Question 1

What is HCPCS code A4640?

Accepted Answer

HCPCS code A4640 is "Alternating pressure pad". Replacement pad for use with medically necessary alternating pressure pad owned by patient

Question 2

What category is A4640 in?

Accepted Answer

A4640 belongs to HCPCS Category A (Transportation, Medical/Surgical Supplies, Miscellaneous).

Question 3

When should I use HCPCS code A4640?

Accepted Answer

Use A4640 when billing for alternating pressure pad. 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 A4640 covered by Medicare?

Accepted Answer

Coverage for A4640 (Alternating pressure pad) 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 A4640?

Accepted Answer

Documentation for A4640 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).