E446 – Peripheral joint injection using image guidance following a failed blind attempt

For the purpose of G328 and G329, a joint is defined as complex only if it is: a. a joint other than the knee; or b. a knee joint in which the anatomy is distorted by disseminated lupus erythaematosus, dermatomyositis, rheumatoid arthritis, Still's disease, ankylosing spondylitis or other seronegative spondyloarthropathies.

E446 is only eligible for payment when injection of the joint must be repeated using any method of image guidance following a failed blind attempt(s) by the same or different physician. Professional and/or technical fees for obtaining and interpreting the images required for the purpose of guidance of the injection are not eligible for payment to any physician.