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Official Description

Radiologic examination, wrist; 2 views

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

A radiologic examination of the wrist, designated by CPT® Code 73100, involves the use of X-ray imaging to capture detailed images of the wrist's internal structures. This procedure utilizes indirect ionizing radiation, which is effective in producing images of non-uniform materials such as human tissue. The varying densities and compositions of the tissues allow some X-rays to be absorbed while others pass through, resulting in a two-dimensional representation of the wrist's anatomy. The primary purpose of this examination is to identify various conditions that may affect the wrist, including fractures, dislocations, deformities, arthritis, foreign bodies, infections, or tumors. Standard views for wrist radiography typically include the anteroposterior (AP) view, which captures images from front to back, and the posteroanterior (PA) view, which captures images from back to front. Additionally, a lateral view is obtained with the elbow flexed and the hand positioned with the thumb facing up. Oblique views can also be taken, where the wrist is either supinated or pronated, and slightly flexed to ensure that the carpal area is flat, followed by a 45-degree rotation of the wrist. For more specialized assessments, such as evaluating the carpal tunnel, a specific view is employed where the forearm is pronated, the palm is facing down, and the wrist is hyperextended to achieve a near-vertical position of the metacarpals and fingers. It is important to report CPT® Code 73100 for an X-ray examination consisting of two views, while CPT® Code 73110 should be used for a complete wrist examination that includes a minimum of three views.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The radiologic examination of the wrist, coded as CPT® 73100, is indicated for a variety of clinical conditions and symptoms that may affect the wrist. These indications include:

  • Fractures - Suspected or confirmed breaks in the wrist bones that require imaging for diagnosis and treatment planning.
  • Dislocations - Instances where the bones of the wrist are out of their normal position, necessitating imaging to assess the extent of the dislocation.
  • Deformities - Abnormal shapes or structures of the wrist that may be congenital or acquired, requiring evaluation through imaging.
  • Arthritis - Inflammatory conditions affecting the joints, including osteoarthritis or rheumatoid arthritis, which may lead to changes visible on X-ray.
  • Foreign Body - The presence of an object within the wrist that may require removal or further evaluation.
  • Infection - Suspected infections in the wrist area that may lead to changes in bone or soft tissue, warranting imaging for diagnosis.
  • Tumor - The presence of a mass or abnormal growth in the wrist that requires imaging to determine its nature and extent.

2. Procedure

The procedure for a radiologic examination of the wrist involves several key steps to ensure accurate imaging. The following procedural steps are typically followed:

  • Step 1: Patient Positioning - The patient is positioned comfortably, with the wrist exposed and aligned properly for imaging. The elbow is often flexed, and the hand is placed in a specific orientation depending on the view being obtained.
  • Step 2: Anteroposterior (AP) View - The first view taken is the anteroposterior (AP) view, where the X-ray beam is directed from the front to the back of the wrist. This view provides a clear image of the wrist's bones and joint spaces.
  • Step 3: Posteroanterior (PA) View - The second view is the posteroanterior (PA) view, which captures the wrist from back to front. This view is essential for assessing the alignment and integrity of the wrist structures.
  • Step 4: Lateral View - A lateral view is obtained with the hand and wrist positioned with the thumb facing up. This view helps in evaluating the wrist's profile and detecting any lateral abnormalities.
  • Step 5: Oblique Views - If necessary, oblique views are taken by rotating the wrist 45 degrees either externally or internally. This allows for a more comprehensive assessment of the carpal bones and joint spaces.
  • Step 6: Specialized Carpal Tunnel View - For specific evaluations, such as assessing the carpal tunnel, the forearm is pronated, and the wrist is hyperextended. This specialized view is crucial for diagnosing conditions related to the carpal tunnel syndrome.

3. Post-Procedure

After the radiologic examination of the wrist is completed, the patient may be instructed to resume normal activities unless otherwise advised. The images obtained will be reviewed by a radiologist or the referring physician to interpret the findings. Depending on the results, further diagnostic tests or treatments may be recommended. It is important for the healthcare provider to communicate any significant findings to the patient and discuss the next steps in management. Additionally, the images will be stored in the patient's medical record for future reference and comparison if needed.

Short Descr X-RAY EXAM OF WRIST
Medium Descr RADEX WRIST 2 VIEWS
Long Descr Radiologic examination, wrist; 2 views
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) 0 - No payment adjustment rules for multiple procedures apply.
Bilateral Surgery (50) 3 - The usual 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 99 - Concept Does Not Apply
APC Status Indicator STV-Packaged Codes
ASC Payment Indicator Packaged service/item; no separate payment made.
Type of Service (TOS) 4 - Diagnostic Radiology
Berenson-Eggers TOS (BETOS) I1B - Standard imaging - musculoskeletal
MUE 2
CCS Clinical Classification 226 - Other diagnostic radiology and related techniques
LT Left side (used to identify procedures performed on the left side of the body)
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.
RT Right side (used to identify procedures performed on the right side of the body)
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
50 Bilateral procedure: unless otherwise identified in the listings, bilateral procedures that are performed at the same session, should be identified by adding modifier 50 to the appropriate 5 digit code. note: this modifier should not be appended to designated "add-on" codes (see appendix d).
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.
FY X-ray taken using computed radiography technology/cassette-based imaging
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
XE Separate encounter, a service that is distinct because it occurred during a separate encounter
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).
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.
GW Service not related to the hospice patient's terminal condition
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.
GC This service has been performed in part by a resident under the direction of a teaching physician
XS Separate structure, a service that is distinct because it was performed on a separate organ/structure
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
XU Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service
FX X-ray taken using film
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
XP Separate practitioner, a service that is distinct because it was performed by a different practitioner
CR Catastrophe/disaster related
GA Waiver of liability statement issued as required by payer policy, individual case
GY Item or service statutorily excluded, does not meet the definition of any medicare benefit or, for non-medicare insurers, is not a contract benefit
X1 Continuous/broad services: for reporting services by clinicians, who provide the principal care for a patient, with no planned endpoint of the relationship; services in this category represent comprehensive care, dealing with the entire scope of patient problems, either directly or in a care coordination role; reporting clinician service examples include, but are not limited to: primary care, and clinicians providing comprehensive care to patients in addition to specialty care
22 Increased procedural services: when the work required to provide a service is substantially greater than typically required, it may be identified by adding modifier 22 to the usual procedure code. documentation must support the substantial additional work and the reason for the additional work (ie, increased intensity, time, technical difficulty of procedure, severity of patient's condition, physical and mental effort required). note: this modifier should not be appended to an e/m service.
53 Discontinued procedure: under certain circumstances, the physician or other qualified health care professional may elect to terminate a surgical or diagnostic procedure. due to extenuating circumstances or those that threaten the well being of the patient, it may be necessary to indicate that a surgical or diagnostic procedure was started but discontinued. this circumstance may be reported by adding modifier 53 to the code reported by the individual for the discontinued procedure. note: this modifier is not used to report the elective cancellation of a procedure prior to the patient's anesthesia induction and/or surgical preparation in the operating suite. for outpatient hospital/ambulatory surgery center (asc) 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).
56 Preoperative management only: when 1 physician or other qualified health care professional performed the preoperative care and evaluation and another performed the surgical procedure, the preoperative component may be identified by adding modifier 56 to the usual procedure number.
58 Staged or related procedure or service by the same physician or other qualified health care professional during the postoperative period: it may be necessary to indicate that the performance of a procedure or service during the postoperative period was: (a) planned or anticipated (staged); (b) more extensive than the original procedure; or (c) for therapy following a surgical procedure. this circumstance may be reported by adding modifier 58 to the staged or related procedure. note: for treatment of a problem that requires a return to the operating/procedure room (eg, unanticipated clinical condition), see modifier 78.
79 Unrelated procedure or service by the same physician or other qualified health care professional during the postoperative period: the individual may need to indicate that the performance of a procedure or service during the postoperative period was unrelated to the original procedure. this circumstance may be reported by using modifier 79. (for repeat procedures on the same day, see modifier 76.)
99 Multiple modifiers: under certain circumstances 2 or more modifiers may be necessary to completely delineate a service. in such situations modifier 99 should be added to the basic procedure, and other applicable modifiers may be listed as part of the description of the service.
AQ Physician providing a service in an unlisted health professional shortage area (hpsa)
ET Emergency services
F4 Left hand, fifth digit
F5 Right hand, thumb
F6 Right hand, second digit
F7 Right hand, third digit
F8 Right hand, fourth digit
FA Left hand, thumb
GP Services delivered under an outpatient physical therapy plan of care
GV Attending physician not employed or paid under arrangement by the patient's hospice provider
GX Notice of liability issued, voluntary under payer policy
GZ Item or service expected to be denied as not reasonable and necessary
KX Requirements specified in the medical policy have been met
PC Wrong surgery or other invasive procedure on patient
PO Excepted service provided at an off-campus, outpatient, provider-based department of a hospital
Q5 Service furnished under a reciprocal billing 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
QJ Services/items provided to a prisoner or patient in state or local custody, however the state or local government, as applicable, meets the requirements in 42 cfr 411.4 (b)
SA Nurse practitioner rendering service in collaboration with a physician
X2 Continuous/focused services: for reporting services by clinicians whose expertise is needed for the ongoing management of a chronic disease or a condition that needs to be managed and followed with no planned endpoint to the relationship; reporting clinician service examples include but are not limited to: a rheumatologist taking care of the patient's rheumatoid arthritis longitudinally but not providing general primary care services
Date
Action
Notes
2009-01-01 Changed Code description changed
2001-01-01 Changed Code description changed.
Pre-1990 Added Code added.
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