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Radiology CPT Codes and Modifiers for 2025

Keep updated with the 2025 CPT codes and modifiers for radiology.
Read Time: 4 minutes
Mar 14, 2025

Radiology billing can get complicated quickly—between global vs. professional components, modality types, and contrast usage. To ensure accurate billing and full reimbursement, radiology practices and imaging centers must stay up to date on CPT codes and modifiers for 2025.

This guide outlines the most frequently used Radiology CPT codes, modifiers, and ICD-10 pairings, along with coding tips specific to diagnostic imaging and interventional procedures.

Common Diagnostic Imaging Codes

CPT CodeDescription
71045Chest X-ray, single view
71046Chest X-ray, two views
73030X-ray of shoulder, complete
73564X-ray of knee, 4+ views
74176CT abdomen/pelvis, without contrast
74177CT abdomen/pelvis, with contrast
74178CT abdomen/pelvis, with and without contrast
70551MRI brain without contrast
70552MRI brain with contrast
70553MRI brain with and without contrast
76700Abdominal ultrasound, complete
76856Pelvic ultrasound, non-obstetric

Interventional Radiology Procedures

CPT CodeDescription
36247Selective arterial catheterization
77001Fluoroscopy during procedure
76937Ultrasound guidance for vascular access
37241Vascular embolization or occlusion
75898Angiography supervision and interpretation
49083Paracentesis with imaging guidance

Radiology Modifiers

ModifierDescription
-26Professional component only
-TCTechnical component only
-76Repeat procedure by same provider
-77Repeat procedure by different provider
-59Distinct procedural service
-91Repeat clinical diagnostic test
-52Reduced services
-LT / -RTLeft or right side

Common ICD-10 Codes Used in Radiology

ICD-10 CodeDescription
R07.9Chest pain, unspecified
M54.5Low back pain
R10.9Abdominal pain, unspecified
I63.9Cerebral infarction, unspecified
N20.0Kidney stone
Z12.31Screening mammogram
Z01.89Other specified examination

Radiology Coding Tips for 2025

  • Use -26 or -TC unless billing globally for both components.
  • Repeat studies? Use -76 (same provider) or -91 (diagnostic test repeat).
  • Use -59 with caution—only for separate, distinct services.
  • Use correct contrast code sequencing for CT and MRI exams.
  • Screening vs. diagnostic? Choose ICD-10 codes carefully to reflect intent.

Final Thoughts

Radiology billing requires attention to both clinical and technical detail. With the right Radiology CPT codes and modifiers for 2025, your practice can avoid denials, pass audits, and collect the revenue you’ve earned—whether you’re reading images or running an imaging center.

For informational purposes only.