Glossary
CPT 99183
The billing code for physician supervision of an HBOT session.
CPT 99183 is the procedure code for physician attendance and supervision of a hyperbaric oxygen session. It is billed alongside facility codes such as HCPCS G0277 (per 30-minute interval).
More terms
Boyle's Law
Gas volume shrinks as pressure rises — why bubbles shrink under recompression.
Isopression
The steady middle phase of a session at full treatment pressure.
NCD 20.29
The Medicare National Coverage Determination that governs HBOT coverage.
US Navy Treatment Table 6
The standard recompression protocol for serious decompression sickness.