Question 1

What is HCPCS code L9900?

Accepted Answer

HCPCS code L9900 is "O&p supply/accessory/service". Orthotic and prosthetic supply, accessory, and/or service component of another hcpcs "l" code

Question 2

What category is L9900 in?

Accepted Answer

L9900 belongs to HCPCS Category L (Orthotics and Prosthetics).

Question 3

When should I use HCPCS code L9900?

Accepted Answer

Use L9900 when billing for o&p supply/accessory/service. 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 L9900 covered by Medicare?

Accepted Answer

Coverage for L9900 (O&p supply/accessory/service) 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 L9900?

Accepted Answer

Documentation for L9900 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).