Question 1

What is HCPCS code S8121?

Accepted Answer

HCPCS code S8121 is "O2 contents liquid lb". Oxygen contents, liquid, 1 unit equals 1 pound

Question 2

What category is S8121 in?

Accepted Answer

S8121 belongs to HCPCS Category S (Temporary National Codes (Non-Medicare)).

Question 3

When should I use HCPCS code S8121?

Accepted Answer

Use S8121 when billing for o2 contents liquid lb. 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 S8121 covered by Medicare?

Accepted Answer

Coverage for S8121 (O2 contents liquid lb) 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 S8121?

Accepted Answer

Documentation for S8121 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).