Medicare · Part B · CMS RBCS classification

Browse Medicare procedure codes

Every CPT/HCPCS code billed by physician groups to Medicare Part B, organized the way CMS classifies them — category, subcategory, family. Open any code for its national market.

6,267 codes · CY2013–CY2024 Medicare fee-for-service Part B

P Procedures 2,995 codes · 9 subcategories T Tests 1,111 codes · 7 subcategories R Treatments 778 codes · 7 subcategories I Imaging 671 codes · 6 subcategories E Evaluation & management 318 codes · 12 subcategories A Anesthesia 185 codes · 1 subcategory D Durable medical equipment 169 codes · 4 subcategories O Other services 40 codes · 1 subcategory

Counts are codes billed by physician groups in our 12-year window of Medicare Part B claims — the codes a search can answer with ranked groups. Classification: CMS Restructured BETOS Classification System (RBCS). Nevvi is not affiliated with, or endorsed by, CMS or HHS.

Medicare · Part B · billing specialties

Browse by specialty

The categories above classify what each code is. Specialties cut the same Part B billing by who bills it — physician groups by the primary specialty they report to CMS, ranked by Medicare payments.

85 specialties · CY2024 Medicare fee-for-service Part B

Physician Assistant $10.4B Medicare payments › Nurse Practitioner $10.4B Medicare payments › Ophthalmology $5.1B Medicare payments › Internal Medicine $3.0B Medicare payments › Physical Therapist in Private Practice $2.6B Medicare payments › Diagnostic Radiology $2.2B Medicare payments › Family Practice $2.0B Medicare payments › Hematology/Oncology $1.6B Medicare payments › All 85 specialties, ranked by Medicare payments CY2024 ›

Specialty is the billing group's primary specialty as reported to CMS — a classification of who bills, not of the codes above. Each specialty opens its state-by-state breakdown and highest-billed codes.

Medicare · Part B · newly-introduced procedures

Browse what's new

The categories above classify what each code is; specialties, who bills it. This axis is when it arrived — procedures Medicare started paying for recently. Listed below: the newest arrivals that are already spreading.

93 emerging procedures · CY2024 Medicare fee-for-service Part B

The rows above are the procedures that arrived in CY2023 and at least doubled their physician count in CY2024 — the newest procedures already spreading. Open the index for all 93, including earlier arrivals and slower movers. Newly-introduced procedures only — CPT Category III codes plus individually reviewed new Category I codes; a new code number that renames an established procedure is excluded. Biller counts are physicians with disclosed Part B billing. The list is free; the physicians who billed each procedure earliest are part of the platform.