Modifier should not use in ASC claims

Should not use these modifier for ASC

Only facility charges related to a procedure approved by CMS may be reimbursed when
performed in an ASC facility. .

-SG Ambulatory Surgical Center (ASC) facility service

The –SG modifier must accompany all codes billed by an ASC.
(For dates of service on and after January 1, 2008, this modifier is no longer needed.)

***Do not use this modifier with implanted device procedure codes. To report approved
implanted device procedures that have pass through status under OPPS provided in ASC
facility, use the appropriate procedure code without Modifier –SG and submit a separate
claim using a valid Medicare supplier identification number .

-73 Discontinued Outpatient Hospital/Ambulatory Surgery Center (ASC) Procedure Prior to
Administration of Anesthesia: Due to extenuating circumstances or those that threaten the
well being of the patient, the physician may cancel a surgical or diagnostic procedure
subsequent to the patient’s surgical preparation (including sedation when provided, and
being taken to the room where the procedure is to be performed), but prior to the
administration of anesthesia (local, regional block(s) or general).

Note: The elective cancellation of a service prior to the administration of anesthesia and/or
surgical preparation of the patient should not be reported. For physician reporting of a
discontinued procedure, see modifier -53.

-74 Discontinued Outpatient Hospital/Ambulatory Surgery Center (ASC) Procedure After
Administration of Anesthesia: Due to extenuating circumstances or those that threaten
the well being of the patient, the physician may terminate a surgical or diagnostic
procedure after the administration of anesthesia (local, regional block(s) or general) or
after the procedure was started (incision made, intubation started, scope inserted, etc.).
Note: The elective cancellation of a service prior to the administration of anesthesia and/or
surgical preparation of the patient should not be reported. For physician reporting of a
discontinued procedure, see modifier -53.

-FB Item provided without cost to provider, supplier or practitioner, or full credit received for
replaced device (examples, but not limited to, covered under warranty, replaced due to
defect, free samples)

-FC Partial credit received for replaced device

Note: The modifiers listed above should only be used by ASC facilities. Physicians should never
use these modifiers.