70544 Mr angiography head without dye
Also known as: MRA head, time-of-flight MRA, noncontrast angiography, intracranial MRA
Magnetic resonance angiography of the intracranial arteries and head vasculature without intravenous gadolinium contrast medium using inherent blood flow signal.
In Plain Language
head blood vessel scan without dye; aneurysm screening
Clinical Context
Used for intracranial aneurysm screening and characterization, arterial dissection evaluation, and vascular malformation assessment. Noncontrast technique utilizing blood flow to create angiographic images.
RVU Breakdown
| Work RVU | 1.17 |
| Total RVU | 1.17 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
Radiology codes require a written order, clinical indication, and a formal interpretation report. The professional component (modifier -26) and technical component (modifier -TC) may be billed separately.
How This Code Compares
With a work RVU of 1.17, this code ranks in the 67th percentile among Radiology codes — 1.4x the median (0.81). The highest wRVU in this category is 11.57.
Specialties
Frequently Asked Questions
What is CPT code 70544?
CPT 70544 (Mr angiography head without dye) is a Radiology code. Magnetic resonance angiography of the intracranial arteries and head vasculature without intravenous gadolinium contrast medium using inherent blood flow signal.
Who uses CPT code 70544?
CPT 70544 is used by Neuroradiology, Neurosurgery, Neurology. Used for intracranial aneurysm screening and characterization, arterial dissection evaluation, and vascular malformation assessment. Noncontrast technique utilizing blood flow to create angiographic images.
When is CPT 70544 used?
Used for intracranial aneurysm screening and characterization, arterial dissection evaluation, and vascular malformation assessment. Noncontrast technique utilizing blood flow to create angiographic images.
Track This Code in RVU Edge
Log procedures, calculate wRVUs, and benchmark against MGMA data — all in one app.
CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.