7 Best Practices for Medical Billing & Coding Services That Boost Revenue and Reduce Denials Image

7 Best Practices for Medical Billing & Coding Services in 2025 to Boost Revenue and Reduce Denials

If you’re a U.S. healthcare provider searching for medical billing and coding services, you’re not alone. Thousands of physician practices, hospitals, and labs nationwide are rethinking how they manage revenue cycle operations – because missed modifiers, lost claims, and endless denials are draining revenue.

Medical billing and coding errors cost U.S. providers billions annually — not just in unpaid claims, but also in compliance risk, staff burnout, and unhappy patients. The good news? With the right blend of technology, process, and expertise, most of these issues are preventable.

Here are 7 proven best practices that top-performing practices, physician groups, and hospitals use to keep cash flow healthy, denials low, and compliance airtight.

1. Keep Your Medical Coding Guidelines Updated — Always

Billing and coding are constantly evolving. Every year, CMS, AMA, and commercial payers release updates to CPT, ICD-10, and HCPCS codes. Missing even one update can lead to underpayment or denials — especially in specialties with frequent coding changes like radiology, pathology, and behavioral health.

Best Practice:

  • Maintain a living medical coding manual updated quarterly.
  • Subscribe to payer alerts and CMS updates.
  • Use AI-powered medical coding tools to flag outdated codes before claims go out.

Pro Tip: U.S. practices that review coding guidelines regularly see 15-20% fewer denials related to coding errors.

2. Verify Patient Eligibility Upfront

One of the most common reasons for denials? Ineligible patients. Nothing is more frustrating than delivering care and discovering after the fact that coverage lapsed or prior authorization was required.

Best Practice:

  • Run real-time eligibility checks for every patient.
  • Verify coverage for high-cost procedures and check prior authorization requirements.
  • Document payer reps’ names and reference numbers when you confirm coverage.

Industry Insight: According to MGMA, eligibility issues account for nearly 27% of claim denials [1]. Catching them upfront saves you rework and write-offs.

3. Get Documentation Right the First Time

Clean documentation is the backbone of clean claims. If the diagnosis doesn’t support the CPT, or if signatures and dates are missing, your claim will end up in a denial queue.

Best Practice:

  • Use a documentation checklist that includes DOS, provider signature, and diagnosis-procedure match.
  • Standardize templates in your EHR for consistency.
  • Perform spot-checks on high-value procedures before submission.

Even a single missed modifier (like 25, 59, or 26/TC) can mean a $500+ revenue loss. Getting it right upfront pays off – literally.

4. Track Key Medical Billing KPIs Like a Hawk

You can’t improve what you don’t measure. Practices that monitor their revenue cycle KPIs consistently outperform those that don’t – and can intervene early when something goes wrong.

Best Practice: Track at least these core metrics:

  • Clean Claim Rate (Target: 95%+)
  • First Pass Resolution Rate
  • Days in AR (Target: < 35 days for most specialties)
  • Denial Rate by Category

Use a medical billing dashboard to visualize trends and take action before denials snowball into revenue leakage.

5. Perform Regular Coding Audits

Medical coding audits aren’t just for compliance – they’re for revenue protection. Undercoding costs you money, while overcoding can trigger audits and penalties.

Best Practice:

  • Conduct quarterly internal audits (retrospective + pre-bill).
  • Train your staff on findings so errors don’t repeat.
  • Use audits to identify missed units, unbilled add-on codes, and downcoded encounters.

Our experience shows that proactive audits can recover 3-7% of missed revenue without increasing patient volume.

6. Automate Medical Billing & Coding Workflows

Manual data entry, claim status chasing, and payment posting are productivity killers. The best U.S. practices are investing in automation and AI-driven RCM platforms to streamline processes.

Best Practice:

  • Leverage AI-assisted coding tools to reduce errors.
  • Automate claim status checks, payment posting, and denial routing.
  • Integrate your EHR, clearinghouse, and billing platform to eliminate duplicate data entry.

Providers using automation report 20–30% faster reimbursement cycles and lower staff workload.

7. Train & Upskill Your Team Continuously

The medical billing and coding landscape changes fast – and a one-time training isn’t enough.

Best Practice:

  • Host quarterly lunch-and-learns on payer changes.
  • Encourage coders to maintain AAPC or AHIMA certifications.
  • Provide feedback loops: share audit findings and celebrate improvements.

The Bottom Line: Best Practices Pay for Themselves

Implementing these best practices doesn’t just clean up your healthcare revenue cycle, it also improves compliance, reduces staff burnout, and keeps patients happier. 

But keeping up with payer changes, coding updates, and endless claim follow-ups can overwhelm even the best in-house teams.

That’s where RevGen-i, 3Gen’s AI-powered revenue cycle management platform, comes in. With RevGen-i, U.S. healthcare providers get:

  • Real-time eligibility verification to stop denials before they start
  • Intelligent analytics dashboards to track clean claim rates, denial categories, AR days
  • Workflow automation for claim status checks, payment posting, and follow-ups
  • Seamless integration with EHR and billing systems for a frictionless workflow

Together with our expert billing team, RevGen-i helps U.S. providers stay compliant, capture every dollar, and get paid faster, without adding staff or complexity.

Ready to see the difference? Schedule your free RCM assessment and see how much revenue you might be leaving on the table.

References

[1] MGMA, “6 keys to addressing denials in your medical practice’s revenue cycle,” 18 March 2021. Available: https://www.mgma.com/mgma-stats/6-keys-to-addressing-denials-in-your-medical-practice-s-revenue-cycle.

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