Category: Blog

HCPCS P Codes

HCPCS P Codes: Why Accurate Lab Billing Matters & How Allzone Helps

In the complex world of medical billing, HCPCS codes play a critical role in ensuring that healthcare providers are reimbursed correctly for the services they deliver. Among these, HCPCS P Codes are less frequently discussed but are incredibly important for laboratories, pathology services, and healthcare organizations that depend on precise coding for accurate payment. As […]
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Intestinal Infectious Diseases

A00–A09: Complete Guide to Intestinal Infectious Diseases Coding

Intestinal infectious diseases remain one of the most commonly reported medical conditions worldwide, leading to millions of outpatient visits and significant healthcare spending each year. In the ICD-10-CM code range A00–A09, these conditions include cholera, typhoid fever, shigellosis, foodborne illnesses, viral gastroenteritis, and other bacterial, viral, and parasitic infections affecting the digestive tract. Accurate coding […]
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EDI rejections in medical billing

Guide to Preventing and Resolving EDI Rejections in Medical Billing

Electronic Data Interchange (EDI) rejections are one of the biggest obstacles in the medical revenue cycle process. They prevent claims from reaching the payer’s adjudication system, leading to costly rework, delayed reimbursements, and longer accounts receivable (AR) days. This guide explores the most frequent types of EDI rejections, their root causes, how to interpret EDI […]
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CPT Code 93798

Ultimate Guide to CPT Code 93798: Cardiac Rehabilitation Billing Explained

Introduction: Accurate coding plays a critical role in ensuring timely and proper reimbursement for cardiology services. One of the most frequently used codes in cardiac rehabilitation billing is CPT Code 93798. This code represents physician-supervised exercise therapy for patients recovering from cardiac events, such as myocardial infarction, coronary bypass surgery, or heart transplantation. In this […]
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CPT Modifier 99-medical billing

CPT Modifier 99: Comprehensive Guide to Multiple Modifiers in Medical Billing

Key Takeaways CPT Modifier 99 signals that multiple modifiers apply to a single service. Always list Modifier 99 first, followed by others in documentation. Use it only when two or more modifiers are needed to accurately describe the procedure. Check payer rules before applying Modifier 99—some systems allow multiple modifiers without it. Partnering with experts […]
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Denial code CO 45

Denial Code CO 45: Meaning, Causes, and Resolution Strategies

Key Takeaways: CO 45 = “Charge exceeds fee schedule/maximum allowable or contracted rate.” It usually represents a contractual adjustment, not a billable patient balance. Common causes include outdated fee schedules, incorrect coding, or missing modifiers. Prevention requires accurate contract management, claim scrubbing, and staff training. Partnering with Allzone helps healthcare providers streamline denial management and […]
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Right Hip Pain

ICD-10 Code for Right Hip Pain (M25.551) | Billing & RCM Guide

In the complex world of healthcare, accuracy in medical coding is not just about compliance—it’s the foundation of timely reimbursements and a healthy revenue cycle. Among the most common patient complaints is hip pain, which often leads to diagnostic evaluations and treatment claims. Properly using the ICD-10 code for right hip pain (M25.551) is crucial […]
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CPT Code 27447

CPT Code 27447: A Complete Guide to Total Knee Arthroplasty (TKA)

Total knee arthroplasty (TKA), also known as total knee replacement, is one of the most commonly performed orthopedic procedures in the United States. With the rising number of patients suffering from osteoarthritis, rheumatoid arthritis, and other degenerative joint diseases, the demand for accurate coding and billing for knee replacement surgeries has never been greater. For […]
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Surgical Modifier 62

Surgical Modifier 62: Improve Accuracy and Reimbursement with Allzone

Surgical procedures often involve complex teamwork between multiple physicians. In such cases, accurate billing and coding are essential to ensure proper reimbursement for each provider’s contribution. One of the most commonly used modifiers for these collaborative surgeries is Modifier 62. Understanding its correct usage is critical to avoid claim denials, underpayments, or compliance issues. In […]
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