J2291 – Injection, nafcillin sodium (baxter), 20 mg
HCPCS Level II code · J codes: Drugs Administered Other Than Oral Method
HCPCS codeJ2291
- Long description
- Injection, nafcillin sodium (baxter), 20 mg
- Short description
- Inj, nafcillin (baxter) 20mg
- Pricing indicator
51Drugs- Medicare coverage
DSpecial coverage instructions apply- BETOS category
O1EOther drugs- Added
- October 1, 2025
- Last change
- October 1, 2025 – No change
Frequently asked questions
What is HCPCS code J2291?
J2291 is a HCPCS Level II code for injection, nafcillin sodium (baxter), 20 mg.
Does Medicare cover J2291?
The HCPCS file lists coverage code D: Special coverage instructions apply. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby J codes
- J2272 – Injection, morphine sulfate (fresenius kabi), not therapeutically equivalent to j2270, up to 10 mg
- J2274 – Injection, morphine sulfate, preservative-free for epidural or intrathecal use, 10 mg
- J2275 – Injection, morphine sulfate (preservative-free sterile solution), per 10 mg
- J2277 – Injection, motixafortide, 0.25 mg
- J2278 – Injection, ziconotide, 1 microgram
- J2280 – Injection, moxifloxacin, 100 mg
- J2281 – Injection, moxifloxacin (fresenius kabi), not therapeutically equivalent to j2280, 100 mg
- J2290 – Injection, nafcillin sodium, 20 mg
- J2300 – Injection, nalbuphine hydrochloride, per 10 mg
- J2305 – Injection, nitroglycerin, 5 mg
- J2310 – Injection, naloxone hydrochloride, per 1 mg
- J2311 – Injection, naloxone hydrochloride (zimhi), 1 mg
- J2312 – Injection, naloxone hydrochloride, not otherwise specified, 0.01 mg
- J2313 – Injection, naloxone hydrochloride (zimhi), 0.01 mg
- J2315 – Injection, naltrexone, depot form, 1 mg
- J2320 – Injection, nandrolone decanoate, up to 50 mg
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.