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HCPCS Level II · Temporary codes

Q0083: Chemotherapy administration by other than infusion technique only (e.g., subcutaneous, intramuscular, push), per visit

Q0083 is the HCPCS Level II code for Chemotherapy administration by other than infusion technique only (e.g., subcutaneous, intramuscular, push), per visit. Section Q, Temporary codes. Section-level billing guidance applies.

Q0083Chemo by other than infusion
Section: QCategory: Temporary codesBillable

About this code

Chemo by other than infusion.

Q0083 is a HCPCS Level II code in section Q (Temporary codes). The full official descriptor is: Chemotherapy administration by other than infusion technique only (e.g., subcutaneous, intramuscular, push), per visit.

Q-codes are temporary codes for services without a permanent CPT or HCPCS code yet. Includes COVID-related codes, imaging supply codes, ESRD-related codes, and screening services. Document per the specific Q-code descriptor.

Payer-specific coverage rules vary. Always cross-check against the current Medicare Local Coverage Determination (LCD) for the adjudicating Medicare Administrative Contractor (MAC) or the commercial-payer policy.

Billing context

What practitioners watch for on Q0083.

Section-level billing guidance for temporary codes. Code-specific notes ship as the dataset matures.

Documentation

Q-codes are temporary codes for services without a permanent CPT or HCPCS code yet. Includes COVID-related codes, imaging supply codes, ESRD-related codes, and screening services. Document per the specific Q-code descriptor.

Common denial categories

  • CO-16: Information missing or incorrect on the claim or supporting documentation. Add documentation specificity (NDC for drugs, serial number for DME, mileage for transport) and resubmit.
  • CO-50: Service not deemed medically necessary. Confirm the diagnosis-procedure relationship matches the payer LCD/NCD; attach clinical justification and resubmit.
  • CO-151: Payer benefit maximum reached for this period (often DME rental cycles). Verify benefit history; for DME rental-to-purchase cycles confirm month count and switch billing to purchase code where applicable.

Coverage signal

Q-codes are temporary by design and may be replaced by permanent codes annually. Verify the active Q-code each calendar year against the CMS HCPCS quarterly update.

Common specialties

Family Medicine · Ob-Gyn · Internal Medicine

Companion codes

Codes commonly billed alongside Q0083 based on Medonix client production data and CMS coding guidance.

1 codes
  • Q0091Screening Pap smear, obtaining and conveying specimenHCPCS

CPT is a registered trademark of the American Medical Association. Codes shown for educational reference only.

Sources

Where this entry comes from.

  • NLM Clinical Tables Search Service: the official U.S. National Library of Medicine API for HCPCS Level II lookup.
  • CMS HCPCS Quarterly Update: the authoritative HCPCS Level II release with annual major updates each January.
  • CMS Medicare Coverage Database: Local Coverage Determinations and National Coverage Determinations for payer-specific rules.

Frequently asked

About HCPCS code Q0083.

Q0083 is the HCPCS Level II code for Chemotherapy administration by other than infusion technique only (e.g., subcutaneous, intramuscular, push), per visit. It belongs to section Q (Temporary codes). Document the supply, drug, or service per the code descriptor and pair with the diagnosis (ICD-10) supporting medical necessity.

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