Question 1

What is HCPCS code G9112?

Accepted Answer

HCPCS code G9112 is "Onc dx head/neck ext unknown". Oncology; disease status; head and neck cancer, limited to cancers of oral cavity, pharynx and larynx with squamous cell as predominant cell type; extent of disease unknown, staging in progress, or not listed (for use in a medicare-approved demonstration project)

Question 2

What category is G9112 in?

Accepted Answer

G9112 belongs to HCPCS Category G (Procedures/Professional Services).

Question 3

When should I use HCPCS code G9112?

Accepted Answer

Use G9112 when billing for onc dx head/neck ext unknown. 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 G9112 covered by Medicare?

Accepted Answer

Coverage for G9112 (Onc dx head/neck ext unknown) 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 G9112?

Accepted Answer

Documentation for G9112 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).