Question 1

What is HCPCS code E0446?

Accepted Answer

HCPCS code E0446 is "Topical ox deliver sys, nos". Topical oxygen delivery system, not otherwise specified, includes all supplies and accessories

Question 2

What category is E0446 in?

Accepted Answer

E0446 belongs to HCPCS Category E (Durable Medical Equipment (DME)).

Question 3

When should I use HCPCS code E0446?

Accepted Answer

Use E0446 when billing for topical ox deliver sys, nos. HCPCS Level II codes like this are used for items and services not covered by CPT codes, including medical supplies, equipment, drugs administered in clinical settings, and certain healthcare services.

Question 4

Is E0446 covered by Medicare?

Accepted Answer

Coverage for E0446 (Topical ox deliver sys, nos) depends on medical necessity and specific Medicare guidelines. Check the applicable Local Coverage Determination (LCD) or National Coverage Determination (NCD) for detailed coverage criteria. Private insurers may have different coverage policies.

Question 5

What documentation is required for E0446?

Accepted Answer

Documentation for E0446 should include: the medical necessity for the item or service, supporting diagnosis codes (ICD-10), prescription or order from the treating physician, and proof that the item meets quality standards. Some items may require additional documentation like a Certificate of Medical Necessity (CMN).