Denials

Learn about common medical billing claim denials, their reasons, and effective denial management strategies, including step-by-step guidance to analyze, correct, and resubmit claims to improve reimbursement and reduce revenue loss.

MA120 Denial: Missing, Incomplete, or Invalid CLIA Certification Number — Complete Guide

By Bala Govind

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On April 14, 2026

M119 Denial: Missing, Invalid, or Incomplete NDC Code – A Complete Beginner’s Guide

By Bala Govind

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On April 14, 2026

B20 Denial Code Explained: “Service Furnished by Another Provider”

By Bala Govind

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On April 14, 2026

Patient Enrolled in Hospice (B9 Denial): Complete Guide for Medical Billing Professionals

By Bala Govind

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On April 14, 2026

B7 Denial Code Explained: Provider Not Eligible on Date of Service

By Bala Govind

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On April 14, 2026

MA04 Denial Code Explained: How to Handle Missing Primary Insurance Information

By Bala Govind

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On April 14, 2026

Referral Absent (Denial Code 288): A Complete Beginner’s GuideReferral absent denial code 288 in medical billing due to missing referralReferral Absent (Denial Code 288): A Complete Beginner’s Guide

By Bala Govind

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On April 14, 2026

Denial Code 242: Services Not Provided by Network/Primary Care Providers (Out-of-Network) – A Complete Guide

By Bala Govind

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On April 14, 2026

Denial Code 236: Understanding Procedure Incompatibility in Medical Billing

By Bala Govind

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On April 14, 2026

Denial Code 234: Procedure Not Paid Separately: Complete Guide to Handling Denials (Medical Billing)

By Bala Govind

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On April 14, 2026

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