TC
Technical Component
Official Definition
Technical component; under certain circumstances, a charge may be made for the technical component alone; under those circumstances the technical component charge is identified by adding modifier 'TC' to the usual procedure number; technical component charges are institutional charges and not billed separately by physicians; however, portable x-ray suppliers only bill for technical component and should utilize modifier TC; the charge data from portable x-ray suppliers will then be used to build customary and prevailing profiles
Other Global modifiers
Read from: CMS HCPCS Alpha-Numeric (ANWEB) release — October 2026 quarterly update. All data sources · How to read the labels
Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 20, 2026 · All releases and sources