Coding Library

Modifier 25 for Billing: Combining E/M with Procedures in Podiatry

In 2025, podiatry practices can legitimately bill an E/M visit and a procedure on the same day using Modifier 25—if they clearly document that the evaluation was significant and separate from the procedure’s routine work. Proper use requires distinct HPI, exam, and MDM sections, separate ICD-10 codes, and precise note structure to avoid audits, denials, or bundled payments.

Time Tracking for E/M Codes: 8-Minute Rule Adaptation

In 2025, time-based E/M coding is a reliable fallback when medical decision-making doesn’t justify a higher level—so long as providers document exact minutes and note that over 50% of the visit involved counseling or coordination. By using AI tools and EHR time tracking, practices can automatically capture accurate visit durations, prevent downcoding, and stay audit-proof.

Functional Progress Notes for CPT 99306: Rural Health Guide

You’re 45 miles from the nearest hospital, seeing a frail elder in a remote clinic. The visit takes 50 minutes, covers 3 active problems, and changes 4 meds. That’s CPT 99306—but only if your note proves it.

Avoiding CPT 29806 Denials: Common Mistakes in Orthopedics

In 2025, accurately billing CPT 99215 requires clear documentation that proves medical necessity by showing high complexity, clinical risk, and time-based justification. Internal medicine providers can prevent downcoding and denials by framing the visit’s urgency, detailing decision-making, linking problems to actions, and closing with specific follow-up plans.

Aetna Authorization Denials: Fixing CO-197 for Radiology Codes

The blog explains how Aetna CO-197 denials commonly impact radiology claims due to missing or incorrect prior authorizations for advanced imaging like CTs and MRIs, causing payment delays. It offers a clear appeal process and prevention strategies—such as automated auth checks and EHR alerts—to reduce denials and speed reimbursements, highlighting tools like Athelas RCM for efficient management.

BCBS Billing for CPT 99397: Preventive Exams in Family Medicine

The blog guides family medicine practices on properly billing **BCBS for CPT 99397**, the preventive visit code for patients 65 and older, highlighting documentation, frequency rules, and common denial fixes. It also emphasizes proactive steps like eligibility checks and EHR templates, with tools like Athelas RCM helping streamline claims and reduce denials.

Medicare Part B Billing for CPT 27130: 2025 Orthopedics Guidelines

The blog explains how **orthopedic practices can successfully bill Medicare Part B for total hip replacements (CPT 27130)** in 2025 by meeting documentation and medical necessity requirements. It outlines **updated billing tips, common denial fixes, and preventive strategies**—emphasizing proper ICD-10 coding, modifier use, and automation tools like Athelas RCM to maintain high reimbursement rates.

Cigna Prior Authorization Denials: Resolving CO-197 in Pediatrics

The blog explains how **Cigna CO-197 denials**—often triggered by missing prior authorizations for routine pediatric vaccines like the MMR—can delay reimbursements despite being preventive services covered under federal guidelines. It offers a step-by-step process to **appeal and prevent these denials** through better documentation, eligibility checks, and automation tools like Athelas’ RCM platform.

Cigna Prior Authorization Denials: Resolving CO-197 for Pediatric Vaccine Code 90707

Cigna’s CO-197 denials for pediatric MMR vaccine code 90707 often stem from missing prior authorization or documentation gaps, despite CMS’s no-cost-share mandate for ACIP vaccines. To resolve, appeal with CDC-aligned records and verify eligibility upfront. Athelas tools streamline verification and appeals to boost reimbursement and reduce denials.

State-by-State Telehealth Rules for Anesthesiology Billing in 2025

In 2025, CMS extends telehealth for anesthesiology through September 30, allowing E/M codes for pain management, while 22 states mandate private payer parity and 31 cover all Medicaid telehealth modalities. Use modifiers 95 or 93, document necessity, and verify payer rules to avoid denials.

Telehealth Denials: Fixing Errors for Radiology Codes

In 2025, radiology practices face telehealth claim denials for codes like G0406-G0408 due to place of service errors, missing modifiers, or insufficient documentation, though CMS extends flexibilities like no geographic limits through September 30. Common fixes include using POS 10 for home-based services, appending modifier 95 for synchronous telehealth, and ensuring medical necessity is well-documented to avoid CO-197 denials.

Rural Health Telehealth Billing: 2025 Guidelines

In 2025, CMS extends telehealth billing flexibilities for Rural Health Clinics (RHCs) and Federally Qualified Health Centers (FQHCs), allowing HCPCS code G2025 for non-behavioral services through December 31, with mental health services gaining permanent home-based and audio-only options. Key changes include facility-based requirements for general care post-September 30 and a shift to individual CPT/HCPCS codes for care coordination starting January 1.

CMS Telehealth Policy Tracker: July 2025 Updates for Orthopedics

Keep up with CMS telehealth changes in our quick guide to the July 2025 proposed rule for the CY 2026 Medicare Physician Fee Schedule, tailored for orthopedics. Discover key updates like permanent virtual supervision, extended waivers for rural clinics, and a new payment model for low back pain.

State-by-State Telehealth Rules for Anesthesiology Billing in 2025

Anesthesiology practices are embracing telehealth in 2025, but state-specific billing rules can lead to costly denials if mishandled. This guide simplifies navigating regional regulations, POS codes, and documentation to ensure accurate claims and seamless care.

Telehealth Denials: Fixing Errors for Radiology Codes

Telehealth is revolutionizing radiology, but strict payer rules can trigger denials for codes like CPT 72100 if documentation falters. This guide offers practical tips to fix and prevent claim errors, ensuring accurate billing and uninterrupted care in 2025.

Rural Health Telehealth Billing: 2025 Guidelines

In 2025, telehealth is crucial for rural healthcare, but accurate billing is essential to avoid costly errors. This guide breaks down CPT codes, modifiers, and documentation tips to ensure compliance and seamless care delivery in remote communities.

CMS Telehealth Policy Tracker: July 2025 Updates for Orthopedics

In July 2025, CMS updated telehealth policies for orthopedics, extending virtual care options and refining surgical follow-up billing through September 30, 2025. Learn how to use Modifier -54 and new code G0559 to streamline claims and avoid denials while keeping patient care seamless.

Telehealth Documentation for CPT 73620: Virtual Foot Exams in Podiatry

Discover how to master telehealth documentation for virtual foot exams under CPT 73620 in 2025, ensuring smooth reimbursement and quality podiatric care. This guide simplifies logging image reviews, tracking patient progress, and avoiding claim denials with clear, cautious billing practices.

Avoiding CARC 197 Denials: Precertification Strategies for Medical Providers

CARC 197 denials happen when required prior authorizations are missing, delaying payments and causing frustration. This article explains what triggers them, gives real-world examples, and shares simple, CMS-based strategies to prevent them—like checking updated PA lists, submitting early, using modifiers, and training staff to catch issues upfront.

Overcoming CARC 16 Errors: Essential Tips for Accurate Claim Submissions

The blog explains CARC 16 as a denial code for claims missing key details like codes or provider info, often paired with RARCs like N265. It offers CMS-guided steps to correct and resubmit claims, plus prevention tips like pre-submission checks to minimize denials.

RARC M51 Explained: How to Fix Missing Denial Codes on Your Claims

This post explains RARC M51 as a remark code indicating missing, incomplete, or invalid procedure codes like CPT or HCPCS, often paired with CARC 16, causing claim denials. It provides CMS-guided steps to fix denials by validating and resubmitting codes, alongside preventive tips like using updated HCPCS lists and billing software to ensure clean claims.

Decoding CARC Code 45: Navigating Fee Schedule Denials in Medical Billing

CARC 45 signals a charge exceeding the payer's fee schedule or contract, offering steps to appeal denials and tips to prevent them using CMS resources. This blog emphasizes reviewing contracts, checking coding errors, and using billing tools to align charges and avoid future denials.

Anthem Billing for Ophthalmic Implant Codes in Complex Diabetic Foot Care: Handling Denials, CARC & RARC Codes

This blog discusses how podiatrists cannot bill ophthalmic codes like the obsolete CPT 0191T and provides strategies to avoid claim denials using current codes and proper documentation.

Pediatrics Telehealth Reimbursement: Key 2025 CMS Rules

Medicare’s 2025 rules extend key telehealth flexibilities for pediatric care—allowing home-based and audio-only visits, caregiver training, and virtual supervision through December 31. These updates improve access for eligible children, but many benefits may end in 2026 without further action.

Mastering CMS POS Codes: POS 02 vs. POS 11 in Radiology Billing

Understanding the correct use of POS 11 (Office) and POS 02 (Telehealth) is essential in radiology billing. These codes affect reimbursement rates and depend on where services are performed—whether in-office or remotely. Accurate documentation, proper use of modifiers, and aligning TC/PC components help prevent denials and ensure full payment.

Mastering Telehealth Billing for CPT 99214: Essential Insights for Internal Medicine Virtual Visits

Learn how to confidently bill CPT 99214 for telehealth in 2025. This guide breaks down Medicare rules, time tracking tips, documentation musts, and upcoming policy changes—all tailored for internal medicine practices navigating virtual care.

CMS Telehealth Updates 2025: Advancing Access to Family Medicine and Preventive Care

This post highlights key 2025 Medicare telehealth updates affecting family medicine, including extended flexibilities, new virtual services, and important deadlines. Learn how to optimize care now and prepare for policy changes ahead.

CPT 28285 Hammertoe Correction: Podiatry Best Practices

CPT 28285 covers hammertoe correction surgery, but denials are common without proper documentation, modifier use, and outcome tracking. This post explains how podiatrists can avoid billing errors and improve reimbursement in 2025.

CPT 99358 Prolonged Services: Rural Health Management

CPT 99358 lets rural providers bill for prolonged, non-face-to-face care like record reviews or care coordination tied to separate E/M visits. Though not covered by Medicare, some commercial payers reimburse it if time and medical necessity are well documented. This post explains how to use 99358 effectively in rural health settings under 2025 guidelines.

CPT 01967 Neuraxial Labor Analgesia: Anesthesiology Billing Guide

CPT 01967 is vital for billing neuraxial labor analgesia—but navigating time-based billing, documentation rules, and payer policies can be tricky. This blog post breaks down how to differentiate it from general anesthesia codes, ensure medical necessity, and use appeal strategies that work in 2025. Perfect for anesthesiology teams looking to reduce denials and improve obstetric billing accuracy.

CPT 74176 CT Abdomen/Pelvis: Radiology Billing and Documentation

Billing for CT scans without contrast? CPT 74176 is essential for accurate, compliant imaging claims—especially in emergency and outpatient settings. This post breaks down key documentation requirements, payer policy updates for 2025, and top denial prevention strategies to help radiology practices get paid faster while staying audit-ready.

CPT 29881 Knee Arthroscopy: Orthopedics How to Bill Correctly

Struggling with denials for CPT 29881 knee arthroscopies? Learn how to bill correctly for medial or lateral meniscectomies by mastering documentation, time tracking, and code combinations. This essential orthopedic billing guide covers equipment details, NCCI bundling rules, and audit-proof practices to help your claims get paid—fast and accurately.

CPT 95921 Autonomic Testing Billing: Internal Medicine Compliance

CPT 95921 is key to evaluating cardiovagal function in patients with suspected dysautonomia, but billing it correctly requires more than just running the test. This article breaks down medical necessity criteria, documentation must-haves, and common payer pitfalls—helping internal medicine providers navigate compliance, avoid denials, and ensure accurate reimbursement for autonomic function testing.

CPT 99406 Smoking Cessation Counseling: Family Medicine Guide

CPT 99406 empowers family medicine providers to deliver brief, impactful tobacco cessation counseling—and get reimbursed for it. This post explores how to use the code effectively during preventive visits, outlines documentation musts, explains billing with E/M codes, and highlights payer rules to help avoid denials while improving patient outcomes.

CPT 76942: Ultrasound Guidance: Diagnostic Radiology Essentials

CPT 76942 is essential for ultrasound-guided needle placement, but proper billing can be tricky. This article covers key documentation must-haves, how different payers treat this code, and smart strategies for handling denials and appeals—helping providers maximize reimbursement while staying compliant.

CPT 73610 vs. 73600: Ankle X‑ray Billing in Podiatry

This blog breaks it down when to use CPT 73600 vs. 73610 for ankle X-rays—covering view counts, modifier use (-26, -TC, -50, and more), and Medicare-specific documentation rules. Learn how to choose the right code, avoid denials, and ensure compliant, accurate billing in podiatric radiology.

CPT codes 99304–99306 Group Visits Billing: Rural Health Rules and Documentation

Group visits can boost access and efficiency in rural and community clinics—but billing them correctly is complex. This guide focuses on how to accurately use CPT 99306 in shared visit scenarios, covering documentation tips, prolonged service add-ons, and 2025 updates impacting RHCs and FQHCs. Learn how to ensure compliance, avoid denials, and get properly reimbursed for individualized care—even in a group setting.

CPT 99221–99223: Initial Hospital Care Evaluations in Internal Medicine

Getting CPT 99221–99223 right is critical for internal medicine providers handling initial inpatient or observation admissions. This guide breaks down how to choose codes based on complexity or time, highlights key documentation must-haves, and clarifies how these inpatient E/M codes differ from outpatient visits—helping you avoid denials and ensure accurate billing from day one.

CPT 99291: Critical Care Billing: Anesthesiology Best Practices

Billing CPT 99291 in anesthesiology isn’t just about time — it’s about precision. This guide walks you through time-based rules, high-stakes OR scenarios, and payer-specific reimbursement tips to ensure accurate coding, strong documentation, and full revenue capture for critical care services. Perfect for anesthesiologists managing emergencies and navigating complex billing requirements.

CPT 27134 – Revision Hip Arthroplasty: What You Need to Know

Navigating the complexities of CPT 27134 — revision of both components of a total hip arthroplasty — requires more than just clinical expertise. This essential guide breaks down key coding strategies, modifier use, bundling rules, and denial prevention tips to help orthopedic practices maximize reimbursement and avoid costly errors. Whether you're billing for challenging implant removals or managing global period claims, this article ensures you're equipped for clean, compliant submissions.

Understanding CPT Codes 99202–99205 for New Patient E/M Visits

Confused about CPT codes 99202–99205 for new patient visits? This guide breaks down how Medical Decision Making (MDM)—not time—determines the right code. Learn why 99204 is most commonly used, how to document correctly, and what changes from insurers like Cigna could mean for your practice. Stay compliant, accurate, and audit-ready.