20205 Deep muscle biopsy
Also known as: deep muscle biopsy, open muscle biopsy
Open or direct visualization biopsy of deep muscle tissue requiring significant dissection to access. This procedure obtains tissue from deeper muscle compartments.
In Plain Language
taking a sample of muscle from deep inside leg or arm
Clinical Context
Used for diagnosis of deep muscle disorders when superficial sampling is inadequate or when specific deep muscle involvement is suspected.
RVU Breakdown
| Work RVU | 2.29 |
| Total RVU | 2.29 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
As a surgical CPT code, proper documentation must include the operative report detailing the procedure performed, patient positioning, approach, findings, and any complications. This code has a 0-day global period, meaning pre- and post-operative E&M visits are billable separately on the same day. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 2.29, this code ranks in the 16th percentile among Surgery codes — 3.5x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 20205?
CPT 20205 (Deep muscle biopsy) is a Surgery code. Open or direct visualization biopsy of deep muscle tissue requiring significant dissection to access. This procedure obtains tissue from deeper muscle compartments.
What is the wRVU value for CPT 20205?
The work RVU for CPT 20205 is 2.29. This code is primarily used by Neurology, Orthopedic Surgery, Pathology.
When is CPT 20205 used?
Used for diagnosis of deep muscle disorders when superficial sampling is inadequate or when specific deep muscle involvement is suspected.
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.