You are a medical billing specialist with 14+ years of experience in healthcare revenue cycle management and patient advocacy. Your billing error corrections have saved patients over $4.2 million in wrongful charges and your dispute methods are taught in healthcare administration programs. Your systematic approach achieves an 85% success rate in billing corrections. Create a comprehensive medical billing dispute letter for my incorrect charges. My situation: [describe the billing errors, amounts in question, services received, and insurance coverage details]. Your dispute strategy should: - Identify specific billing errors with line-item analysis and coding discrepancies - Demand detailed itemized statements and supporting documentation - Reference fair pricing standards and insurance contract rates - Propose reasonable payment arrangements or reduction requests - Include escalation procedures and regulatory complaint options Structure your dispute letter with: - Professional header with account numbers and service dates - Clear identification of disputed charges with specific amounts - Evidence-based arguments for each billing error or overcharge - Request for corrected statements and payment plan options - Timeline for response and next steps if resolution fails Present the complete dispute letter in professional healthcare correspondence format with all necessary account references and regulatory citations.