AMA CPT® Assistant - 2021 Issue 12 (December)
Reporting the Calculation of a Trabecular Bone Score (77089-77092) (December 2021)
December 2021 page 16 Reporting the Calculation of a Trabecular Bone Score (77089-77092) For the Current Procedural Terminology (CPT®) 2022 code set, four new codes (77089-77092) have been created to report the imaging and calculation of a trabecular bone score (TBS). Prior to 2022, there were no codes that described the calculation of a TBS. This article discusses the intent and use of these new codes. Trabecular Bone Score 77089 Trabecular bone score (TBS), structural condition of the bone microarchitecture; using dual X-ray absorptiometry (DXA) or other imaging data on gray-scale variogram, calculation, with interpretation and report on...
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Article Overview
This CPT® Assistant article reviews the new 2022 CPT code set entries for trabecular bone score (TBS) services and explains the overall scope of the related imaging, technical, and interpretive components. It is useful for coding and billing professionals, radiology practices, and other health care teams that perform or report bone-density-related imaging work. The article also includes clinical examples and procedure descriptions illustrating typical scenarios tied to the new codes.
Why This Topic Matters
It helps readers understand how this new family of CPT codes fits into bone imaging and interpretive reporting so they can evaluate whether their services align with the article’s scope.
Article Sections
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Trabecular Bone Score
Introduces trabecular bone score services and summarizes the new CPT code family associated with the 2022 code set. It also notes the general relationship between the complete service and its component parts.
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Clinical Example (77089) / Description of Procedure (77089)
Presents a representative scenario and a corresponding procedural walkthrough for the complete trabecular bone score service. The discussion focuses on imaging workflow, software use, image handling, and reporting context.
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Clinical Example (77090) / Description of Procedure (77090)
Provides an example scenario for a technical transmission component of the trabecular bone score workflow. The procedure field indicates that no separate procedural narrative is provided.
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Clinical Example (77091) / Description of Procedure (77091)
Shows a scenario centered on the calculation-only component of the trabecular bone score process. The procedure narrative describes technologist preparation, image handling, and workflow steps.
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Clinical Example (77092) / Description of Procedure (77092)
Presents a representative scenario for the interpretive component of the trabecular bone score service. The procedural description addresses image review, comparison, and reporting workflow.
What You Will Learn
- The general purpose of the trabecular bone score code family
- How the article organizes the complete service and its component services
- What kinds of clinical scenarios are associated with the new 2022 CPT entries
- How the article frames workflow considerations for imaging, calculation, and interpretation
Who Should Read This
- Medical coders
- Radiology billing staff
- Diagnostic imaging professionals
- Compliance and reimbursement teams
Codes Discussed
Code Ranges Discussed
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