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Medical Coding

AI vs Human Medical Coders: Finding the Right Balance

AI vs Human Medical Coders: Finding the Right Balance

AI vs Human Medical Coders isn’t a contest with one winner. AI wins on speed and consistency for high-volume, low-complexity claims. Human coders win on judgment for complex, high-dollar, and audit-sensitive cases. The groups seeing the best financial results in 2026 aren’t choosing one over the other — they’re building a coding model that routes […]

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CO 50 Denial: Medical Necessity Gap or Documentation Failure?

CO 50 Denial: Medical Necessity Gap or Documentation Failure?

A CO 50 denial means the payer has decided your claim doesn’t meet its medical necessity criteria, but the fix depends entirely on which problem you’re actually facing. A true medical necessity gap means the diagnosis genuinely doesn’t support the service billed, and no amount of paperwork will change that. A documentation failure means the […]

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ICD 10 vs CPT: Why Medical Necessity Denials Happen Even With Correct Codes

ICD 10 vs CPT: Why Medical Necessity Denials Happen Even With Correct Codes

ICD 10 vs CPT confusion is no longer really about code accuracy at all. The real issue is the link between the two. A claim can carry a flawless ICD-10 diagnosis code and a flawless CPT procedure code and still get denied for “medical necessity not met,” because Medicare and commercial payers don’t approve codes […]

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Under-Coding vs Over-Coding: How to Avoid Lost Revenue and CMS Audits

Under-Coding vs Over-Coding: How to Avoid Lost Revenue and CMS Audits

Under-Coding vs Over-Coding is the single biggest coding decision that determines whether your facility keeps its revenue or hands it to CMS on a silver platter. Under-coding happens when a coder assigns a lower-level code than the documentation supports, which quietly erases revenue every single day. Over-coding happens when a coder bills a higher-level code than the […]

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Top 10 ICD-10-CM Coding Errors and How to Prevent Them

Top 10 ICD-10-CM Coding Errors and How to Prevent Them

The Top 10 ICD-10-CM Coding Errors costing healthcare organizations the most revenue in 2026 are unspecified code overuse, missing 7th-character extensions, upcoding/undercoding, sequencing mistakes, mismatched laterality, outdated code use after annual updates, missing Excludes1/Excludes2 checks, incomplete documentation-to-code linkage, modifier-coding conflicts, and failure to apply new payer-specific edits. Each one triggers denials, audit exposure, or silent underpayment, […]

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How Do Medical Coding Services Improve Claim Accuracy?

How Do Medical Coding Services Improve Claim Accuracy?

Medical coding services improve claim accuracy by converting clinical documentation into standardized codes that eliminate billing errors, prevent denials, and protect every dollar of reimbursement your practice has earned. That one-line answer matters because claim accuracy is no longer just an administrative metric — it is the financial pulse of your practice. According to the […]

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How to Use CPT Code 99213: Complete Guide for Established Patient Office Visits

How to Use CPT Code 99213: Complete Guide for Established Patient Office Visits

CPT code 99213 is used for established patient office or outpatient visits that meet the applicable low-complexity medical decision-making requirements or 20–29 minutes of total time on the date of the encounter. Accurate documentation of the patient’s condition, medical decision-making, and time when applicable is essential for correct billing, proper reimbursement, and avoiding coding errors. […]

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Medical Coding in 2025: Key Changes from CMS Every Coder Should Know

Medical Coding in 2025 Key Changes from CMS Every Coder Should Know

With CMS 2025 updates, Medical Coding in 2025 is becoming more complex, compliance-driven, and technology-focused than ever before. From ICD-10-CM and CPT code updates to stricter E/M documentation requirements, coders must stay ahead of these changes to ensure accurate claim submissions and maximize reimbursements. At Medical Billers and Coders (MBC), we provide medical coding and […]

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Preparing Your Healthcare Organization for ICD-11 Compliance

Preparing Your Healthcare Organization for ICD-11 Compliance

In the ever-evolving landscape of healthcare, staying compliant with the latest billing and coding guidelines is essential. The International Classification of Diseases, 11th Revision (ICD-11), represents the latest global standard for coding diseases and conditions. As healthcare providers in the United States, it’s crucial to prepare your organization for ICD-11 compliance. This article will guide […]

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