In short

J9999 is the HCPCS Level II code for not otherwise classified, antineoplastic drugs: drugs with no specific code of their own. It has no fixed drug or unit, so the claim carries the NDC of the drug given and its quantity.

Code

CMS HCPCS file
HCPCS codeJ9999
Billing unitSee descriptor
Descriptor
Not otherwise classified, antineoplastic drugs
Short descriptor
Chemotherapy drug
Code set
HCPCS Level II, maintained by CMS
Effective
Jan 1, 1997

Units and claim line

Enter the dose to get the units and the NDC line for the CMS-1500 and the 837P.

Enter the units to build the claim line.

J9999: common questions

Is J9999 a CPT code?
No. J9999 is a HCPCS Level II code, maintained by CMS, that identifies a drug with no specific code of its own. CPT codes are five-digit numbers from the AMA that describe services. Giving the drug, for example an injection or infusion, is usually reported with a separate CPT administration code. CPT codes for drug administration.
What NDC goes with J9999?
None is fixed. J9999 is used for drugs that have no specific HCPCS code, so the claim carries the NDC of the drug actually given and its quantity, and payers usually also ask for the drug name and dose. How to find a J-code.

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