Taxation of benefits

Beginning in 1994, up to 85% of an individual’s or a couple’s OASDI benefits is potentially subject to federal income taxation under certain circumstances. The revenue derived from taxation of benefits in excess of 50%, up to 85%, is allocated to the health insurance trust fund.

Taxonomy codes

Ten-character alphanumeric provider specialty codes that are assigned and classify each health care provider (e.g., general practice 208D0000X). These codes are maintained and distributed by the Centers for Medicare and Medicaid Services (CMS) and used when transmitting electronic insurance claims. A given provider can have several provider taxonomy codes. This code set is used in theX12 278 Referral Certification and Authorization and the X12 837 claim transactions and is maintained by the National Uniform Claim Committee (NUCC).

TC

1. HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes indicating the technical component only of a procedure or service. Technical component services are only institutional and should not be billed separately by the physician. 2. Abbreviation for technical component. See technical component (TC) .

TD

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes indicating services provided by a registered nurse (RN). It is required by some Medicaid and state health departments, so check with your state guidelines.

TE

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes indicating services provided by a licensed practical nurse (LPN) or licensed visiting nurse (LVN). It is required by some Medicaid and state health departments, so check with your state guidelines.

Teaching hospital

Medical facility that is associated with a university and has an accredited program in various specialties of medical practice. It gives clinical experience to medical students while they deliver supervised medical care to patients.

technical component (TC)

Portion of a test or procedure (containing both a technical and a professional component) that pertains to the use of the equipment, supplies, materials, and the operator (technician) that performs it but does not interpret the results (i.e., electrocardiograph [ECG] machine and technician, radiography machine and technician, microscope and technician). When billing using CPT codes, a service that is TC only should not be billed with a two-digit modifier. See also professional component (PC) .