CPT code 88738 covers a noninvasive, transcutaneous method for measuring a patient’s hemoglobin level, producing a numerical result without skin puncture. Nationally, this code represents emerging use of point-of-care or bedside optical hemoglobin assessment that can reduce the need for venipuncture in select patient populations and settings. The code matters for lab services, outpatient monitoring, and facilities adopting noninvasive diagnostic devices.

Key payers in the analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise explanation of the clinical use case for transcutaneous hemoglobin measurement, the typical sites of service where the test is performed, and what the code denotes in billing practice. The publication outlines common modifiers and payer considerations where available, and summarizes what is known about coding context for laboratories and ambulatory providers.

This summary provides clinical context and billing clarity for clinicians, coding professionals, and policy staff seeking to understand how CPT code 88738 is used for noninvasive hemoglobin measurement. Data not available in the input is noted where applicable.