Medical Billing and RCM Blog
Practical guides to the billing rules practices run into most: filing limits, modifiers, therapy units, advance beneficiary notices, overpayments and estimates for self-pay patients. Each article links to the official CMS or federal sources behind it, so you can check the current version of every rule.
Latest articles
Medicare Timely Filing
The one-year Medicare filing limit, why commercial limits differ, and the routine that keeps claims from aging out.
Learn more about Medicare Timely FilingModifier 25
How Medicare treats a same-day visit with a minor procedure, when modifier 25 applies and the notes that support it.
Learn more about Modifier 25The 8-Minute Rule
How Medicare turns timed therapy minutes into units, with a worked example and the modifiers every therapy line needs.
Learn more about The 8-Minute RuleABN Modifiers
When Medicare expects an advance beneficiary notice, what GA, GZ, GY and GX mean, and who pays after a denial.
Learn more about ABN ModifiersGood Faith Estimates
Who is entitled to a good faith estimate, how it fits into scheduling, and what happens when the bill runs higher.
Learn more about Good Faith EstimatesMedicare Overpayments
What the Medicare overpayment rule requires, how the deadline works, and a credit-balance routine that keeps refunds on time.
Learn more about Medicare Overpayments
Service and specialty guides
Services
Ten services covering the revenue cycle, from eligibility and authorization to coding, claims, denials and patient balances.
Learn more about ServicesSpecialties
Billing set up around each specialty's own codes, modifiers, denial triggers and authorization rules, across 25 specialties.
Learn more about SpecialtiesFree Billing Audit
A no-cost review of your denials, A/R and coding patterns, based on summary reports rather than patient records.
Learn more about Free Billing Audit
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