99183 Hyperbaric oxygen therapy
Also known as: hyperbaric oxygen, HBO therapy, oxygen chamber therapy
Hyperbaric oxygen therapy treatment sessions where the patient breathes pure oxygen in a pressurized chamber to enhance tissue oxygenation and wound healing.
In Plain Language
breathing pure oxygen in a special pressurized chamber
Clinical Context
Used for hyperbaric oxygen therapy for non-healing wounds, diabetic foot ulcers, carbon monoxide poisoning, or other approved indications.
RVU Breakdown
| Work RVU | 2.06 |
| Total RVU | 2.06 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
Medicine section codes cover a wide range of non-surgical services. Documentation should include the clinical indication, procedure details, interpretation (if applicable), and any patient-specific findings.
How This Code Compares
With a work RVU of 2.06, this code ranks in the 79th percentile among Medicine codes — 2.6x the median (0.78). The highest wRVU in this category is 23.92.
Specialties
Frequently Asked Questions
What is CPT code 99183?
CPT 99183 (Hyperbaric oxygen therapy) is a Medicine code. Hyperbaric oxygen therapy treatment sessions where the patient breathes pure oxygen in a pressurized chamber to enhance tissue oxygenation and wound healing.
Who uses CPT code 99183?
CPT 99183 is used by Wound Care, Surgery, Hyperbaric Medicine. Used for hyperbaric oxygen therapy for non-healing wounds, diabetic foot ulcers, carbon monoxide poisoning, or other approved indications.
When is CPT 99183 used?
Used for hyperbaric oxygen therapy for non-healing wounds, diabetic foot ulcers, carbon monoxide poisoning, or other approved indications.
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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.