Olga Kushnareva
Medical Biller / Insurance Claims Specialist
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About
Detail-oriented Medical Biller and Insurance Claims Specialist with experience in DME, optometry, Medicare, Medicaid, and commercial insurance billing. Skilled in claim submission, eligibility verification, denial follow-up, appeals, payment posting, insurance portal navigation, and documentation review. Clinical experience as a Medical Assistant supports a strong understanding of medical terminology, patient records, and provider documentation.
Experience
Medical Biller at DME Medical Supply (2025-12 – 2026-07)
- Submitted and managed DME claims to Medicare, Medicaid, Medicare Advantage, and commercial insurance plans.
- Verified patient eligibility, benefits, coverage requirements, and authorization-related information.
- Reviewed medical documentation, including face-to-face notes, standard written orders, certificates of medical necessity, and supporting records.
- Followed up on unpaid, rejected, and denied claims and communicated with insurance representatives regarding claim status and corrections.
- Prepared corrected, replacement, and void claims when necessary and maintained accurate billing notes and follow-up records.
- Reviewed remittance information and supported resolution of payment discrepancies and outstanding balances.
- Utilized ePACES, Medics Premier, Availity, Noridian JA/JC, Cortex, eviCore, and payer-specific portals to submit claims, verify eligibility, review claim status, resolve denials, submit corrected claims, and maintain accurate billing documentation.
Medical Assistant at Inna Petrosova PC (2025-10 – 2025-12)
- Prepared examination rooms, supplies, and equipment before patient visits.
- Measured and documented vital signs and assisted the provider during examinations.
- Performed blood draws, EKGs, swab tests, urine testing, and specimen labeling and handling.
- Maintained accurate clinical documentation and followed patient privacy and infection-control procedures.
Billing Department at Elena Feldman Opt. (2022-06 – 2025-02)
- Entered charges, submitted insurance claims, and monitored reimbursement progress.
- Posted insurance payments and reviewed claim and payment information for accuracy.
- Prepared and submitted appeals and supporting documentation for denied claims.
- Communicated with insurance representatives to resolve claim, eligibility, and reimbursement issues.
- Maintained organized billing, payment, and financial records.
- Worked daily with EyeSynergy, NaviNet, Davis Vision, Versant Health, UHC Provider Portal, NGS Connex, and Availity to verify eligibility, process claims, post insurance payments, and follow up on reimbursements.
Education
Secondary Professional Education in Jurisprudence – Bratsk Industrial College (2000)

