AHA Coding Clinic® for HCPCS - 2026 Quarter 1; For Your Information
New and Revised CPT Category III Codes
The following Category III codes were released to the American Medical Association’s website on December 30, 2025, with an effective date of July 1, 2026. The changes consisted of the addition of twenty-eight codes and revision of four codes. CPT Code Long Descriptor Effective Date 0805T ►Codes 0805T , 0806T are used to report transcatheter superior and/ or inferior vena cava prosthetic valve implantation (ie, caval valve implantation [CAVI]). Codes 0805T , 0806T include the work, when performed, of vascular access, placing the access sheath, transseptal puncture , advancing the caval valve delivery systems into position, repositioning the device(s) as...
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Article Overview
This article reviews a set of new and revised CPT Category III codes released by the American Medical Association and effective July 1, 2026. It is relevant to coders, compliance staff, and clinical teams working with emerging procedures and device-based services across cardiovascular, imaging, surgical, and monitoring specialties. The article includes code listings, effective dates, and non-disclosing reporting guidance such as related-code references, session timing, and general inclusion/exclusion notes.
Why This Topic Matters
Category III updates often affect how emerging services are tracked and reported in clinical and billing workflows. Understanding the scope of these changes helps teams recognize when new technologies, monitoring services, or procedure families are covered by revised guidance.
Article Sections
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Category III code updates and effective date
Overview of the release timing, effective date, and overall scope of additions and revisions included in the update.
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Caval valve implantation
Guidance related to transcatheter vena cava valve implantation and associated reporting notes for related services.
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Peripheral nerve stimulation for regeneration
New codes addressing intraoperative therapeutic electrical stimulation of peripheral nerves in the upper extremity.
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Transvaginal laser photobiomodulation therapy
A new code for pelvic transvaginal laser-based therapy provided by a physician or other qualified health care professional.
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Transvenous phrenic neurostimulation therapy
Codes describing catheter-based neurostimulation therapy for ventilated patients, including insertion and session-based follow-up services.
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Surface mesh representations and digital 3D modeling
A code family covering digital surface mesh processing, three-dimensional model creation, simulation, and related time-based reporting concepts.
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Noninvasive hemodynamic assessment
A new service for noninvasive assessment and reporting involving physiologic data analysis and clinical interpretation.
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Histotripsy for pancreatic tissue
A new code for non-thermal ablation of malignant pancreatic tissue with imaging guidance.
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Autologous muscle cell therapy
A new code describing autologous muscle cell injection into the tongue, including related procedural components when performed.
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Connectomic brain MRI analysis
A code for advanced analysis of prior multimodal brain MRI studies and associated interpretive reporting.
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Autologous heterogeneous skin-construct grafting
Codes covering harvest and application of autologous heterogeneous skin-construct grafts by body area and size.
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Subcutaneous heart failure decompensation monitoring
Codes for insertion, removal, interrogation, and programming of a subcutaneous heart failure monitoring system.
What You Will Learn
- Which broad CPT Category III code families were added or revised in this update
- What general clinical areas are affected by the new code set
- Which services are described as device-based, imaging-related, monitoring-related, or procedure-related
- What types of related-code and same-day reporting notes are included in the article
- Which effective date applies to the listed Category III updates
Who Should Read This
- Medical coders
- Coding auditors
- Revenue cycle staff
- Clinical documentation specialists
- Compliance professionals
- Physicians and qualified health care professionals
Codes Discussed
Code Ranges Discussed
Modifiers Discussed
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