhs.gov\u002Focr\u002Fbreach\u002Fbreach_report_hip.jsf","https:\u002F\u002Fwww.hipaajournal.com\u002Fbilling-support-vendor-notifies-360k-patients-about-december-2023-data-breach\u002F","https:\u002F\u002Fwww.classaction.org\u002Fdata-breach-lawsuits\u002Fmedusind-january-2025","https:\u002F\u002Fwww.medusinddataincidentsettlement.com\u002F","https:\u002F\u002Fwww.medusind.com\u002F","https:\u002F\u002Fwww.medusind.com\u002Fabout-medusind","https:\u002F\u002Fcdn.sanity.io\u002Fimages\u002F526o2ozl\u002Fproduction\u002F7c3907b559b0380b4e387a1bb286a8e2d32ecee3-240x32.svg",701475,"known","unknown","en",[29,31],"tr",{"en":33,"tr":34},{"slug":9},{"slug":9},"High",[37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56],"Names","Dates of birth","Email addresses","Physical addresses","Phone numbers","Health insurance information","Billing information","Payment information","Credit and debit card information","Bank account information","Medical information","Medical record numbers","Medical histories","Prescription information","Government issued IDs","Social security numbers","Tax identification numbers","Driver's license numbers","Passport numbers","Protected health information","\u003Cp>The Medusind 2023 data breach is an incident of unauthorized access that occurred in Medusind systems, which provide medical and dental revenue cycle management and billing support to healthcare organizations. On December 29, 2023, the organization detected suspicious activity on its IT network, disabled the affected systems, and initiated a forensic investigation. As a result of the investigation, it was determined that a perpetrator may have copied some files containing personal and health information.\u003C\u002Fp>\n\u003Cp>This record addresses the Medusind 2023 data breach based on patient and billing records that the company maintained on behalf of healthcare providers. The number of individuals affected appeared lower in state notifications, later rising to 701,475 on the federal health breach list. This number is not the count of verified unique online accounts leaked, but the number of individuals reported or potentially affected in the incident. Since the types of data varied from person to person, it should not be assumed that every user was affected in all areas.\u003C\u002Fp>\n\u003Ch2>Leaking Data Types and Risks\u003C\u002Fh2>\n\u003Cp>Within the scope of the Medusind 2023 incident, the types of data that could be at risk include first and last name, date of birth, email address, physical address, phone number, health insurance and billing information, payment information, bank account or card information, medical information, medical history, medical record number, and prescription information. Additionally, Social Security number, tax identification number, driver's license number, passport number, and similar official identification fields have also been reported.\u003C\u002Fp>\n\u003Cp>This data combination simultaneously increases health, identity, and financial risks. Health insurance and billing information can be targeted for fraudulent healthcare claims, incorrect billing, and insurance abuse. Individuals with card or bank account information face an increased risk of financial fraud. Social Security numbers, driver's licenses, passports, or tax identification fields carry long-term risks in terms of identity theft. Fields such as medical history, prescriptions, and record numbers are particularly sensitive regarding privacy violations and targeted personal fraud messages.\u003C\u002Fp>\n\u003Ch2>Verified Scope and Boundaries\u003C\u002Fh2>\n\u003Cp>In this record, the incident date and the date of discovery have been used as December 29, 2023. The official consumer notification and settlement information define the incident with this date. While it is indicated that files may have been copied, the record does not claim that every file was definitively exported or that all types of data exist for every individual. Medusind is not a healthcare institution, it is a service provider that manages billing and revenue cycle processes on behalf of healthcare and dental service providers; therefore, the impact may extend to Medusind customers' patients and their related records.\u003C\u002Fp>\n\u003Cp>A distinction should also be made regarding the number of records. While 360,934 people were seen in early state notifications, the health breach list later contained information for 701,475 people. The most recent impact count has been used in this record; however, the text clearly limits that the number does not mean unique user accounts or verified password entries. Data classes have been kept consistent with the categories mentioned in consumer notifications and settlement text. Each user should refer to the fields included in the notification sent to them.\u003C\u002Fp>\n\u003Ch2>User Groups at Risk\u003C\u002Fh2>\n\u003Cp>The main group at risk is patients whose records are processed through healthcare organizations, dental groups, clinics, specialty physician offices, or similar providers served by Medusind. A person may not have heard the name Medusind directly because the service provider may have handled billing, revenue cycle, insurance claims, or patient payment processes in the background. Therefore, not only individuals who had direct contact with Medusind, but also patients of Medusind's clients may be included in the scope of the incident.\u003C\u002Fp>\n\u003Cp>People with health insurance and billing information should be aware of the risk of fraudulent claims or incorrect invoices. Those with payment information should monitor their bank and card transactions more frequently. Individuals with official identification numbers or Social Security numbers face a higher risk regarding credit, tax, phone line, and official application fraud. For those with medical history or prescription information, privacy risk stands out. These groups should focus not only on general security measures but also on the combined protection of health and financial records.\u003C\u002Fp>\n\u003Ch2>Urgent Measures to Be Taken\u003C\u002Fh2>\n\u003Cp>People who may have been affected by the Medusind 2023 data breach should first check which types of data are included in the notification they received. If it contains Social Security numbers, tax identification numbers, driver’s license, or passport information, a credit report should be obtained, and options such as credit freeze or fraud alert should be considered. People with card or bank account information should regularly review their account activity and contact the bank quickly if there are any unfamiliar transactions.\u003C\u002Fp>\n\u003Cp>If health insurance, billing, or medical information is affected, insurance explanation documents, patient accounts, unknown service claims, and unexpected bills should be checked. If an unrecognized provider name, incorrect procedure, unexplained laboratory record, or unknown prescription activity is observed, the relevant healthcare institution and insurance provider should be contacted with a written record. Unexpected links arriving under the pretext of identity protection, payment refund, bill correction, or insurance update should not be clicked.\u003C\u002Fp>\n\u003Ch2>Long-Term Security Strategies\u003C\u002Fh2>\n\u003Cp>In this incident, since health, identity, and payment data can intersect in the same record, protection should be implemented for the long term. Changing passwords may be useful for patient accounts; however, information such as Social Security number, passport, driver's license, tax identification field, and medical history are permanent or difficult-to-change types of data. Users should review their credit reports at regular intervals, be cautious of fraudulent applications during tax season, and use alerts to detect new account openings early.\u003C\u002Fp>\n\u003Cp>Patient accounts for health records, insurance claims, and billing history should be regularly monitored. Incorrect medical records, unknown prescriptions, unexpected service requests, or unexplained insurance payments may be long-term risk indicators. Healthcare providers should use unique strong passwords for patient accounts and enable multi-factor authentication wherever possible. In incidents involving background service providers such as Medusind, users may not recognize the company name; therefore, the healthcare institution, date, and data types mentioned in the notification should be carefully verified.\u003C\u002Fp>\n\u003Ch2>Record Control and User Action\u003C\u002Fh2>\n\u003Cp>The record check on this page allows the user to view patient, identity, payment, and health insurance records that may be associated with the Medusind 2023 data breach. A match does not mean that all types of data listed were exposed for the same person. Users should base their actions on the fields in their own notification text and should set different risk steps for payment information, official identity information, health insurance information, and medical information.\u003C\u002Fp>\n\u003Cp>Users who see a match should first focus on the areas that are most persistent and hardest to stop misuse. For official identity and Social Security information, credit and official transaction checks are prioritized; for payment information, bank and card checks; for health information, insurance and patient records are prioritized. The Medusind 2023 data breach is a large-scale health data security incident that shows that records held in billing and revenue cycle services used by healthcare providers are also critical for patient safety.\u003C\u002Fp>","Medusind 2023 Data Breach (701.5 Thousand Reported Records)","Medusind 2023 Data Breach. 701.5 Thousand reported records are reported. Reported data: Names, Dates of birth, Email addresses. Review the scope, risks, and…","\u002Fuploads\u002Flogo\u002Fmedusind-2023.svg",false,{"name":63,"sector":64,"country":65,"website":10,"websiteArchiveUrl":66,"websiteStatus":66,"websiteCheckedAt":13},"Medusind, Inc.","Healthcare","United States",""]