Top Gastroenterology Billing Denials and How to Fix Them

Gastroenterology practices sit at a tricky crossroads: high-volume preventive services, complex therapeutic procedures, and payer rules that change just often enough to trip you up. Eventually, the result shows denials that drain cash flow and burn staff time. The good news is that most denials follow predictable patterns. Tackle the top offenders with clean documentation and tight front-to-back processes, and you’ll see fewer write-offs and faster payments. Here is some common gastroenterology billing denials with effective solutions. 1) “Medical necessity not supported” Why it happens: The claim lists a CPT/HCPCS code, but the diagnosis codes and notes don’t clearly tie the procedure to a covered indication. Solution: Gastroenterology billing services should first match indications to payer policies. They must make sure symptoms (e.g., GI bleeding, iron-deficiency anemia) or risk factors perfectly align with coverage criteria. In the op note, the billing staff spell out the clinica...