72080 x-ray spine thoracolumbar 2 views Foot 2 Views 73620 ** 71045 (Radiologic examination, chest ; single view). As used herein, "you" and "your" refer to you and any organization on behalf of which you are acting. Pelvis 1 or 2 Views 72170 Pain, 72195 X-RAY XR Cervical 2-3 Views Neck pain Finger(s) Minimum 2 Views 73140 A21.8 Other forms of tularemia List of Radiology CPT Codes|CPT Codes for Chest X-Ray (2023) January 27, 2022 by medicalbillingrcm The list of Radiology CPT codes is updated as below at the latest information and also add new updates as well. Fields with a red asterisk (. Suspected disc space infection/osteomyelitis, 72158 MRI MR Lumbar Weight Bearing without and with contrast Diagnostic radiology tests, such as chest X-rays, are one of the procedures which have two components for billing purposes. CPT: 73600 40. 73110 x-ray wrist, 3+ views Is it correct to code CPT 71020, Radiologic examination, chest, 2 views, frontal and lateral; and two units of CPT 71035 Radiologic examination, chest, special views, or CPT 71030 Radiologic ex-amination . A Draft article will eventually be replaced by a Billing and Coding article once the Proposed LCD is released to a final LCD. 73590 x-ray tibia fibula 2 views A06.4 Amebic liver abscess Applicable FARS/DFARS apply. Medicare Part B contractors, like the RRB SMAC, process claims for the PC portion from the provider who renders the interpretation. The word diagnostic has been included in revised CPT codes 71250, 71260 and 71270 in order to differentiate the screening CT scan of the thorax from the diagnostic scans of the same area. Acute Abdomen Series + PA CXR 3 Views 74022 0627T Percutaneous injection of allogeneic cellular and/or tissue-based product, intervertebral disc, unilateral or bilateral injection, with fluoroscopic guidance, lumbar; first level, 0628T Percutaneous injection of allogeneic cellular and/or tissue-based product, intervertebral disc, unilateral or bilateral injection, with fluoroscopic guidance, lumbar; each additional level (List separately in addition to code for primary procedure), 0629T Percutaneous injection of allogeneic cellular and/or tissue-based product, intervertebral disc, unilateral or bilateral injection, with CT guidance, lumbar; each additional level (List separately in addition to code for primary procedure), 0630T Percutaneous transcatheter ultrasound ablation of nerves innervating the pulmonary arteries, including right heart catheterization, pulmonary artery angiography, and all imaging guidance. CPT Codes Facility Non-facility Pulmonologists 71010-71030 Chest Imaging. Upper extremity pain, 72040 X-RAY XR Cervical 4-5 Views Neck pain License to use CPT for any use not authorized herein must be obtained through the AMA, CPT Intellectual Property Services, 515 N. State Street, Chicago, IL 60610. End User Point and Click Amendment: CMS Manual System, Pub. Ribs Bilateral 3 Views 71110 "JavaScript" disabled. Sinuses Paranasal Minimum 3 Views 70220 Suspected lesion A24.3 Other melioidosis A25.1 Streptobacillosis Organizations who contract with CMS acknowledge that they may have a commercial CDT license with the ADA, and that use of CDT codes as permitted herein for the administration of CMS programs does not extend to any other programs or services the organization may administer and royalties dues for the use of the CDT codes are governed by their commercial license. If an entity wishes to utilize any AHA materials, please contact the AHA at 312‐893‐6816. Tibia & Fibula 2 Views 73590 Bill Type Codes. Neck Soft Tissue (Not for Cervical Spine) 70360 72074 x-ray, spine thoracic 4+ views A20.9 Plague, unspecified The physician whos treating the beneficiary is the physician who furnishes the consultation, treats a beneficiary for a specific medical problem, and uses the results in the management of the beneficiarys specific condition. For FREE Trial. Modifier 59 will override the procedure unbundling edit and 71010 will be eligible for separate reimbursement. Local Coverage Articles are a type of educational document published by the Medicare Administrative Contractors (MACs). To plug inpatient facility revenue drains, subscribe to, Crosswalk to an anesthesia code and its base units, and calculate payments in a snap! ","URL":"","Target":null,"Color":"blue","Mode":"Standard\n","Priority":"no"}, {"DID":"critbcc5ea","Sites":"Railroad Medicare","Start Date":"12-21-2022 08:17","End Date":"12-26-2022 17:00","Content":"The Palmetto GBA Railroad Medicare Provider Contact Center (PCC) will be closed on December 23 and 26, 2022, in observance of the Christmas holiday. Meghann joined MOS Revenue Cycle Management Division in February of 2013. Documentation in the patients medical record must support the medical necessity for ordering the service(s) per Medicare guidelines. 100-02, Medicare Benefit Policy Manual, Chapter 15, 250, Medical and Other Health Services Furnished to Inpatients of Hospitals and Skilled Nursing Facilities including payments under arrangement. View matching HCPCS Level II codes and their definitions. When completing progress notes, the physician should clearly indicate all tests to be performed. Medicare policy for these hospital services align with CPT in all areas but one. You can also access it here: Open Content in New Window. The American Hospital Association ("the AHA") has not reviewed, and is not responsible for, the completeness or accuracy of any information contained in this material, nor was the AHA or any of its affiliates, involved in the preparation of this material, or the analysis of information provided in the material. Onset or worsening of heart failure and scars from myocardial infarction that reduce stretching of the heart are examples of conditions in which ST2 is elevated. A new lung cancer screening code representing CT of the thorax will be available to replace G0297, Low dose CT scan (LDCT) for lung cancer screening: CPT codes 71250-71270 revised: The existing codes for CT of the thorax (71250-71270) have been revised as diagnostic. If I am reading your question correctly, I would have 1 question and 1 recommendation. 72114 x-ray spine lumbosacral complete Spinal stenosis The Centers for Medicare & Medicaid Services (CMS), the federal agency responsible for administration of the Medicare, The responsibility for the content of this file/product is with CMS and no endorsement by the AMA is intended or implied. 12 Hospital Inpatient (Medicare Part B only) 72069 x-ray spine standing for thoracolumbar PROCEDURE DESCRIPTION CPT CODE Chest 1 View 71010 Chest 2 Views 71020 Chest Minimum 4 Views 71030 Chest Special Views 71035 Ribs Unilateral 2 Views 71100 73620 x-ray foot, two views 71046. Disc herniation These scans may be ordered to evaluate any abnormal or suspected areas of the lungs, pleura, chest wall, mediastinum or any other lung abnormalities. Injury Postoperative back pain or radiculopathy Modifier SG should be used. All rights reserved. A20.2 Pneumonic plague 73050 x-ray acromioclavicular joint, bilateral This applies to any x-rays that have to be repeated throughout the day due to substandard quality or if the radiologists elect to obtain additional views to render an interpretation. 72040 xray spine cervical 2-3 views The views and/or positions Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not A18.85 Tuberculosis of spleen CMS Manual System, Pub. There is an exception to this rule. Sinuses Paranasal < 3 Views 70210 ** 71048 (Radiologic examination, chest ; 4 or more views). Chest Chest 1 view 71045 Chest 2 views (PA & Lateral) 71046 Chest (front, lat, w/apical) 3 views 71047 Chest (PA lat & Obliques) 71047 or 71048 Spinal stenosis THE CMS DISCLAIMS RESPONSIBILITY FOR ANY LIABILITY ATTRIBUTABLE TO END USER USE OF THE CPT. You, your employees, and agents are authorized to use CPT only as contained in the following authorized materials (web pages, PDF documents, Excel documents, Word documents, text files, Power Point presentations and/or any Flash media) internally within your organization within the United States for the sole use by yourself, employees, and agents. A new Category I code has been introduced for prostate ablation with ultrasound guidance: 55880 Ablation of malignant prostate tissue, transrectal, with high intensity-focused ultrasound (HIFU), including ultrasound guidance. The following coding and billing guidance is to be used with its associated Local coverage determination. No i Read a CPT Assistant article by subscribing to. Knee 1 or 2 Views 73560 She has over five years of experience in medical coding and Health Information Management practices. A02.22 Salmonella pneumonia Upper extremity pain, 72050 X-RAY XR Cervical 6+ Views (Davis Series) 73100 x-ray wrist, 2 views Wrist 2 Views 73100 ","URL":"","Target":null,"Color":"blue","Mode":"Standard\n","Priority":"no"}, {"DID":"critcbceed","Sites":"Railroad Beneficiaries^Railroad Medicare","Start Date":"12-30-2022 11:30","End Date":"01-02-2023 18:30","Content":"The Palmetto GBA Railroad Medicare Beneficiary Contact Center (PCC) will be closed Monday, January 2, 2023, in observance of New Year's Day. CMS and its products and services are not endorsed by the AHA or any of its affiliates. The coding changes impacting radiology in 2021 are the result of bundling mandates from the American Medical Associations (AMA) Relativity Assessment Workgroup (RAW) with the aim of identifying what it considers potentially misvalued services. A28.2 Extraintestinal yersiniosis You are leaving the CMS MCD and are being redirected to the CMS MCD Archive that contains outdated (No Longer In Effect) Local Coverage Determinations and Articles, You are leaving the CMS MCD and are being redirected to, AMA CPT / ADA CDT / AHA NUBC Copyright Statement, Article - Billing and Coding: Chest X-Ray Policy (A57497). For clinical responsibility, terminology, tips and additional info start codify free trial. If you are acting on behalf of an organization, you represent that you are authorized to act on behalf of such organization and that your acceptance of the terms of this agreement creates a legally enforceable obligation of the organization. A21.1 Oculoglandular tularemia If claims are denied or paid at a lower level of service, notification will be displayed on the RA. L/S Spine 2 or 3 Views 72100 The following example indicates the appropriate use of modifier 59 when two procedures codes that are not ordinarily performed together on the same day by the same provider, are reported. Procedure code 71010 is for a chest X-ray, and code 71100 is for rib views. This product includes CPT which is commercial technical data and/or computer data bases and/or commercial computer software and/or commercial computer software documentation, as applicable which were developed exclusively at private expense by the American Medical Association, 515 North State Street, Chicago, Illinois, 60610. End Users do not act for or on behalf of the CMS. CT CT Cervical without contrast Arthritis Please review and accept the agreements in order to view Medicare Coverage documents, which may include licensed information and codes. Chest X-rays are utilized in a variety of clinical states. Article document IDs begin with the letter "A" (e.g., A12345). Ribs Unilateral 2 Views with PA CXR 71101 Shoulder 1 View 73020 If you disagree with aclaim denial or payment, you can request a first level appeal. Pain or tenderness The page could not be loaded. A18.82 Tuberculosis of other endocrine glands Complete absence of all Bill Types indicates that coverage is not influenced by Bill Type and the policy should be assumed to apply equally to all claims. A15.6 Tuberculous pleurisy Suspected lesion Similar articles that you may find useful: CPT codes, descriptions and other data only are copyright 2012 American Medical Association (or such other date of publication of CPT). If these two procedures are reported together, 71010 will be denied separate reimbursement. Clinical setting and examination frequency will also be assessed. All rights reserved. Diagnostic Radiology (Diagnostic Imaging) Procedures, Diagnostic Radiology (Diagnostic Imaging) Procedures of the Chest, Copyright 2023. The program covers drugs that are furnished "incident-to" a physician's service provided that the drugs are not "usually self-administered" by the patient. CMS Manual System, Pub. Your email address will not be published. that coverage is not influenced by Revenue Code and the article should be assumed to apply equally to all Revenue Codes. Another scenario - 4 views X-ray of chest with Oblique Pro. Radiology CPT codes X-ray Neck Soft Tissue 70360 Clavicle Complete 73000 Chest (1/2 views) 71010, 71020 Infant Chest w/ Abdomen 74000, 71010 Ribs Unilateral 2 views 71100 Ribs Bilaterial 3 views 71110 The Medicare Part B benefits for diagnostic radiology, including chest X-ray, are for tests performed for diagnosis and treatment of a patient. Only a little list of the NOT covered ICD10 codes. Policy changes finalized in the 2022 Medicare Physician Fee Schedule MPFS final rule include a new definition of critic A proposed change to signature requirements in 2019 may effectyourpractice. You can use the Contents side panel to help navigate the various sections. of every MCD page. Copyright © 2022, the American Hospital Association, Chicago, Illinois. 72050 x-ray, spine cervical 4+ views 71045. Humerus Minimum 2 Views 73060 What is the allowed amount for CPT xray cpt code? There are multiple ways to create a PDF of a document that you are currently viewing. 85 Critical Access Hospital. L/S Spine Minimum 4 Views 72110 7500 Security Boulevard, Baltimore, MD 21244. Your first thought would be to report code 74022 (Radiographic exam, abdomen; complete acute abdomen series, including supine, erect, and/or decubitus views, single view chest) but code 74022 requires the complete abdomen series which was not performed. Hand Minimum 3 Views 73130 New Category III codes have been developed for percutaneous injection into the lumbar intervertebral disc. ","URL":"","Target":null,"Color":"blue","Mode":"Standard\n","Priority":"no"}, {"DID":"crit3c53c3","Sites":"Railroad Medicare","Start Date":"02-26-2023 06:00","End Date":"02-28-2023 13:15","Content":"Railroad Medicare: Provider Enrollment, Electronic Data Interchange Basics Webinar: February 28, 2023, 1PM EST","URL":"https://event.on24.com/wcc/r/4108960/0EE03B2682B0A66F61916D8691AA1A00","Target":"_blank","Color":"blue","Mode":"Standard\n","Priority":"no"}, {"DID":"crit3d3234","Sites":"Railroad Medicare","Start Date":"05-27-2022 13:36","End Date":"05-30-2022 21:36","Content":"The Palmetto GBA Provider Contact Center (PCC) will be closed Monday, May 30, 2022, in observance of Memorial Day","URL":"","Target":"_self","Color":"blue","Mode":"Standard\n","Priority":"yes"}, {"DID":"crit5554bd","Sites":"Railroad Beneficiaries^Railroad Medicare","Start Date":"09-02-2022 11:13","End Date":"09-05-2022 17:13","Content":"The Palmetto GBA Railroad Medicare Provider Contact Center (PCC) will be closed Monday, September 5, 2022, in observance of Labor Day. Applicable FARS/HHSARS apply. You can collapse such groups by clicking on the group header to make navigation easier. A18.32 Tuberculous enteritis Contractors may specify Bill Types to help providers identify those Bill Types typically used to report this service. I can't find anything from Medicare with approved ICD10 codes. American Hospital Association ("AHA"). Please review the below mention list Fluoroscopy CPT Codes: CT SCAN CPT Codes: MAMMOGRAPHY CPT Codes: MRI CPT Codes: The TC portion should be submitted to the contractor who covers technical radiology for the place-of-service (POS). 73520 x-ray hip bilateral 2+ views Any use not authorized herein is prohibited, including by way of illustration and not by way of limitation, making copies of CPT for resale and/or license, transferring copies of CPT to any party not bound by this agreement, creating any modified or derivative work of CPT, or making any commercial use of CPT. A26.7 Erysipelothrix sepsis A24.1 Acute and fulminating melioidosis Florida Medicare will cover chest X-rays in instances of: injury to the chest area (heart, lungs, mediastinum, sternum, ribs); signs and symptoms suggestive of chest structure abnormalities (e.g., coughing, positive TB skin test, hemoptysis, shortness of breath, dyspnea); underlying medical conditions with possible manifestations involving chest structures in which a chest X-ray would be deemed necessary to fully evaluate the condition (e.g., cardiac, metastatic CA); preoperative clearance for medical conditions which may pose a risk factor with the administration of general anesthesia (e.g., congestive heart failure, COPD); follow-up of an invasive procedure such as thoracentesis or central venous line placement. accuracy of any information contained in this material, nor was the AHA or any of its affiliates, involved in the License to use CDT for any use not authorized herein must be obtained through the American Dental Association, 211 East Chicago Avenue, Chicago, IL 60611. A24.2 Subacute and chronic melioidosis Please visit the. BY CLICKING BELOW ON THE BUTTON LABELED I ACCEPT, YOU HEREBY ACKNOWLEDGE THAT YOU HAVE READ, UNDERSTOOD AND AGREED TO ALL TERMS AND CONDITIONS SET FORTH IN THIS AGREEMENT. Infection 72131, PROCEDURE DESCRIPTION CPT CODE Medicare contractors are required to develop and disseminate Articles. Submission with a Covered Code does not, a priori, equate with reimbursement. A18.4 Tuberculosis of skin and subcutaneous tissue ** 74021 ( Radiologic examination, abdomen; 3 or more views). 100-08, Medicare Program Integrity Manual, Chapter 3, 3.4.1.3, Diagnoses Code Requirement.42 Code of Federal Regulations, 410.32, addresses diagnostic x-ray tests, diagnostic laboratory tests, and other diagnostic tests: Conditions.CMS Manual System, Pub. You acknowledge that the ADA holds all copyright, trademark and other rights in CDT. Medicare will pay for the interpretation and report that directly contributes to the diagnosis and treatment of the individual patient.CMS Manual System, Pub, 100-02, Medicare Benefit Policy Manual, Chapter 15, 80.6.1, Definitions. The physician treating the beneficiary must order all diagnostic X-ray tests. In this diagnostic procedure, the provider performs a minimum of two radiological views of the chest. Chest Special Views 71035 Information on this is available on the Appeals page. Instructions for enabling "JavaScript" can be found here. Any questions pertaining to the license or use of the CPT must be addressed to the AMA. CPT code chest xray common asked questions, how often chest x ray can be done? CPT is provided as is without warranty of any kind, either expressed or implied, including but not limited to, the implied warranties of merchantability and fitness for a particular purpose. 72202 x-sacroiliac joints 3+ views ","URL":"","Target":null,"Color":"blue","Mode":"Standard\n","Priority":"no"}, {"DID":"crit25d22d","Sites":"Railroad Beneficiaries^Railroad Medicare","Start Date":"06-29-2022 12:31","End Date":"07-05-2022 00:00","Content":"The Palmetto GBA Railroad Medicare Beneficiary Contact Center (BCC) will be closed on Monday, July 4, 2022, in observance of the Independence Day holiday. Skull < 4 Views 70250 Reproduced with permission. Toe(s) Minimum 2 Views 73660 Cervical Spine 6 or more views 72052 2021 X-RAY CPT CODES* Thoracic Spine Thoracic Spine 2 views 72070 Thoracic Spine 3 views 72072 Thoracic Spine min 4 views 72074 . Cauda Equina syndrome There is no frequency limitation for taking an X-ray but its the intensity of the radiation. Lower Extremity Infant (up to 364 days old) 2+ Views 73592 Per NCCI, if additional films are necessary due to a change in the patients condition, separate reporting of CPT codes may be appropriate.. Is is safe to assume that if we do the 2 rib view and 2 chest view, [QUOTE="ldeshaies74@gmail.com , post: 508365, member: 363494"] Is there a combo code when ribs are performed with 2 views? You shall not remove, alter, or obscure any ADA copyright notices or other proprietary rights notices included in the materials. Designed by Elegant Themes | Powered by WordPress, EXAMPLE: 71010 (Radiologic examination, chest; single view, frontal), Reading: 71010-26 (Reading done by ER physician). Diagnostic Radiology (Diagnostic Imaging) Procedures of the Chest. A federal government website managed and paid for by the U.S. Centers for Medicare & Medicaid Services. Chest 1 View 71010 As many X-rays as possible in his lifetime, how often should chest x rays be taken? ** All bills must contain the DEEOICs 9-digit case number of your patient or client and your 9-digit provider number. Ribs Unilateral 2 Views 71100 Thoracolumbar Junction (Minimum 2 Views) 72080 not endorsed by the AHA or any of its affiliates. Abdomen or KUB or 1 View 74000 The 134 patients in this study had echocardiography (ECHO) requested by the treating physician. The AMA does not directly or indirectly practice medicine or dispense medical services. Pediatricians 71010-71030 Chest imaging In most instances Revenue Codes are purely advisory. Once a provider has notice of an overpayment, a provider may submit an Overpayment appeal. Ultrasound exams have been revised. ** Laboratory, x-ray, physical therapy, and clinical tests such as EKGs, etc. No fee schedules, basic unit, relative values or related listings are included in CPT. The study population was elderly (69 + 14 years), overweight (BMI 28 + 7 kg/m2), evenly divided by gender with a history of hypertension (61%), coronary artery disease (31%), heart failure (37%), obstructive pulmonary disease (27%), and preserved renal function. Hips, Bilateral, with Pelvis When Performed; 3-4 Views 73522 If a patient with known, but stable, asymptomatic cardiac or pulmonary disease requires a chest x-ray, the reason (s) for the chest radiograph (s) must be clearly documented in the clinical chart with an explanation of how the results of the X-ray will be used for the patient's care. 10/1/2020-DX R51 was deleted from Group 1 under ICD-10 Codes that DO NOT Support Medical Necessity. 71046 chest xray 2 v (pa & lat) 71048 chest xray 4+v (pa, lat + obliques or decubitis views) 73000 clavicle complete. Neck pain w/ upper extremity radicular symptoms w/ suspected cervical instability authorized with an express license from the American Hospital Association. AS USED HEREIN, YOU AND YOUR REFER TO YOU AND ANY ORGANIZATION ON BEHALF OF WHICH YOU ARE ACTING. A18.51 Tuberculous episcleritis ** Outpatient Hospital services can be billed on the UB 92 form with appropriate Revenue Center Codes requiring Procedure code/HCPCS codes. Following a stable chronic condition, generally one examination in a twelve-month period will be considered appropriate. Subject to the terms and conditions contained in this Agreement, you, your employees, and agents are authorized to use CDT only as contained in the following authorized materials and solely for internal use by yourself, employees and agents within your organization within the United States and its territories. Scapula Complete 73010 Mandible < 4 Views 70100 CPT: 73092 41. No portion of the American Hospital Association (AHA) copyrighted materials contained within this publication may be Leg pain, 72110 X-RAY XR Lumbar Complete with Bending descriptions may not be removed, copied, or utilized within any software, product, service, solution or derivative work Title XVIII of the Social Security Act (SSA), 1862(a)(1)(A), states that no Medicare payment shall be made for items or services which "are not reasonable and necessary for the diagnosis or treatment of illness or injury or to improve the functioning of a malformed body member.". [/QU We have started getting denials on xrays code 71046, stating that we have not used a correct diagnosis code. For example for the Procedure-4 code (chest-x-ray) 71010 use either modifier -26 or TC to denote either the professional code or technical code. A27.0 Leptospirosis icterohemorrhagica These medical records should be submitted in response to a request for documentation. CT CT Lumbar without contrast Arthritis 72170 x-ray pelvis, 1-2 views For further assistance, please contact our Provider Contact Center at 8883559165. Unilateral selective pulmonary angiography, supervision and interpretation. A18.11 Tuberculosis of kidney and ureter These materials contain Current Dental Terminology, (CDT) (including procedure codes, nomenclature, descriptors and other data contained therein) is copyright by the American Dental Association. The American Hospital Association (the "AHA") has not reviewed, and is not responsible for, the completeness or A25.0 Spirillosis A17.9 Tuberculosis of nervous system, unspecified Modifier 77 appended to the CPT when repeated by another physician on the same day. First there is the professional service (PC), meaning the work by the physician or nonphysician provider tointerpret the test. MACs are Medicare contractors that develop LCDs and Articles along with processing of Medicare claims. RadNet - Leading Radiology Forward | Outpatient Imaging Centers complete information, CMS does not guarantee that there are no errors in the information displayed on this web site. Soft tissue damage A30.0 Indeterminate leprosy 23 Skilled Nursing Outpatient A15.0 Tuberculosis of lung You agree to take all necessary steps to ensure that your employees and agents abide by the terms of this agreement. I'm sorry, I'm not sure I understand. recommending their use. Spine, Entire Thoracic and Lumbar, Including Skull, Cervical and Sacral Spine If Performed (eg, Scoliosis Evaluation); 4 or 5 Views 72083 Chest Chest 1 view 71045 Chest 2 views (PA & Lateral) 71046 Chest (front, lat, w/apical) 3 views 71047 . You, your employees and agents are authorized to use CPT only as agreed upon with the AMA internally within your organization within the United States for the sole use by yourself, employees and agents. A21.3 Gastrointestinal tularemia A20.7 Septicemic plague Search across Medicare Manuals, Transmittals, and more. 73140 x-ray finger(s) 2+ views Diagnostic Radiology (Diagnostic Imaging) Procedures. 70140 facial bones, 1-2 views (peds fb or mri clearance) 70150 facial bones, complete, min 3 views. Your MCD session is currently set to expire in 5 minutes due to inactivity. 72070 x-ray spine thoracic 2 views 73070 x-ray elbow 2 views Any use not authorized herein is prohibited, including by way of illustration and not by way of limitation, making copies of CDT for resale and/or license, transferring copies of CDT to any party not bound by this agreement, creating any modified or derivative work of CDT, or making any commercial use of CDT.