ICD-9-CM Codes that Support Medical Necessity

26.10.09 Contents. Transfer File Overview. 3. Transfer File Structure – Data blocks ... with neurogenic bladder 22 Pyelo/Interstitial nephritis - congen. obst. uropathy +/- reflux 23 Pyelo/Interstitial nephritis - acquired obst. uropathy 24 Pyelo/Interstitial nephritis - vesico-ureteric reflux no obstruction 25 Pyelo/Interstitial nephritis ... ................
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