21685 Hyoid myotomy & suspension
Also known as: hyoid suspension, hyoid myotomy
Hyoid myotomy and suspension. Surgical division and stabilization of hyoid bone and attached musculature, used for management of obstructive sleep apnea or laryngeal dysfunction.
In Plain Language
neck bone surgery for sleep apnea; airway surgery for breathing problems
Clinical Context
Used for obstructive sleep apnea when hyoid bone position contributes to airway collapse. Suspension pulls hyoid forward to expand pharyngeal airway. Often performed with other procedures like genioglossus advancement.
RVU Breakdown
| Work RVU | 14.88 |
| Total RVU | 14.88 |
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 90-day global period, which includes the day of the procedure, 1 day preoperative, and 90 days of postoperative care. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 14.88, this code ranks in the 73rd percentile among Surgery codes — 1.9x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 21685?
CPT 21685 (Hyoid myotomy & suspension) is a Surgery code. Hyoid myotomy and suspension. Surgical division and stabilization of hyoid bone and attached musculature, used for management of obstructive sleep apnea or laryngeal dysfunction.
What is the wRVU value for CPT 21685?
The work RVU for CPT 21685 is 14.88. This code is primarily used by Otolaryngology, Sleep Medicine. It has a 90-day global period.
When is CPT 21685 used?
Used for obstructive sleep apnea when hyoid bone position contributes to airway collapse. Suspension pulls hyoid forward to expand pharyngeal airway. Often performed with other procedures like genioglossus advancement.
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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.