Below is a list summarizing the CPT codes for in vivo (e.g., transcutaneous) laboratory procedures.
CPT Code 88720
CPT 88720 describes transcutaneous total bilirubin measurement.
CPT Code 88738
CPT 88738 describes quantitative transcutaneous hemoglobin (Hgb).
CPT Code 88740
CPT 88740 describes the quantitative measurement of carboxyhemoglobin transcutaneously over one day.
CPT Code 88741
CPT 88741 describes the quantitative measurement of methemoglobin in hemoglobin transcutaneously per day.
CPT Code 88749
CPT 88749 describes an unlisted in vivo (e.g., transcutaneous) laboratory service.