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C-code: Hospital outpatient (OPPS) codes Hospital outpatient (OPPS) codes

622 codes

Billing context

C-codes are temporary codes for hospital outpatient use under the Medicare Outpatient Prospective Payment System, including pass-through drugs and biologicals (many in C9xxx) and devices. They are generally not reported by physician offices; other payers may not recognize them.
C-codes, page 3 of 7
CodeLong descriptorPayment limit (Q4 2026)AddedStatus
C7524Catheter placement in coronary artery(ies) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation, with left heart catheterization including intraprocedural injection(s) for left ventriculography, when performed, with intravascular doppler velocity and/or pressure derived coronary flow reserve measurement (initial coronary vessel or graft) during coronary angiography including pharmacologically induced stress—Jan 1, 2023Active
C7525Catheter placement in coronary artery(ies) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation, with left heart catheterization including intraprocedural injection(s) for left ventriculography, when performed, catheter placement(s) in bypass graft(s) (internal mammary, free arterial, venous grafts) with bypass graft angiography with endoluminal imaging of initial coronary vessel or graft using intravascular ultrasound (ivus) or optical coherence tomography (oct) during diagnostic evaluation and/or therapeutic intervention including imaging supervision, interpretation and report—Jan 1, 2023Active
C7526Catheter placement in coronary artery(ies) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation, with left heart catheterization including intraprocedural injection(s) for left ventriculography, when performed, catheter placement(s) in bypass graft(s) (internal mammary, free arterial, venous grafts) with bypass graft angiography with intravascular doppler velocity and/or pressure derived coronary flow reserve measurement (initial coronary vessel or graft) during coronary angiography including pharmacologically induced stress—Jan 1, 2023Active
C7527Catheter placement in coronary artery(ies) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation, with right and left heart catheterization including intraprocedural injection(s) for left ventriculography, when performed, with endoluminal imaging of initial coronary vessel or graft using intravascular ultrasound (ivus) or optical coherence tomography (oct) during diagnostic evaluation and/or therapeutic intervention including imaging supervision, interpretation and report—Jan 1, 2023Active
C7528Catheter placement in coronary artery(ies) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation, with right and left heart catheterization including intraprocedural injection(s) for left ventriculography, when performed, with intravascular doppler velocity and/or pressure derived coronary flow reserve measurement (initial coronary vessel or graft) during coronary angiography including pharmacologically induced stress—Jan 1, 2023Active
C7529Catheter placement in coronary artery(ies) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation, with right and left heart catheterization including intraprocedural injection(s) for left ventriculography, when performed, catheter placement(s) in bypass graft(s) (internal mammary, free arterial, venous grafts) with bypass graft angiography with intravascular doppler velocity and/or pressure derived coronary flow reserve measurement (initial coronary vessel or graft) during coronary angiography including pharmacologically induced stress—Jan 1, 2023Active
C7530Dialysis circuit, introduction of needle(s) and/or catheter(s), with diagnostic angiography of the dialysis circuit, including all direct puncture(s) and catheter placement(s), injection(s) of contrast, all necessary imaging from the arterial anastomosis and adjacent artery through entire venous outflow including the inferior or superior vena cava, fluoroscopic guidance, with transluminal balloon angioplasty, peripheral dialysis segment, including all imaging and radiological supervision and interpretation necessary to perform the angioplasty and all angioplasty in the central dialysis segment, with transcatheter placement of intravascular stent(s), central dialysis segment, performed through dialysis circuit, including all imaging, radiological supervision and interpretation, documentation and report—Jan 1, 2023Active
C7531Revascularization, endovascular, open or percutaneous, femoral, popliteal artery(ies), unilateral, with transluminal angioplasty with intravascular ultrasound (initial noncoronary vessel) during diagnostic evaluation and/or therapeutic intervention, including radiological supervision and interpretation—Jan 1, 2023Active
C7532Transluminal balloon angioplasty (except lower extremity artery(ies) for occlusive disease, intracranial, coronary, pulmonary, or dialysis circuit), initial artery, open or percutaneous, including all imaging and radiological supervision and interpretation necessary to perform the angioplasty within the same artery, with intravascular ultrasound (initial noncoronary vessel) during diagnostic evaluation and/or therapeutic intervention, including radiological supervision and interpretation—Jan 1, 2023Active
C7533Percutaneous transluminal coronary angioplasty, single major coronary artery or branch with transcatheter placement of radiation delivery device for subsequent coronary intravascular brachytherapy—Jan 1, 2023Active
C7534Revascularization, endovascular, open or percutaneous, femoral, popliteal artery(ies), unilateral, with atherectomy, includes angioplasty within the same vessel, when performed with intravascular ultrasound (initial noncoronary vessel) during diagnostic evaluation and/or therapeutic intervention, including radiological supervision and interpretation—Jan 1, 2023Active
C7535Revascularization, endovascular, open or percutaneous, femoral, popliteal artery(ies), unilateral, with transluminal stent placement(s), includes angioplasty within the same vessel, when performed, with intravascular ultrasound (initial noncoronary vessel) during diagnostic evaluation and/or therapeutic intervention, including radiological supervision and interpretation—Jan 1, 2023Active
C7537Insertion of new or replacement of permanent pacemaker with atrial transvenous electrode(s), with insertion of pacing electrode, cardiac venous system, for left ventricular pacing, at time of insertion of implantable defibrillator or pacemaker pulse generator (e.g., for upgrade to dual chamber system)—Jan 1, 2023Active
C7538Insertion of new or replacement of permanent pacemaker with ventricular transvenous electrode(s), with insertion of pacing electrode, cardiac venous system, for left ventricular pacing, at time of insertion of implantable defibrillator or pacemaker pulse generator (e.g., for upgrade to dual chamber system)—Jan 1, 2023Active
C7539Insertion of new or replacement of permanent pacemaker with atrial and ventricular transvenous electrode(s), with insertion of pacing electrode, cardiac venous system, for left ventricular pacing, at time of insertion of implantable defibrillator or pacemaker pulse generator (eg, for upgrade to dual chamber system)—Jan 1, 2023Active
C7540Removal of permanent pacemaker pulse generator with replacement of pacemaker pulse generator, dual lead system, with insertion of pacing electrode, cardiac venous system, for left ventricular pacing, at time of insertion of implantable defibrillator or pacemaker pulse generator (eg, for upgrade to dual chamber system)—Jan 1, 2023Active
C7541Diagnostic endoscopic retrograde cholangiopancreatography (ercp), including collection of specimen(s) by brushing or washing, when performed, with endoscopic cannulation of papilla with direct visualization of pancreatic/common bile ducts(s)—Jan 1, 2023Active
C7542Endoscopic retrograde cholangiopancreatography (ercp) with biopsy, single or multiple, with endoscopic cannulation of papilla with direct visualization of pancreatic/common bile ducts(s)—Jan 1, 2023Active
C7543Endoscopic retrograde cholangiopancreatography (ercp) with sphincterotomy/papillotomy, with endoscopic cannulation of papilla with direct visualization of pancreatic/common bile ducts(s)—Jan 1, 2023Active
C7544Endoscopic retrograde cholangiopancreatography (ercp) with removal of calculi/debris from biliary/pancreatic duct(s), with endoscopic cannulation of papilla with direct visualization of pancreatic/common bile ducts(s)—Jan 1, 2023Active
C7545Percutaneous exchange of biliary drainage catheter (eg, external, internal-external, or conversion of internal-external to external only), with removal of calculi/debris from biliary duct(s) and/or gallbladder, including destruction of calculi by any method (eg, mechanical, electrohydraulic, lithotripsy) when performed, including diagnostic cholangiography(ies) when performed, imaging guidance (eg, fluoroscopy), and all associated radiological supervision and interpretation—Jan 1, 2023Active
C7546Removal and replacement of externally accessible nephroureteral catheter (eg, external/internal stent) requiring fluoroscopic guidance, with ureteral stricture balloon dilation, including imaging guidance and all associated radiological supervision and interpretation—Jan 1, 2023Active
C7547Convert nephrostomy catheter to nephroureteral catheter, percutaneous via pre-existing nephrostomy tract, with ureteral stricture balloon dilation, including diagnostic nephrostogram and/or ureterogram when performed, imaging guidance (eg, ultrasound and/or fluoroscopy) and all associated radiological supervision and interpretation—Jan 1, 2023Active
C7548Exchange nephrostomy catheter, percutaneous, with ureteral stricture balloon dilation, including diagnostic nephrostogram and/or ureterogram when performed, imaging guidance (eg, ultrasound and/or fluoroscopy) and all associated radiological supervision and interpretation—Jan 1, 2023Active
C7549Change of ureterostomy tube or externally accessible ureteral stent via ileal conduit with ureteral stricture balloon dilation, including imaging guidance (eg, ultrasound and/or fluoroscopy) and all associated radiological supervision and interpretation—Jan 1, 2023Active
C7550Cystourethroscopy, with biopsy(ies) with adjunctive blue light cystoscopy with fluorescent imaging agent—Jan 1, 2023Active
C7551Excision of major peripheral nerve neuroma, except sciatic, with implantation of nerve end into bone or muscle—Jan 1, 2023Active
C7552Catheter placement in coronary artery(s) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation; with catheter placement(s) in bypass graft(s) (internal mammary, free arterial, venous grafts) including intraprocedural injection(s) for bypass graft angiography and right heart catheterization with intravascular doppler velocity and/or pressure derived coronary flow reserve measurement (coronary vessel or graft) during coronary angiography including pharmacologically induced stress, initial vessel—Jan 1, 2023Active
C7553Catheter placement in coronary artery(s) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation; with right and left heart catheterization including intraprocedural injection(s) for left ventriculography, when performed, catheter placement(s) in bypass graft(s) (internal mammary, free arterial, venous grafts) with bypass graft angiography with pharmacologic agent administration (eg, inhaled nitric oxide, intravenous infusion of nitroprusside, dobutamine, milrinone, or other agent) including assessing hemodynamic measurements before, during, after and repeat pharmacologic agent administration, when performed—Jan 1, 2023Active
C7554Cystourethroscopy with adjunctive blue light cystoscopy with fluorescent imaging agent—Jan 1, 2023Active
C7555Thyroidectomy, total or complete with parathyroid autotransplantation—Jan 1, 2023Active
C7556Bronchoscopy, rigid or flexible, with bronchial alveolar lavage and transendoscopic endobronchial ultrasound (ebus) during bronchoscopic diagnostic or therapeutic intervention(s) for peripheral lesion(s), including fluoroscopic guidance, when performed—Jan 1, 2024Active
C7557Catheter placement in coronary artery(s) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation with left heart catheterization including intraprocedural injection(s) for left ventriculography, when performed and intraprocedural coronary fractional flow reserve (ffr) with 3d functional mapping of color-coded ffr values for the coronary tree, derived from coronary angiogram data, for real-time review and interpretation of possible atherosclerotic stenosis(es) intervention—Jan 1, 2024Active
C7558Catheter placement in coronary artery(s) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation with right and left heart catheterization including intraprocedural injection(s) for left ventriculography, when performed, catheter placement(s) in bypass graft(s) (internal mammary, free arterial, venous grafts) with bypass graft angiography with pharmacologic agent administration (eg, inhaled nitric oxide, intravenous infusion of nitroprusside, dobutamine, milrinone, or other agent) including assessing hemodynamic measurements before, during, after and repeat pharmacologic agent administration, when performed—Jan 1, 2024Ended Dec 31, 2024
C7560Endoscopic retrograde cholangiopancreatography (ercp) with removal of foreign body(s) or stent(s) from biliary/pancreatic duct(s) and endoscopic cannulation of papilla with direct visualization of pancreatic/common bile duct(s)—Jan 1, 2024Active
C7562Catheter placement in coronary artery(s) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation; with right and left heart catheterization including intraprocedural injection(s) for left ventriculography, when performed with intraprocedural coronary fractional flow reserve (ffr) with 3d functional mapping of color-coded ffr values for the coronary tree, derived from coronary angiogram data, for real-time review and interpretation of possible atherosclerotic stenosis(es) intervention—Jan 1, 2025Active
C7563Transluminal balloon angioplasty (except lower extremity artery(ies) for occlusive disease, intracranial, coronary, pulmonary, or dialysis circuit), open or percutaneous, including all imaging and radiological supervision and interpretation necessary to perform the angioplasty within the same artery, initial artery and all additional arteries—Jan 1, 2025Active
C7564Percutaneous transluminal mechanical thrombectomy, vein(s), including intraprocedural pharmacological thrombolytic injections and fluoroscopic guidance with intravascular ultrasound (noncoronary vessel(s)) during diagnostic evaluation and/or therapeutic intervention, including radiological supervision and interpretation—Jan 1, 2025Active
C7565Repair of anterior abdominal hernia(s) (ie, epigastric, incisional, ventral, umbilical, spigelian), any approach (i.e., open, laparoscopic, robotic), recurrent, including implantation of mesh or other prosthesis when performed, total length of defect(s) less than 3 cm, reducible with removal of total or near total non-infected mesh or other prosthesis at the time of initial or recurrent anterior abdominal hernia repair or parastomal hernia repair—Jan 1, 2025Active
C7566Arthrodesis, interphalangeal joints, with or without internal fixation, with autografts (includes obtaining grafts)—Jan 1, 2026Active
C7567Bronchoscopy, rigid or flexible, including fluoroscopic guidance when performed, with transbronchial needle aspiration biopsy(s), trachea, main stem and/or lobar bronchus(i), with computer-assisted image-guided navigation—Jan 1, 2026Active
C7568Catheter placement in coronary artery(ies) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation, with intravascular doppler velocity and/or pressure derived coronary flow reserve measurement (initial coronary vessel or graft) during coronary angiography including pharmacologically induced stress—Jan 1, 2026Active
C7569Percutaneous transluminal coronary angioplasty, single major coronary artery or branch with endoluminal imaging of initial coronary vessel or graft using intravascular ultrasound (ivus) or optical coherence tomography (oct) during diagnostic evaluation and/or therapeutic intervention including imaging supervision, interpretation and report—Jan 1, 2026Active
C7570Catheter placement in coronary artery(s) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation with intraprocedural coronary fractional flow reserve (ffr) with 3d functional mapping of color-coded ffr values for the coronary tree, derived from coronary angiogram data, for real-time review and interpretation of possible atherosclerotic stenosis(es) intervention (list separately in addition to code for primary procedure)—Jan 1, 2026Active
C7571Percutaneous transluminal coronary angioplasty, single major coronary artery or branch with percutaneous transluminal coronary lithotripsy—Jan 1, 2026Active
C7900Service for diagnosis, evaluation, or treatment of a mental health or substance use disorder, 15-29 minutes, provided remotely by hospital staff who are licensed to provide mental health services under applicable state law(s), when the patient is in their home, and there is no associated professional service—Jan 1, 2023Active
C7901Service for diagnosis, evaluation, or treatment of a mental health or substance use disorder, 30-60 minutes, provided remotely by hospital staff who are licensed to provided mental health services under applicable state law(s), when the patient is in their home, and there is no associated professional service—Jan 1, 2023Active
C7902Service for diagnosis, evaluation, or treatment of a mental health or substance use disorder, each additional 15 minutes, provided remotely by hospital staff who are licensed to provide mental health services under applicable state law(s), when the patient is in their home, and there is no associated professional service (list separately in addition to code for primary service)—Jan 1, 2023Active
C7903Group psychotherapy service for diagnosis, evaluation, or treatment of a mental health or substance use disorder provided remotely by hospital staff who are licensed to provide mental health services under applicable state law(s), when the patient is in their home, and there is no associated professional service—Jan 1, 2024Active
C8000Support device, extravascular, for arteriovenous fistula (implantable)—Oct 1, 2024Active
C80013d anatomical segmentation imaging for preoperative planning, data preparation and transmission, obtained from previous diagnostic computed tomographic or magnetic resonance examination of the same anatomy—Jan 1, 2025Active
C8002Preparation of skin cell suspension autograft, automated, including all enzymatic processing and device components (do not report with manual suspension preparation)—Jan 1, 2025Active
C8003Implantation of medial knee extraarticular implantable shock absorber spanning the knee joint from distal femur to proximal tibia, open, includes measurements, positioning and adjustments, with imaging guidance (e.g., fluoroscopy)—Jan 1, 2025Active
C8004Simulation angiogram with use of a pressure-generating catheter (e.g., one-way valve or occlusion balloon, intermittently or temporarily occluding), inclusive of all radiological supervision and interpretation, intraprocedural roadmapping, and imaging guidance necessary to complete the angiogram, for subsequent therapeutic radioembolization of tumors—Apr 1, 2025Active
C8005Bronchoscopy, rigid or flexible, non-thermal transbronchial ablation of lesion(s) by pulsed electric field (pef) energy, including fluoroscopic and/or ultrasound guidance, when performed, with computed tomography acquisition(s) and 3d rendering, computer-assisted, image-guided navigation, and endobronchial ultrasound (ebus) guided transtracheal and/or transbronchial sampling (e.g., aspiration[s]/biopsy[ies]) of lung(s) and all mediastinal and/or hilar lymph node stations or structures, and therapeutic intervention(s)—Apr 1, 2025Active
C8006Insertion of pleural-peritoneal shunt with intercostal pump chamber, including imaging, injection(s) of contrast with radiological supervision and interpretation, when performed—Oct 1, 2025Active
C8007Open implantation of hypoglossal nerve neurostimulator array and pulse generator, not requiring insertion of a separate distal respiratory sensor electrode or electrode array—Jan 1, 2026Active
C8008Revision or replacement of hypoglossal nerve neurostimulator array including connection to existing pulse generator—Jan 1, 2026Active
C8009Removal of hypoglossal nerve neurostimulator array and pulse generator—Jan 1, 2026Active
C8010Percutaneous placement of permanent common carotid embolic protection device, including all system components and imaging guidance; bilateral—Apr 1, 2026Ended Sep 30, 2026
C8011Open implantation of hypoglossal nerve(s) neurostimulator electrode array(s) and receiver, including external power source and all system components—Jan 1, 2026Active
C8012Revision or replacement of hypoglossal nerve(s) neurostimulator electrode array(s) and receiver—Jan 1, 2026Active
C8013Removal of hypoglossal nerve(s) neurostimulator electrode array(s) and receiver—Jan 1, 2026Active
C8014Cystourethroscopy, with ureteroscopy and/or pyeloscopy, with lithotripsy, including use of a suction enabled ureteral access sheath, with irrigation (if performed)—Jul 1, 2026Active
C8900Magnetic resonance angiography with contrast, abdomen—Oct 1, 2001Active
C8901Magnetic resonance angiography without contrast, abdomen—Oct 1, 2001Active
C8902Magnetic resonance angiography without contrast followed by with contrast, abdomen—Oct 1, 2001Active
C8903Magnetic resonance imaging with contrast, breast; unilateral—Oct 1, 2001Active
C8904Magnetic resonance imaging without contrast, breast; unilateral—Oct 1, 2001Ended Dec 31, 2018
C8905Magnetic resonance imaging without contrast followed by with contrast, breast; unilateral—Oct 1, 2001Active
C8906Magnetic resonance imaging with contrast, breast; bilateral—Oct 1, 2001Active
C8907Magnetic resonance imaging without contrast, breast; bilateral—Oct 1, 2001Ended Dec 31, 2018
C8908Magnetic resonance imaging without contrast followed by with contrast, breast; bilateral—Oct 1, 2001Active
C8909Magnetic resonance angiography with contrast, chest (excluding myocardium)—Oct 1, 2001Active
C8910Magnetic resonance angiography without contrast, chest (excluding myocardium)—Oct 1, 2001Active
C8911Magnetic resonance angiography without contrast followed by with contrast, chest (excluding myocardium)—Oct 1, 2001Active
C8912Magnetic resonance angiography with contrast, lower extremity—Oct 1, 2001Active
C8913Magnetic resonance angiography without contrast, lower extremity—Oct 1, 2001Active
C8914Magnetic resonance angiography without contrast followed by with contrast, lower extremity—Oct 1, 2001Active
C8918Magnetic resonance angiography with contrast, pelvis—Jul 1, 2003Active
C8919Magnetic resonance angiography without contrast, pelvis—Jul 1, 2003Active
C8920Magnetic resonance angiography without contrast followed by with contrast, pelvis—Jul 1, 2003Active
C8921Transthoracic echocardiography with contrast, or without contrast followed by with contrast, for congenital cardiac anomalies; complete—Jan 1, 2008Active
C8922Transthoracic echocardiography with contrast, or without contrast followed by with contrast, for congenital cardiac anomalies; follow-up or limited study—Jan 1, 2008Active
C8923Transthoracic echocardiography with contrast, or without contrast followed by with contrast, real-time with image documentation (2d), includes m-mode recording, when performed, complete, without spectral or color doppler echocardiography—Jan 1, 2008Active
C8924Transthoracic echocardiography with contrast, or without contrast followed by with contrast, real-time with image documentation (2d), includes m-mode recording, when performed, follow-up or limited study—Jan 1, 2008Active
C8925Transesophageal echocardiography (tee) with contrast, or without contrast followed by with contrast, real time with image documentation (2d) (with or without m-mode recording); including probe placement, image acquisition, interpretation and report—Jan 1, 2008Active
C8926Transesophageal echocardiography (tee) with contrast, or without contrast followed by with contrast, for congenital cardiac anomalies; including probe placement, image acquisition, interpretation and report—Jan 1, 2008Active
C8927Transesophageal echocardiography (tee) with contrast, or without contrast followed by with contrast, for monitoring purposes, including probe placement, real time 2-dimensional image acquisition and interpretation leading to ongoing (continuous) assessment of (dynamically changing) cardiac pumping function and to therapeutic measures on an immediate time basis—Jan 1, 2008Active
C8928Transthoracic echocardiography with contrast, or without contrast followed by with contrast, real-time with image documentation (2d), includes m-mode recording, when performed, during rest and cardiovascular stress test using treadmill, bicycle exercise and/or pharmacologically induced stress, with interpretation and report—Jan 1, 2008Active
C8929Transthoracic echocardiography with contrast, or without contrast followed by with contrast, real-time with image documentation (2d), includes m-mode recording, when performed, complete, with spectral doppler echocardiography, and with color flow doppler echocardiography—Jan 1, 2009Active
C8930Transthoracic echocardiography, with contrast, or without contrast followed by with contrast, real-time with image documentation (2d), includes m-mode recording, when performed, during rest and cardiovascular stress test using treadmill, bicycle exercise and/or pharmacologically induced stress, with interpretation and report; including performance of continuous electrocardiographic monitoring, with physician supervision—Jan 1, 2009Active
C8931Magnetic resonance angiography with contrast, spinal canal and contents—Oct 1, 2010Active
C8932Magnetic resonance angiography without contrast, spinal canal and contents—Oct 1, 2010Active
C8933Magnetic resonance angiography without contrast followed by with contrast, spinal canal and contents—Oct 1, 2010Active
C8934Magnetic resonance angiography with contrast, upper extremity—Oct 1, 2010Active
C8935Magnetic resonance angiography without contrast, upper extremity—Oct 1, 2010Active
C8936Magnetic resonance angiography without contrast followed by with contrast, upper extremity—Oct 1, 2010Active
C8937Computer-aided detection, including computer algorithm analysis of breast mri image data for lesion detection/characterization, pharmacokinetic analysis, with further physician review for interpretation (list separately in addition to code for primary procedure)—Jan 1, 2019Active
C8957Intravenous infusion for therapy/diagnosis; initiation of prolonged infusion (more than 8 hours), requiring use of portable or implantable pump—Jan 1, 2006Active