21356 Opn treatment dprsd zygomatic arch
Also known as: zygomatic arch elevation, arch reduction
Open treatment of depressed zygomatic arch fracture involving surgical elevation and reduction of the depressed fracture.
In Plain Language
Surgery to lift sunken cheekbone
Clinical Context
Used for depressed zygomatic arch fractures causing facial deformity or masticatory dysfunction.
RVU Breakdown
| Work RVU | 4.71 |
| Total RVU | 4.71 |
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 10-day global period — follow-up visits within 10 days of the procedure are included in the reimbursement. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 4.71, this code ranks in the 32nd percentile among Surgery codes — 1.7x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 21356?
CPT 21356 (Opn treatment dprsd zygomatic arch) is a Surgery code. Open treatment of depressed zygomatic arch fracture involving surgical elevation and reduction of the depressed fracture.
What is the wRVU value for CPT 21356?
The work RVU for CPT 21356 is 4.71. This code is primarily used by Maxillofacial Surgery, Otolaryngology. It has a 10-day global period.
When is CPT 21356 used?
Used for depressed zygomatic arch fractures causing facial deformity or masticatory dysfunction.
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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.