Unapproved Abbreviations

CMS (Medicare) Federal regulation PROHIBIT the use of the following unapproved abbreviations and symbols. These apply to ALL healthcare providers and ALL clinical documentation.
DO NOT USE:

USE:

Q.D.

“daily” OR “q 24 hours”

Q.O.D.

“every other day”

U or u

“unit”

IU

“international unit”

A.S./ A.D. / A.U.

“left ear”, “right ear”, or “both ears”

O.S./ O.D. / O.U.

“left eye”, “right eye”, or “both eyes”

T.I.W.

“3 times weekly” OR “three times weekly”

ug

“mcg”

Trailing zero

NEVER write a zero by itself AFTER a decimal point

Decimal point first

ALWAYS use a zero BEFORE a decimal point