0652T — Egd flx transnasal dx br/waHCPCS/CPT
No Prior Auth Required
Code is covered without prior authorization (high confidence)
A56389 — Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization
A58559 — Billing and Coding: Independent Diagnostic Testing Facilities (IDTF)
L34434 — Upper Gastrointestinal Endoscopy and Visualization
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