- 2009 HCPCS A4774
- Ammonia test strips, for dialysis, per 50
- This is the 2009 version of HCPCS A4774 - please refer to the 2016 HCPCS code set for the latest version.
- Added on Wednesday, January 01, 1986
- Status changed on Tuesday, January 01, 2002 to: No maintenance for this code
- BETOS Classification: Dialysis Services > Non-Medicare Fee Schedule
- Medicare coverage status: Special coverage instructions apply
- HCPCS Medicare Carriers Manual Reference Section Number: 4270
A4773 A4802 
