Greg Kalivas

Background

About Greg Kalivas

I am a healthcare data and revenue cycle systems analyst with 25 years of experience driving payment integrity, reducing denials, and optimizing claims operations. Since the original 4010 HIPAA standard, I have specialized in 837 claims and 835 remittance transactions, leading hospitals and health systems through 5010 conversions, clearinghouse integrations, and payer compliance projects. My expertise spans: HIPAA EDI Transactions (837/835) – 25 years of hands-on experience in claims and remittance processing Claims Operations & Reimbursement – Medicare, Medicaid, Commercial payers, DRG and fee schedule methodologies Data Analytics & Reporting – SQL, Excel, Access, Tableau, KPI dashboards, SLA performance tracking Healthcare Systems – MEDITECH Expanse/MAGIC, Assurance Clearinghouse, NPR Reporting, Report Designer I have successfully delivered large-scale projects including: Steward Healthcare – Converted 837 claim programs for 25 hospitals under aggressive timelines. Beth Israel Deaconess – Plymouth – Directed 837/835 conversions, NPR reporting, and staff training. Community, DeSoto Memorial, and Morris Hospitals – Implemented reimbursement edits, claim audit repositories, and advanced reporting to improve clean claim rates and reduce denials. I thrive at the intersection of data analysis, claims compliance, and healthcare finance, delivering solutions that translate complex data into actionable insights for executives, providers, and payers. This is optimized for LinkedIn’s algorithm (keywords: 837, 835, HIPAA EDI, claims, remittance, SQL, Tableau, MEDITECH, payment integrity).