Nov 10 CPT Assistant references 76937
"Fluoroscopy may be performed in combination with other imaging during a procedure (eg, peripherally inserted central venous catheter using both ultrasound 76937 and fluoroscopic guidance 77001) for which the procedure and both imaging codes are reported."
From the coding software's notes for 76937
MedAssets Notes:
Corresponding procedure(s) may include: 36555, 36556, 36557, 36558, 36560, 36561, 36563, 36565, 36566, 36568, 36569, 36570, 36571, 36575, 36576, 36578, 36580, 36581, 36582, 36583, 36584, 36585