Question 1

What is HCPCS code G9391?

Accepted Answer

HCPCS code G9391 is "Achv refrac +1d". Patient achieves refraction +-1 d for the eye that underwent cataract surgery, measured at the one month follow up visit

Question 2

What category is G9391 in?

Accepted Answer

G9391 belongs to HCPCS Category G (Procedures/Professional Services).

Question 3

When should I use HCPCS code G9391?

Accepted Answer

Use G9391 when billing for achv refrac +1d. 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 G9391 covered by Medicare?

Accepted Answer

Coverage for G9391 (Achv refrac +1d) 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 G9391?

Accepted Answer

Documentation for G9391 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).