A4774 Ammonia test strips, for dialysis, per 50

Short descriptor: Ammonia test strips

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A4774 is the HCPCS Level II code for Ammonia test strips, for dialysis, per 50 (2026). It belongs to Section A — Transportation, Medical & Surgical Supplies. Under Medicare, its coverage status is: Special coverage instructions apply. Part B pricing methodology: Not separately priced by Part B.

Classification & CMS Attributes

Medicare Coverage
Special coverage instructions apply (code D)
Part B Pricing
Not separately priced by Part B (indicator 00)
Type of Service
ESRD supplies
Effective Date
2015-01-01
2026 Maintenance
No change this year

References

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Reference A4774 with the canonical source and edition:

A4774 — Ammonia test strips, for dialysis, per 50. ICD-10 Coding Pro (HCPCS Level II 2026). https://icd10codingpro.com/hcpcs-codes/A4774

Canonical URL: https://icd10codingpro.com/hcpcs-codes/A4774

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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2026-01-01

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