J-Code List & Lookup: HCPCS Drug Codes & Billing Units | Med-Code

From the CMS HCPCS Level II file

Codes and descriptors come from HCPC2026_OCT_ANWEB_09232026.xlsx, the CMS quarterly HCPCS file. HCPCS Level II is maintained by CMS and updated quarterly — confirm a code in the current CMS HCPCS files before billing. October 2026 code changes · What is a J-code?

All J-codes

1258 codes

J-codes, page 6
Code	Descriptor	Billing unit	Drugs
J1110	Injection, dihydroergotamine mesylate, per 1 mg	1 mg	Dihydroergotamine Mesylate
J1120	Injection, acetazolamide sodium, up to 500 mg	See descriptor	Acetazolamide, Acetazolamide Sodium
J1130	Injection, diclofenac sodium, 0.5 mg	0.5 mg	—
J1160	Injection, digoxin, up to 0.5 mg	See descriptor	Digoxin, Lanoxin
J1162	Injection, digoxin immune fab (ovine), per vial	See descriptor	Digifab
J1163	Injection, diltiazem hydrochloride, 0.5 mg	0.5 mg	Diltiazem HCl, Diltiazem in Dextrose, Diltiazem in NaCl
J1164	Injection, diltiazem hydrochloride in 0.72% sodium chloride, 0.5 mg	0.5 mg	Diltiazem in 0.72% NaCl
J1165	Injection, phenytoin sodium, per 50 mg	50 mg	Phenytoin Sodium
J1171	Injection, hydromorphone, 0.1 mg	0.1 mg	Dilaudid, Hydromorphone HCl
J1180	Injection, dyphylline, up to 500 mg	See descriptor	—
J1190	Injection, dexrazoxane hydrochloride, per 250 mg	250 mg	Dexrazoxane
J1200	Injection, diphenhydramine hcl, up to 50 mg	See descriptor	Diphenhydramine HCl
J1201	Injection, cetirizine hydrochloride, 0.5 mg	0.5 mg	Quzyttir
J1202	Miglustat, oral, 65 mg	65 mg	—
J1203	Injection, cipaglucosidase alfa-atga, 5 mg	5 mg	Pombiliti
J1205	Injection, chlorothiazide sodium, per 500 mg	500 mg	Chlorothiazide Sodium
J1212	Injection, dmso, dimethyl sulfoxide, 50%, 50 ml	50 ml	Rimso-50
J1230	Injection, methadone hcl, up to 10 mg	See descriptor	Methadone HCl
J1240	Injection, dimenhydrinate, up to 50 mg	See descriptor	Dimenhydrinate
J1245	Injection, dipyridamole, per 10 mg	10 mg	Dipyridamole
J1250	Injection, dobutamine hydrochloride, per 250 mg	250 mg	Dobutamine HCl, Dobutamine HCl In Dextrose
J1260	Injection, dolasetron mesylate, 10 mg	10 mg	—
J1265	Injection, dopamine hcl, 40 mg	40 mg	Dopamine, Dopamine in D5W
J1270	Injection, doxercalciferol, 1 mcg	1 mcg	Doxercalciferol
J1271	Injection, doxycycline hyclate, 1 mg	1 mg	Doxycycline Hyclate
J1289	Injection, narsoplimab-wuug, 1 mg	1 mg	Yartemlea
J1290	Injection, ecallantide, 1 mg	1 mg	Kalbitor
J1299	Injection, eculizumab, 2 mg	2 mg	Soliris
J1301	Injection, edaravone, 1 mg	1 mg	Edaravone, Radicava
J1302	Injection, sutimlimab-jome, 10 mg	10 mg	Enjaymo
J1303	Injection, ravulizumab-cwvz, 10 mg	10 mg	Ultomiris
J1304	Injection, tofersen, 1 mg	1 mg	Qalsody
J1305	Injection, evinacumab-dgnb, 5mg	5mg	Evkeeza
J1306	Injection, inclisiran, 1 mg	1 mg	Leqvio
J1307	Injection, crovalimab-akkz, 10 mg	10 mg	Piasky
J1308	Injection, famotidine, 0.25 mg	0.25 mg	Famotidine
J1320	Injection, amitriptyline hcl, up to 20 mg	See descriptor	—
J1322	Injection, elosulfase alfa, 1 mg	1 mg	Vimizim
J1323	Injection, elranatamab-bcmm, 1 mg	1 mg	Elrexfio
J1324	Injection, enfuvirtide, 1 mg	1 mg	—
J1325	Injection, epoprostenol, 0.5 mg	0.5 mg	Epoprostenol, Flolan, Veletri
J1326	Injection, zolbetuximab-clzb, 2 mg	2 mg	Vyloy
J1327	Injection, eptifibatide, 5 mg	5 mg	—
J1335	Injection, ertapenem sodium, 500 mg	500 mg	Ertapenem
J1364	Injection, erythromycin lactobionate, per 500 mg	500 mg	Erythromycin Lactobionate
J1370	Injection, esomeprazole sodium, 1 mg	1 mg	—
J1380	Injection, estradiol valerate, up to 10 mg	See descriptor	Delestrogen, Estradiol Valerate
J1410	Injection, estrogen conjugated, per 25 mg	25 mg	Premarin
J1411	Injection, etranacogene dezaparvovec-drlb, per therapeutic dose	See descriptor	—
J1412	Injection, valoctocogene roxaparvovec-rvox, per ml, containing nominal 2 x 10^13 vector genomes	See descriptor	—

CPT vaccine product codes

Vaccines are reported with a CPT product code rather than a J-code, plus a separate immunization administration code. Descriptions here are Med-Code’s own; CPT descriptors are licensed by the AMA.

CPT vaccine product codes in Med-Code's directory
Code	Descriptor	Billing unit	Drugs in directory	Type
CPT 90651	Vaccine product code for GARDASIL 9 (human papillomavirus 9-valent vaccine)	1 dose	Gardasil 9	CPT vaccine product
CPT 90677	Vaccine product code for PREVNAR 20 (pneumococcal 20-valent conjugate vaccine)	1 dose	Prevnar 20	CPT vaccine product
CPT 90678	Vaccine product code for ABRYSVO (respiratory syncytial virus vaccine, bivalent)	1 dose	Abrysvo	CPT vaccine product
CPT 90679	Vaccine product code for AREXVY (respiratory syncytial virus vaccine, adjuvanted)	1 dose	Arexvy	CPT vaccine product
CPT 90750	Vaccine product code for SHINGRIX (zoster vaccine recombinant, adjuvanted)	1 dose	Shingrix	CPT vaccine product

Find a J-code by drug name

1,087 brand and generic names, each with its code and billing unit. All drugs A–Z.