CPT 0844T: Digital Pathology Slide Scanning and Digitization
CPT code 0844T identifies clinical staff work to scan and digitize whole–slide images from glass microscope slides to support immediate or later pathologic diagnosis. It is an add–on code intended to be reported once for digitizing slides associated with one unit of intraoperative consultation code +88334, documenting digitization for an additional tissue site during intraoperative consults. Nationally, this code captures the growing use of digital pathology workflows that enable remote review, rapid intraoperative diagnosis, and integration with digital archives.
Key payers in the national context include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an explanation of clinical and billing context for digital slide scanning, typical sites of service, and how this add–on code is used in conjunction with intraoperative consultation services. The publication outlines benchmarking considerations and policy-relevant points for payers and providers, and highlights where input data is not available.
Data not available in the input: detailed payer-specific coverage rules, associated taxonomies, ICD-10 diagnoses, and related service-line details.
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Billing Code Overview
CPT code 0844T describes clinical staff work to scan and digitize whole–slide images from glass microscope slides for immediate or later pathologic diagnosis. This add–on code is reported to indicate digitization of slides associated with intraoperative pathology consultation on touch–preparation slides from an additional tissue site.
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Service type: Digital pathology slide scanning and digitization performed by clinical staff
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Typical site of service: Pathology laboratory or hospital intraoperative pathology suite