DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

S02 Fracture of skull and facial bones

  • Header · not billable
  • Codes take a 7th character

S02 is not billable. The category heads 456 billable codes in FY2027, grouped under 9 subdivisions. Its codes take a 7th character, so none is complete with fewer than 7 characters.

Index → code

  • Brokennose → S02.2
  • Fracture, traumatic (abduction) (adduction) (separation)skull → S02.91
  • Fracture, traumatic (abduction) (adduction) (separation)palate → S02.8-

Where it sits

  1. Chapter 19 Injury, poisoning and certain other consequences of external causes (S00-T88)
  2. S00-S09 Injuries to the head (S00-S09)
  3. S02 Fracture of skull and facial bones
Billable codes
456
Subdivisions
9
CC / MCC codes
202 / 23
HCC V28 codes
148
New FY2027
0
Index entries
70

Codes in S02

  1. S02.0
    Fracture of vault of skull +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
    Inclusion terms 2

    Inclusion terms

    • Fracture of frontal bone
    • Fracture of parietal bone
  2. S02.1
    Fracture of base of skull
    Header
    Excludes2 3

    Excludes2

    • lateral orbital wall (S02.84-) S02.84
    • medial orbital wall (S02.83-) S02.83
    • orbital floor (S02.3-) S02.3
  3. S02.10
    Unspecified fracture of base of skull
    Header
  4. S02.101
    Fracture of base of skull, right side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  5. S02.102
    Fracture of base of skull, left side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  6. S02.109
    Fracture of base of skull, unspecified side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  7. S02.11
    Fracture of occiput
    Header
  8. S02.110
    Type I occipital condyle fracture, unspecified side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  9. S02.111
    Type II occipital condyle fracture, unspecified side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  10. S02.112
    Type III occipital condyle fracture, unspecified side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  11. S02.113
    Unspecified occipital condyle fracture +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  12. S02.118
    Other fracture of occiput, unspecified side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  13. S02.119
    Unspecified fracture of occiput +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  14. S02.11A
    Type I occipital condyle fracture, right side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 3 of 6 7th characters
  15. S02.11B
    Type I occipital condyle fracture, left side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  16. S02.11C
    Type II occipital condyle fracture, right side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 3 of 6 7th characters
  17. S02.11D
    Type II occipital condyle fracture, left side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  18. S02.11E
    Type III occipital condyle fracture, right side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  19. S02.11F
    Type III occipital condyle fracture, left side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  20. S02.11G
    Other fracture of occiput, right side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  21. S02.11H
    Other fracture of occiput, left side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  22. S02.12
    Fracture of orbital roof
    Header
  23. S02.121
    Fracture of orbital roof, right side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  24. S02.122
    Fracture of orbital roof, left side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  25. S02.129
    Fracture of orbital roof, unspecified side +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  26. S02.19
    Other fracture of base of skull +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
    Inclusion terms 7

    Inclusion terms

    • Fracture of anterior fossa of base of skull
    • Fracture of ethmoid sinus
    • Fracture of frontal sinus
    • Fracture of middle fossa of base of skull
    • Fracture of posterior fossa of base of skull
    • Fracture of sphenoid
    • Fracture of temporal bone
  27. S02.2
    Fracture of nasal bones +7th: A B D G K S
    Needs 7th characterCC B KExempt: 4 of 6 7th characters
  28. S02.3
    Fracture of orbital floor
    Header
    Inclusion terms 1, Excludes1 1, Excludes2 3

    Inclusion terms

    • Fracture of inferior orbital wall

    Excludes1

    Excludes2

    • lateral orbital wall (S02.84-) S02.84
    • medial orbital wall (S02.83-) S02.83
    • orbital roof (S02.1-) S02.1
  29. S02.30
    Fracture of orbital floor, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  30. S02.31
    Fracture of orbital floor, right side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  31. S02.32
    Fracture of orbital floor, left side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  32. S02.4
    Fracture of malar, maxillary and zygoma bones
    Header
    Inclusion terms 3

    Inclusion terms

    • Fracture of superior maxilla
    • Fracture of upper jaw (bone)
    • Fracture of zygomatic process of temporal bone
  33. S02.40
    Fracture of malar, maxillary and zygoma bones, unspecified
    Header
  34. S02.400
    Malar fracture, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  35. S02.401
    Maxillary fracture, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  36. S02.402
    Zygomatic fracture, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  37. S02.40A
    Malar fracture, right side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  38. S02.40B
    Malar fracture, left side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  39. S02.40C
    Maxillary fracture, right side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  40. S02.40D
    Maxillary fracture, left side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  41. S02.40E
    Zygomatic fracture, right side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  42. S02.40F
    Zygomatic fracture, left side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  43. S02.41
    LeFort fracture
    Header
  44. S02.411
    LeFort I fracture +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  45. S02.412
    LeFort II fracture +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  46. S02.413
    LeFort III fracture +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  47. S02.42
    Fracture of alveolus of maxilla +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  48. S02.5
    Fracture of tooth (traumatic) +7th: A B D G K S
    Needs 7th characterCC KExempt: 4 of 6 7th characters
    Inclusion terms 1, Excludes1 1

    Inclusion terms

    • Broken tooth

    Excludes1

    • cracked tooth (nontraumatic) (K03.81) K03.81
  49. S02.6
    Fracture of mandible
    Header
    Inclusion terms 1

    Inclusion terms

    • Fracture of lower jaw (bone)
  50. S02.60
    Fracture of mandible, unspecified
    Header
  51. S02.600
    Fracture of unspecified part of body of mandible, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  52. S02.601
    Fracture of unspecified part of body of right mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  53. S02.602
    Fracture of unspecified part of body of left mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  54. S02.609
    Fracture of mandible, unspecified +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  55. S02.61
    Fracture of condylar process of mandible
    Header
  56. S02.610
    Fracture of condylar process of mandible, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  57. S02.611
    Fracture of condylar process of right mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  58. S02.612
    Fracture of condylar process of left mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  59. S02.62
    Fracture of subcondylar process of mandible
    Header
  60. S02.620
    Fracture of subcondylar process of mandible, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  61. S02.621
    Fracture of subcondylar process of right mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  62. S02.622
    Fracture of subcondylar process of left mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  63. S02.63
    Fracture of coronoid process of mandible
    Header
  64. S02.630
    Fracture of coronoid process of mandible, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  65. S02.631
    Fracture of coronoid process of right mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  66. S02.632
    Fracture of coronoid process of left mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  67. S02.64
    Fracture of ramus of mandible
    Header
  68. S02.640
    Fracture of ramus of mandible, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  69. S02.641
    Fracture of ramus of right mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  70. S02.642
    Fracture of ramus of left mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  71. S02.65
    Fracture of angle of mandible
    Header
  72. S02.650
    Fracture of angle of mandible, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  73. S02.651
    Fracture of angle of right mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  74. S02.652
    Fracture of angle of left mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  75. S02.66
    Fracture of symphysis of mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  76. S02.67
    Fracture of alveolus of mandible
    Header
  77. S02.670
    Fracture of alveolus of mandible, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  78. S02.671
    Fracture of alveolus of right mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  79. S02.672
    Fracture of alveolus of left mandible +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  80. S02.69
    Fracture of mandible of other specified site +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  81. S02.8
    Fractures of other specified skull and facial bones
    Header
    Inclusion terms 1, Excludes2 2

    Inclusion terms

    • Fracture of palate

    Excludes2

    • fracture of orbital floor (S02.3-) S02.3
    • fracture of orbital roof (S02.12-) S02.12
  82. S02.80
    Fracture of other specified skull and facial bones, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  83. S02.81
    Fracture of other specified skull and facial bones, right side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  84. S02.82
    Fracture of other specified skull and facial bones, left side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  85. S02.83
    Fracture of medial orbital wall
    Header
    Excludes2 2

    Excludes2

    • orbital floor (S02.3-) S02.3
    • orbital roof (S02.12-) S02.12
  86. S02.831
    Fracture of medial orbital wall, right side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  87. S02.832
    Fracture of medial orbital wall, left side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  88. S02.839
    Fracture of medial orbital wall, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  89. S02.84
    Fracture of lateral orbital wall
    Header
    Excludes2 2

    Excludes2

    • orbital floor (S02.3-) S02.3
    • orbital roof (S02.12-) S02.12
  90. S02.841
    Fracture of lateral orbital wall, right side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  91. S02.842
    Fracture of lateral orbital wall, left side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  92. S02.849
    Fracture of lateral orbital wall, unspecified side +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
  93. S02.85
    Fracture of orbit, unspecified +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters
    Inclusion terms 2, Excludes1 4

    Inclusion terms

    • Fracture of orbit NOS
    • Fracture of orbit wall NOS

    Excludes1

    • lateral orbital wall (S02.84-) S02.84
    • medial orbital wall (S02.83-) S02.83
    • orbital floor (S02.3-) S02.3
    • orbital roof (S02.12-) S02.12
  94. S02.9
    Fracture of unspecified skull and facial bones
    Header
  95. S02.91
    Unspecified fracture of skull +7th: A B D G K S
    Needs 7th characterCC A K MCC B399 (some 7th characters)Exempt: 4 of 6 7th characters
  96. S02.92
    Unspecified fracture of facial bones +7th: A B D G K S
    Needs 7th characterCC A B K399 (some 7th characters)Exempt: 4 of 6 7th characters

CC/MCC: as a secondary diagnosis, unless the principal diagnosis is on the code’s PDX exclusion list (MS-DRG v44 Appendix C; list on the code card).

Sources of each column. Rows marked +7th need a 7th character: pick one to build the full code; its code card has its own flags.

Instructions

At S02

Notes

  • A fracture not indicated as open or closed should be coded to closed

Code also

  • any associated intracranial injury (S06.-) S06

Notes that also apply

Block S00-S09 instructions (Includes 12, Excludes2 9, Code also 1): printed on the block page.

Chapter 19 instructions (Notes 2, Excludes2 2, Use additional code 1): printed on the chapter 19 page.

7th characters

7th characters for S02 defined here

The appropriate 7th character is to be added to each code from category S02

7th characters for S02
7thMeaning (NCHS)
Ainitial encounter for closed fracture
Binitial encounter for open fracture
Dsubsequent encounter for fracture with routine healing
Gsubsequent encounter for fracture with delayed healing
Ksubsequent encounter for fracture with nonunion
Ssequela

A code that takes a 7th character is invalid without it; the placeholder X fills a code shorter than 6 characters (Official Guidelines I.A.5). How 7th characters work.

Index entries

  • Fracture, traumatic (abduction) (adduction) (separation)frontal (bone) (skull) → S02.0
  • Fracture, traumatic (abduction) (adduction) (separation)parietal bone (skull) → S02.0
  • Fracture, traumatic (abduction) (adduction) (separation)vault of skull → S02.0
  • Fracture, traumatic (abduction) (adduction) (separation)vertex → S02.0
  • Fracture, traumatic (abduction) (adduction) (separation)fossa (anterior) (middle) (posterior) → S02.19
  • Fracture, traumatic (abduction) (adduction) (separation)sinus (ethmoid) (frontal) → S02.19
  • Fracture, traumatic (abduction) (adduction) (separation)sphenoid (bone) (sinus) → S02.19
  • Fracture, traumatic (abduction) (adduction) (separation)temporal bone (styloid) → S02.19
  • Brokennose → S02.2
  • Fracture, traumatic (abduction) (adduction) (separation)nasal (bone(s)) → S02.2
  • Fracture, traumatic (abduction) (adduction) (separation)nose, nasal (bone) (septum) → S02.2
  • Fracture, traumatic (abduction) (adduction) (separation)vomer (bone) → S02.2
  • Fracture, traumatic (abduction) (adduction) (separation)blow-out → S02.3-
  • Fracture, traumatic (abduction) (adduction) (separation)malar bone → S02.400
  • Fracture, traumatic (abduction) (adduction) (separation)maxilla, maxillary (bone) (sinus) (superior) (upper jaw) → S02.401
  • Fracture, traumatic (abduction) (adduction) (separation)zygoma → S02.402
  • Fracture, traumatic (abduction) (adduction) (separation)tooth (root) → S02.5
  • Fracture, traumatic (abduction) (adduction) (separation)mandible (lower jaw (bone)) → S02.609
  • Fracture, traumatic (abduction) (adduction) (separation)palate → S02.8-
  • Fracture, traumatic (abduction) (adduction) (separation)orbit, orbital (bone) (region) → S02.85
  • Fracture, traumatic (abduction) (adduction) (separation)skull → S02.91
  • Fracture, traumatic (abduction) (adduction) (separation)face bone → S02.92
  • Fracture, traumatic (abduction) (adduction) (separation)skullfrontal bone → S02.0
  • Fracture, traumatic (abduction) (adduction) (separation)skullparietal bone → S02.0
  • Fracture, traumatic (abduction) (adduction) (separation)skullvault → S02.0
  • Fracture, traumatic (abduction) (adduction) (separation)skullbase → S02.10-
  • Fracture, traumatic (abduction) (adduction) (separation)orbit, orbital (bone) (region)roof → S02.12-
  • Fracture, traumatic (abduction) (adduction) (separation)frontal (bone) (skull)sinus → S02.19
  • Fracture, traumatic (abduction) (adduction) (separation)skulltemporal bone → S02.19
  • Fracture, traumatic (abduction) (adduction) (separation)orbit, orbital (bone) (region)floor (blow-out) → S02.3-
  • Fracture, traumatic (abduction) (adduction) (separation)malar boneright side → S02.40A
  • Fracture, traumatic (abduction) (adduction) (separation)malar boneleft side → S02.40B
  • Fracture, traumatic (abduction) (adduction) (separation)maxilla, maxillary (bone) (sinus) (superior) (upper jaw)right side → S02.40C
  • Fracture, traumatic (abduction) (adduction) (separation)maxilla, maxillary (bone) (sinus) (superior) (upper jaw)left side → S02.40D
  • Fracture, traumatic (abduction) (adduction) (separation)zygomaright side → S02.40E
  • Fracture, traumatic (abduction) (adduction) (separation)zygomaleft side → S02.40F
  • Fracture, traumatic (abduction) (adduction) (separation)maxilla, maxillary (bone) (sinus) (superior) (upper jaw)LeFort I → S02.411
  • Fracture, traumatic (abduction) (adduction) (separation)maxilla, maxillary (bone) (sinus) (superior) (upper jaw)LeFort II → S02.412
  • Fracture, traumatic (abduction) (adduction) (separation)maxilla, maxillary (bone) (sinus) (superior) (upper jaw)LeFort III → S02.413
  • Fracture, traumatic (abduction) (adduction) (separation)maxilla, maxillary (bone) (sinus) (superior) (upper jaw)alveolus → S02.42

30 more, longer entries are not listed; the search box finds them by word.

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy