CMS assigns Q codes to procedures, services, and supplies on a temporary basis. When a permanent code is assigned, the Q code is deleted and cross-referenced.
Q4437Q4438Q4439Q4440Q5001Q5002Q5003Q5004Q5005Q5006Q5007Q5008Q5009Q5010Q5098Q5099Q5100Q5101Q5102Q5103Q5104Q5105Q5106Q5107Q5108Q5109Q5110Q5111Q5112Q5113Q5114Q5115Q5116Q5117Q5118Q5119Q5120Q5121Q5122Q5123Q5124Q5125Q5126Q5127Q5128Q5129Q5130Q5131Q5132Q5133HCPCS Level II codes and descriptors are approved and maintained jointly by the alpha-numeric editorial panel (consisting of CMS, the Health Insurance Association of America, and the Blue Cross and Blue Shield Association). — Updated 6/4/2026
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