CPT® Code 97037

Application of a modality to 1 or more areas; low-level laser therapy (ie, nonthermal and non-ablative) for post-operative pain reduction

Low-level laser therapy (LLLT), also known as photobiomodulation therapy, is a non-invasive treatment modality that utilizes specific wavelengths of light to promote healing and reduce pain. This therapy is particularly effective in the postoperative setting, where it is applied to one or more targeted areas of the body to alleviate pain following surgical procedures. The technique is characterized by its nonthermal and non-ablative nature, meaning it does not generate heat or cause tissue damage, making it a safe option for patients recovering from surgery. LLLT works by delivering photons at low irradiance levels, which interact with cellular components to enhance biological activity, thereby facilitating wound healing and reducing inflammation. The light used in LLLT typically falls within the red and near-infrared spectrum, which is significantly lower in intensity compared to other laser therapies that are designed for thermal ablation or coagulation. During the application of LLLT, a qualified healthcare provider must be present to ensure proper administration of the therapy, utilizing a device that emits laser light at the appropriate wavelength and density. This careful application allows the light to penetrate the skin and reach the underlying tissues, effectively contributing to postoperative pain reduction and promoting a smoother recovery process.