Medical billing and coding expert witness services
National Medical Billing & Coding (NMBC) - With over 35 years of experience in the medical healthcare industry, we offer efficient medical auditing, billing, coding, documentation, healthcare reimbursement, and training services.
NMBC provides specialized expert witness support, and we assist attorneys, insurers, and legal teams with clear, defensible, and evidence‑based insight into the complex world of medical billing and medical coding standards.
Our work is grounded in accuracy, compliance, and real‑world operational experience—ensuring every opinion, report, and testimony is supported by industry standards, regulatory guidance, and verifiable documentation.
Extensive Expert Services
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We conduct a structured, line-by-line review of the medical bills and records in your case. That includes CPT, ICD-10-CM, and HCPCS coding accuracy, documentation sufficiency and integrity, reimbursement patterns, and compliance with CMS, AMA, and payer guidelines. Our findings are summarized in written reports, declarations, affidavits, or formal opinions, depending on what your case requires.
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We provide clear, confident testimony that explains how billing and coding decisions are made and whether the charges are reasonable. Every opinion is supported by industry standards, regulatory guidance, and the documentation in the record, so it holds up under cross-examination.
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CPT, ICD-10-CM, and HCPCS coding; modifiers; medical billing accuracy; reasonableness of charges; documentation integrity; denials and appeals; auditing; and healthcare compliance under CMS, AMA, and payer guidelines.