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Modifiers

Understand modifier definitions, usage requirements, and common billing scenarios.

Common Modifiers

Modifier 24

24

Postoperative E/M

26

25

50

Modifier 24

Modifier 26

Modifier 50

Separate E/M Service

Professional Component

Bilateral Procedure

Aditional Modifiers

Modifier 57

57

Staged Procedure

59

58

76

Modifier 58

Modifier 59

Modifier 76

Decision for Surgery

Distinct Service

Repeat Procedure

Postoperative Modifiers

Modifier 77

77

Return to Operating Room

79

78

91

Modifier 78

Modifier 79

Modifier 91

Different Physician Repeat

Unrelated Procedure

Repeat Diagnostic Test

Medicare Modifiers

Modifier GA

GA

Voluntary Notice Issued

GY

GX

GZ

Modifier GX

Modifier GY

Modifier GZ

Waiver on File

Excluded By Medicare

No Waiver on File

X Modifiers

Modifier XE

XE

Separate Practitioner

XS

XP

XU

Modifier XP

Modifier XS

Modifier XU

Separate Encounter

Separate Structure

Non Overlapping Service

HCPCS Modifiers

Modifier RT

RT

Left Side Procedure

TC

LT

JW

Modifier LT

Modifier TC

Modifier JW

Right Side Procedure

Technical Component

Discarded Drug Amount