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Official Description

Magnetic resonance (eg, proton) imaging, chest (eg, for evaluation of hilar and mediastinal lymphadenopathy); without contrast material(s), followed by contrast material(s) and further sequences

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

Magnetic resonance imaging (MRI) of the chest is a sophisticated imaging technique that utilizes the magnetic properties of hydrogen nuclei within the body to create detailed images of the chest area. This noninvasive procedure does not involve ionizing radiation, making it a safer alternative for evaluating various thoracic conditions. During the MRI, a powerful magnetic field is generated, which causes the hydrogen atoms in the body to align. Subsequently, radiowaves are transmitted into this magnetic field, prompting the protons in different tissues to emit specific radiofrequency signals. These signals are captured by a computer, which processes the data to produce high-resolution tomographic images in slices, allowing for a comprehensive view of the chest structures. The MRI is particularly useful for assessing conditions such as hilar and mediastinal lymphadenopathy, where lymph nodes in the chest may be enlarged due to infection, inflammation, or malignancy. The procedure described by CPT® Code 71552 involves performing the MRI without the use of contrast material initially, followed by the administration of contrast material to enhance the visibility of certain structures and allow for further imaging sequences. This dual-phase approach aids physicians in diagnosing various diseases, evaluating lymph nodes and blood vessels, and determining the presence or spread of cancer within the chest.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

Magnetic resonance imaging of the chest is indicated for the evaluation of various conditions and symptoms that may affect the thoracic region. The following are specific indications for performing this procedure:

  • Hilar and Mediastinal Lymphadenopathy - MRI is utilized to assess the presence and extent of enlarged lymph nodes in the hilar and mediastinal areas, which may indicate underlying pathology such as infection, malignancy, or other diseases.
  • Abnormal Growths - The procedure is indicated for the detection and characterization of abnormal growths or masses within the chest, aiding in the diagnosis of tumors or other lesions.
  • Evaluation of Blood Flow - MRI can be used to evaluate blood flow within the thoracic vessels, providing insights into vascular conditions or abnormalities.
  • Assessment of Cancer Spread - This imaging technique is crucial for determining whether cancer has metastasized to the chest area, allowing for appropriate treatment planning.

2. Procedure

The procedure for CPT® Code 71552 involves several key steps to ensure accurate imaging of the chest. The following outlines the procedural steps:

  • Initial Imaging Without Contrast - The patient is positioned on a motorized table and placed within the MRI scanner. Initial images of the chest are obtained without the use of contrast material. This phase captures baseline images that help identify any abnormalities in the chest structures.
  • Administration of Contrast Material - After the initial imaging, contrast material is administered to the patient. This contrast agent enhances the visibility of certain tissues and structures within the chest, particularly lymph nodes and blood vessels.
  • Further Imaging Sequences - Following the administration of the contrast material, additional imaging sequences are performed. These sequences are designed to capture detailed images that highlight the areas of interest, allowing for a more comprehensive evaluation of the thoracic anatomy and any pathological conditions present.

3. Post-Procedure

After the MRI procedure is completed, patients may be monitored briefly to ensure there are no immediate adverse reactions to the contrast material. It is common for patients to resume normal activities shortly after the procedure, as MRI is noninvasive and does not require significant recovery time. The images obtained during the MRI will be reviewed by a physician, who will interpret the findings and discuss the results with the patient. Any necessary follow-up or additional diagnostic procedures will be determined based on the outcomes of the MRI.

Short Descr MRI CHEST W/O & W/DYE
Medium Descr MRI CHEST W/O & W/CONTRAST MATERIAL
Long Descr Magnetic resonance (eg, proton) imaging, chest (eg, for evaluation of hilar and mediastinal lymphadenopathy); without contrast material(s), followed by contrast material(s) and further sequences
Status Code Active Code
Global Days XXX - Global Concept Does Not Apply
PC/TC Indicator (26, TC) 1 - Diagnostic Tests for Radiology Services
Multiple Procedures (51) 4 - Special payment adjustment rules on the technical component (TC) of multiple diagnostic imaging procedures apply...
Bilateral Surgery (50) 0 - 150% payment adjustment for bilateral procedures does NOT apply.
Physician Supervisions 09 - Concept does not apply.
Assistant Surgeon (80, 82) 0 - Payment restriction for assistants at surgery applies to this procedure...
Co-Surgeons (62) 0 - Co-surgeons not permitted for this procedure.
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family 88 -
APC Status Indicator Codes That May Be Paid Through a Composite APC
ASC Payment Indicator Radiology service paid separately when provided integral to a surgical procedure on ASC list; payment based on OPPS relative payment weight.
Type of Service (TOS) 4 - Diagnostic Radiology
Berenson-Eggers TOS (BETOS) I2D - Advanced imaging - MRI/MRA: other
MUE 1
CCS Clinical Classification 198 - Magnetic resonance imaging

This is a primary code that can be used with these additional add-on codes.

0649T Add-on Code MPFS Status: Carrier Priced APC S Quantitative magnetic resonance for analysis of tissue composition (eg, fat, iron, water content), including multiparametric data acquisition, data preparation and transmission, interpretation and report, obtained with diagnostic MRI examination of the same anatomy (eg, organ, gland, tissue, target structure); single organ (List separately in addition to code for primary procedure)
0698T Add-on Code Resequenced Code MPFS Status: Carrier Priced APC S ASC Z2 Quantitative magnetic resonance for analysis of tissue composition (eg, fat, iron, water content), including multiparametric data acquisition, data preparation and transmission, interpretation and report, obtained with diagnostic MRI examination of the same anatomy (eg, organ, gland, tissue, target structure); multiple organs (List separately in addition to code for primary procedure)
26 Professional component: certain procedures are a combination of a physician or other qualified health care professional component and a technical component. when the physician or other qualified health care professional component is reported separately, the service may be identified by adding modifier 26 to the usual procedure number.
X5 Diagnostic services requested by another clinician: for reporting services by a clinician who furnishes care to the patient only as requested by another clinician or subsequent and related services requested by another clinician; this modifier is reported for patient relationships that may not be adequately captured by the above alternative categories; reporting clinician service examples include but are not limited to, the radiologist's interpretation of an imaging study requested by another clinician
GC This service has been performed in part by a resident under the direction of a teaching physician
MG The order for this service does not have applicable appropriate use criteria in the qualified clinical decision support mechanism consulted by the ordering professional
TC Technical component; under certain circumstances, a charge may be made for the technical component alone; under those circumstances the technical component charge is identified by adding modifier 'tc' to the usual procedure number; technical component charges are institutional charges and not billed separately by physicians; however, portable x-ray suppliers only bill for technical component and should utilize modifier tc; the charge data from portable x-ray suppliers will then be used to build customary and prevailing profiles
MH Unknown if ordering professional consulted a clinical decision support mechanism for this service, related information was not provided to the furnishing professional or provider
ME The order for this service adheres to appropriate use criteria in the clinical decision support mechanism consulted by the ordering professional
77 Repeat procedure by another physician or other qualified health care professional: it may be necessary to indicate that a basic procedure or service was repeated by another physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 77 to the repeated procedure or service. note: this modifier should not be appended to an e/m service.
QQ Ordering professional consulted a qualified clinical decision support mechanism for this service and the related data was provided to the furnishing professional
Q1 Routine clinical service provided in a clinical research study that is in an approved clinical research study
51 Multiple procedures: when multiple procedures, other than e/m services, physical medicine and rehabilitation services or provision of supplies (eg, vaccines), are performed at the same session by the same individual, the primary procedure or service may be reported as listed. the additional procedure(s) or service(s) may be identified by appending modifier 51 to the additional procedure or service code(s). note: this modifier should not be appended to designated "add-on" codes (see appendix d).
52 Reduced services: under certain circumstances a service or procedure is partially reduced or eliminated at the discretion of the physician or other qualified health care professional. under these circumstances the service provided can be identified by its usual procedure number and the addition of modifier 52, signifying that the service is reduced. this provides a means of reporting reduced services without disturbing the identification of the basic service. note: for hospital outpatient reporting of a previously scheduled procedure/service that is partially reduced or cancelled as a result of extenuating circumstances or those that threaten the well-being of the patient prior to or after administration of anesthesia, see modifiers 73 and 74 (see modifiers approved for asc hospital outpatient use).
59 Distinct procedural service: under certain circumstances, it may be necessary to indicate that a procedure or service was distinct or independent from other non-e/m services performed on the same day. modifier 59 is used to identify procedures/services, other than e/m services, that are not normally reported together, but are appropriate under the circumstances. documentation must support a different session, different procedure or surgery, different site or organ system, separate incision/excision, separate lesion, or separate injury (or area of injury in extensive injuries) not ordinarily encountered or performed on the same day by the same individual. however, when another already established modifier is appropriate it should be used rather than modifier 59. only if no more descriptive modifier is available, and the use of modifier 59 best explains the circumstances, should modifier 59 be used. note: modifier 59 should not be appended to an e/m service. to report a separate and distinct e/m service with a non-e/m service performed on the same date, see modifier 25.
76 Repeat procedure or service by same physician or other qualified health care professional: it may be necessary to indicate that a procedure or service was repeated by the same physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 76 to the repeated procedure or service. note: this modifier should not be appended to an e/m service.
AQ Physician providing a service in an unlisted health professional shortage area (hpsa)
CR Catastrophe/disaster related
GA Waiver of liability statement issued as required by payer policy, individual case
GW Service not related to the hospice patient's terminal condition
KX Requirements specified in the medical policy have been met
LT Left side (used to identify procedures performed on the left side of the body)
MA Ordering professional is not required to consult a clinical decision support mechanism due to service being rendered to a patient with a suspected or confirmed emergency medical condition
MC Ordering professional is not required to consult a clinical decision support mechanism due to the significant hardship exception of electronic health record or clinical decision support mechanism vendor issues
MF The order for this service does not adhere to the appropriate use criteria in the clinical decision support mechanism consulted by the ordering professional
PD Diagnostic or related non diagnostic item or service provided in a wholly owned or operated entity to a patient who is admitted as an inpatient within 3 days
Q6 Service furnished under a fee-for-time compensation arrangement by a substitute physician or by a substitute physical therapist furnishing outpatient physical therapy services in a health professional shortage area, a medically underserved area, or a rural area
RT Right side (used to identify procedures performed on the right side of the body)
X4 Episodic/focused services: for reporting services by clinicians who provide focused care on particular types of treatment limited to a defined period and circumstance; the patient has a problem, acute or chronic, that will be treated with surgery, radiation, or some other type of generally time-limited intervention; reporting clinician service examples include but are not limited to, the orthopedic surgeon performing a knee replacement and seeing the patient through the postoperative period
XE Separate encounter, a service that is distinct because it occurred during a separate encounter
XP Separate practitioner, a service that is distinct because it was performed by a different practitioner
XS Separate structure, a service that is distinct because it was performed on a separate organ/structure
XU Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service
Date
Action
Notes
2013-01-01 Changed Medium Descriptor changed.
2001-01-01 Added First appearance in code book in 2001.
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