Question 1

What is HCPCS code L3921?

Accepted Answer

HCPCS code L3921 is "Hfo w/joint(s) cf". Hand finger orthosis, includes one or more nontorsion joints, elastic bands, turnbuckles, may include soft interface, straps, custom fabricated, includes fitting and adjustment

Question 2

What category is L3921 in?

Accepted Answer

L3921 belongs to HCPCS Category L (Orthotics and Prosthetics).

Question 3

When should I use HCPCS code L3921?

Accepted Answer

Use L3921 when billing for hfo w/joint(s) cf. 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 L3921 covered by Medicare?

Accepted Answer

Coverage for L3921 (Hfo w/joint(s) cf) 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 L3921?

Accepted Answer

Documentation for L3921 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).