G0478 Drug test(s), presumptive, any number of drug classes; any number of devices or procedures, (e.g., immunoassay) read by instrument-assisted direct optical observation (e.g., dipsticks, cups, cards, cartridges), includes sample validation when performed, per date of service
Short descriptor: Drug test presump opt inst
Look up G0478 alongside ICD-10-CM diagnoses, the HCPCS Table of Drugs, and the AI coding assistant.
G0478 is the HCPCS Level II code for Drug test(s), presumptive, any number of drug classes; any number of devices or procedures, (e.g., immunoassay) read by instrument-assisted direct optical observation (e.g., dipsticks, cups, cards, cartridges), includes sample validation when performed, per date of service (2026). It belongs to Section G — Procedures / Professional Services (Temporary). Under Medicare, its coverage status is: Carrier judgment. Part B pricing methodology: Priced subject to national limitation amount (clinical lab).
Classification & CMS Attributes
- Medicare Coverage
- Carrier judgment (code C)
- Part B Pricing
- Priced subject to national limitation amount (clinical lab) (indicator 21)
- Type of Service
- Diagnostic laboratory
- Effective Date
- 2017-01-01
- Termination Date
- 2016-12-31
- 2026 Maintenance
- No change this year
References
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Reference G0478 with the canonical source and edition:
G0478 — Drug test(s), presumptive, any number of drug classes; any number of devices or procedures, (e.g., immunoassay) read by instrument-assisted direct optical observation (e.g., dipsticks, cups, cards, cartridges), includes sample validation when performed, per date of service. ICD-10 Coding Pro (HCPCS Level II 2026). https://icd10codingpro.com/hcpcs-codes/G0478
Canonical URL: https://icd10codingpro.com/hcpcs-codes/G0478