Is J0132 covered by Medicare?

Coverage varies by code, payer, and clinical context. Cross-check the current Medicare Local Coverage Determination (LCD) for the adjudicating Medicare Administrative Contractor (MAC), and any commercial payer policy for non-Medicare patients. Many HCPCS Level II codes (especially DME and certain drugs) require prior authorization.

What documentation is required for J0132?

Documentation must support medical necessity per the payer LCD or commercial-payer policy. For DME codes: written order, face-to-face encounter where required, beneficiary education. For drug codes: NDC, dose administered, units, route, site, wastage if applicable. For ambulance: origin, destination, miles, medical necessity. For supplies: linked diagnosis and medical necessity.

What are common denial reasons for J0132?

The most common denial categories are CO-16 (information missing or incorrect), CO-50 (medical necessity), and CO-151 (benefit maximum reached, often for DME rental cycles). Specific denial behavior varies by payer and plan.

Who can I get help from on J0132 billing?

For specialty-specific coding questions, AAPC- and AHIMA-credentialed coders on the Medonix team handle production billing for U.S. healthcare practices including HCPCS Level II claims (drugs, DME, ambulance, Medicare-specific procedures). Book a discovery call at /audit/ to talk through your specialty and payer mix.

HCPCS Level II · Drugs administered other than oral

J0132: Injection, acetylcysteine, 100 mg

Name: Medonix MSO
Address: 300 Delaware Ave Suite 210, Wilmington, DE, 19801, US
Telephone: +1-302-520-5413
Price range: $$

J0132 is the HCPCS Level II code for Injection, acetylcysteine, 100 mg. Section J, Drugs administered other than oral. Section-level billing guidance applies.

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J0132Acetylcysteine injection

Section: JCategory: Drugs administered other than oralBillable

About this code

Acetylcysteine injection.

J0132 is a HCPCS Level II code in section J (Drugs administered other than oral). The full official descriptor is: Injection, acetylcysteine, 100 mg.

J-codes cover drugs administered other than oral (injectable, infused, intravenous). Document the drug name, NDC (National Drug Code), dose administered, units billed, route, and site. Wastage if applicable (JW modifier for single-dose vials).

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 J0132.

Section-level billing guidance for drugs administered other than oral. Code-specific notes ship as the dataset matures.

Documentation

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

Drug coverage typically requires NDC and units. Self-administered drugs are usually patient pharmacy benefit, not medical benefit. Buy-and-bill drugs (J-codes) are billed on the medical claim with average sales price (ASP) reimbursement.

Common specialties

Oncology · Rheumatology · Infectious Disease · Internal Medicine

Companion codes

Codes commonly billed alongside J0132 based on Medonix client production data and CMS coding guidance.

3 codes

96365IV infusion, therapeutic, first hourCPT
96374IV push, single drugCPT
96413Chemotherapy, IV infusion, first hourCPT

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

Related codes

Other codes in section J.

Search all codes

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 J0132.

J0132 is the HCPCS Level II code for Injection, acetylcysteine, 100 mg. It belongs to section J (Drugs administered other than oral). Document the supply, drug, or service per the code descriptor and pair with the diagnosis (ICD-10) supporting medical necessity.

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