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Official Description

Radiologic examination, hip, unilateral, with pelvis when performed; 1 view

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

A radiologic examination of the hip, designated by CPT® Code 73501, involves the use of X-ray imaging to capture detailed images of the hip joint on either the left or right side. This procedure may also include the pelvis when performed. X-ray technology utilizes indirect ionizing radiation to create images of the internal structures of the body. The principle behind X-ray imaging is based on the varying densities and compositions of human tissues, which affect how X-rays are absorbed or transmitted. As a result, some X-rays are absorbed by denser materials, such as bones, while others pass through less dense tissues, allowing for the creation of a two-dimensional image on a detector positioned behind the body. The primary purpose of this examination is to evaluate the hip joint for various conditions, including but not limited to fractures, dislocations, deformities, degenerative bone diseases, osteomyelitis, arthritis, foreign bodies, infections, or tumors. The standard views typically captured during this examination include the anteroposterior view, which is taken with the patient lying supine and the legs straight, slightly rotated inward. Additionally, the lateral 'frog-leg' view is performed with the hips flexed and abducted, and the knees flexed with the soles of the feet together. Another lateral view may be taken with the hip flexed at a 45-degree angle and abducted at 45 degrees, with the X-ray beam directed perpendicular to the table. For coding purposes, CPT® Code 73501 is specifically used for a single view X-ray examination of either the left or right hip. In contrast, CPT® Code 73502 is applicable for a hip examination on one side that includes 2-3 views, while CPT® Code 73503 is designated for examinations that consist of a minimum of 4 views taken of the hip joint.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The radiologic examination of the hip, as described by CPT® Code 73501, is indicated for a variety of clinical conditions and symptoms that may affect the hip joint. These indications include:

  • Fractures The examination is performed to identify any fractures in the hip region, which may result from trauma or injury.
  • Dislocations The procedure helps in diagnosing dislocations of the hip joint, which can occur due to accidents or falls.
  • Deformities The X-ray can reveal structural deformities in the hip that may affect mobility and function.
  • Degenerative Bone Conditions Conditions such as osteoarthritis or other degenerative diseases affecting the hip joint can be assessed through this examination.
  • Osteomyelitis The procedure is useful in detecting infections in the bone, known as osteomyelitis, which can impact the hip area.
  • Arthritis Various forms of arthritis affecting the hip joint can be evaluated through radiologic imaging.
  • Foreign Body The examination can help locate any foreign objects that may have entered the hip region.
  • Infection Signs of infection in the hip joint or surrounding tissues can be identified through this imaging technique.
  • Tumor The procedure is also indicated for the detection of tumors or abnormal growths in the hip area.

2. Procedure

The procedure for a radiologic examination of the hip using CPT® Code 73501 involves several key steps to ensure accurate imaging of the hip joint. The following procedural steps are typically followed:

  • Step 1: Patient Positioning The patient is positioned appropriately for the examination. For the anteroposterior view, the patient lies supine on the examination table with legs straight and slightly rotated inward. This positioning is crucial for obtaining a clear image of the hip joint.
  • Step 2: X-ray Exposure The X-ray machine is then aligned to capture the necessary view. For the anteroposterior view, the X-ray beam is directed perpendicular to the film or detector, ensuring that the image accurately represents the hip joint's anatomy.
  • Step 3: Image Capture The X-ray exposure is made, and the image is captured. The radiologic technologist ensures that the settings on the X-ray machine are appropriate for the patient's size and the specific view being taken.
  • Step 4: Review of Images After the X-ray is taken, the images are reviewed for clarity and diagnostic quality. If necessary, additional views may be obtained, although CPT® Code 73501 specifically refers to a single view examination.

3. Post-Procedure

Post-procedure care for a radiologic examination of the hip is generally minimal, as the procedure is non-invasive and does not require any special recovery time. Patients may resume their normal activities immediately following the examination. However, it is important for healthcare providers to review the images and discuss the findings with the patient. If any abnormalities are detected, further evaluation or treatment may be recommended based on the results of the X-ray. Additionally, patients should be informed about any potential follow-up appointments or additional imaging that may be necessary to further assess their condition.

Short Descr X-RAY EXAM HIP UNI 1 VIEW
Medium Descr RADEX HIP UNILATERAL WITH PELVIS 1 VIEW
Long Descr Radiologic examination, hip, unilateral, with pelvis when performed; 1 view
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) 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 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
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)
LT Left side (used to identify procedures performed on the left 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
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
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
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.
XE Separate encounter, a service that is distinct because it occurred during a separate encounter
XU Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service
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.
XP Separate practitioner, a service that is distinct because it was performed by a different practitioner
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).
GW Service not related to the hospice patient's terminal condition
GC This service has been performed in part by a resident under the direction of a teaching physician
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
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
XS Separate structure, a service that is distinct because it was performed on a separate organ/structure
25 Significant, separately identifiable evaluation and management service by the same physician or other qualified health care professional on the same day of the procedure or other service: it may be necessary to indicate that on the day a procedure or service identified by a cpt code was performed, the patient's condition required a significant, separately identifiable e/m service above and beyond the other service provided or beyond the usual preoperative and postoperative care associated with the procedure that was performed. a significant, separately identifiable e/m service is defined or substantiated by documentation that satisfies the relevant criteria for the respective e/m service to be reported (see evaluation and management services guidelines for instructions on determining level of e/m service). the e/m service may be prompted by the symptom or condition for which the procedure and/or service was provided. as such, different diagnoses are not required for reporting of the e/m services on the same date. this circumstance may be reported by adding modifier 25 to the appropriate level of e/m service. note: this modifier is not used to report an e/m service that resulted in a decision to perform surgery. see modifier 57 for significant, separately identifiable non-e/m services, see modifier 59.
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).
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)
AS Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery
CC Procedure code change (use 'cc' when the procedure code submitted was changed either for administrative reasons or because an incorrect code was filed)
CR Catastrophe/disaster related
ET Emergency services
F4 Left hand, fifth digit
FS Split (or shared) evaluation and management visit
FX X-ray taken using film
GA Waiver of liability statement issued as required by payer policy, individual case
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
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
GZ Item or service expected to be denied as not reasonable and necessary
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
Q1 Routine clinical service provided in a clinical research study that is in an approved clinical research study
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
T3 Left foot, fourth digit
U7 Medicaid level of care 7, as defined by each state
UD Medicaid level of care 13, as defined by each state
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
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2016-01-01 Added Added
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