DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

S45 Injury of blood vessels at shoulder and upper arm level

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

S45 is not billable. The category heads 162 billable codes in FY2027, grouped under 6 subdivisions. Its codes take a 7th character, so none is complete with fewer than 7 characters.

Index → code

  • Injuryblood vessel NECarm (upper) NEC → S45.90-
  • Injuryblood vessel NECaxillaryvein → S45.20-
  • Injuryblood vessel NECbrachialvein → S45.20-

Where it sits

  1. Chapter 19 Injury, poisoning and certain other consequences of external causes (S00-T88)
  2. S40-S49 Injuries to the shoulder and upper arm (S40-S49)
  3. S45 Injury of blood vessels at shoulder and upper arm level
Billable codes
162
Subdivisions
6
CC / MCC codes
45 / 9
HCC V28 codes
0
New FY2027
0
Index entries
21

Codes in S45

  1. S45.0
    Injury of axillary artery
    Header
  2. S45.00
    Unspecified injury of axillary artery
    Header
  3. S45.001
    Unspecified injury of axillary artery, right side +7th: A D S
    Needs 7th characterMCC AExempt: 2 of 3 7th characters
  4. S45.002
    Unspecified injury of axillary artery, left side +7th: A D S
    Needs 7th characterMCC AExempt: 2 of 3 7th characters
  5. S45.009
    Unspecified injury of axillary artery, unspecified side +7th: A D S
    Needs 7th characterMCC AExempt: 2 of 3 7th characters
  6. S45.01
    Laceration of axillary artery
    Header
  7. S45.011
    Laceration of axillary artery, right side +7th: A D S
    Needs 7th characterMCC AExempt: 2 of 3 7th characters
  8. S45.012
    Laceration of axillary artery, left side +7th: A D S
    Needs 7th characterMCC AExempt: 2 of 3 7th characters
  9. S45.019
    Laceration of axillary artery, unspecified side +7th: A D S
    Needs 7th characterMCC AExempt: 2 of 3 7th characters
  10. S45.09
    Other specified injury of axillary artery
    Header
  11. S45.091
    Other specified injury of axillary artery, right side +7th: A D S
    Needs 7th characterMCC AExempt: 2 of 3 7th characters
  12. S45.092
    Other specified injury of axillary artery, left side +7th: A D S
    Needs 7th characterMCC AExempt: 2 of 3 7th characters
  13. S45.099
    Other specified injury of axillary artery, unspecified side +7th: A D S
    Needs 7th characterMCC AExempt: 2 of 3 7th characters
  14. S45.1
    Injury of brachial artery
    Header
  15. S45.10
    Unspecified injury of brachial artery
    Header
  16. S45.101
    Unspecified injury of brachial artery, right side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  17. S45.102
    Unspecified injury of brachial artery, left side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  18. S45.109
    Unspecified injury of brachial artery, unspecified side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  19. S45.11
    Laceration of brachial artery
    Header
  20. S45.111
    Laceration of brachial artery, right side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  21. S45.112
    Laceration of brachial artery, left side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  22. S45.119
    Laceration of brachial artery, unspecified side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  23. S45.19
    Other specified injury of brachial artery
    Header
  24. S45.191
    Other specified injury of brachial artery, right side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  25. S45.192
    Other specified injury of brachial artery, left side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  26. S45.199
    Other specified injury of brachial artery, unspecified side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  27. S45.2
    Injury of axillary or brachial vein
    Header
  28. S45.20
    Unspecified injury of axillary or brachial vein
    Header
  29. S45.201
    Unspecified injury of axillary or brachial vein, right side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  30. S45.202
    Unspecified injury of axillary or brachial vein, left side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  31. S45.209
    Unspecified injury of axillary or brachial vein, unspecified side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  32. S45.21
    Laceration of axillary or brachial vein
    Header
  33. S45.211
    Laceration of axillary or brachial vein, right side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  34. S45.212
    Laceration of axillary or brachial vein, left side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  35. S45.219
    Laceration of axillary or brachial vein, unspecified side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  36. S45.29
    Other specified injury of axillary or brachial vein
    Header
  37. S45.291
    Other specified injury of axillary or brachial vein, right side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  38. S45.292
    Other specified injury of axillary or brachial vein, left side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  39. S45.299
    Other specified injury of axillary or brachial vein, unspecified side +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  40. S45.3
    Injury of superficial vein at shoulder and upper arm level
    Header
  41. S45.30
    Unspecified injury of superficial vein at shoulder and upper arm level
    Header
  42. S45.301
    Unspecified injury of superficial vein at shoulder and upper arm level, right arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  43. S45.302
    Unspecified injury of superficial vein at shoulder and upper arm level, left arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  44. S45.309
    Unspecified injury of superficial vein at shoulder and upper arm level, unspecified arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  45. S45.31
    Laceration of superficial vein at shoulder and upper arm level
    Header
  46. S45.311
    Laceration of superficial vein at shoulder and upper arm level, right arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  47. S45.312
    Laceration of superficial vein at shoulder and upper arm level, left arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  48. S45.319
    Laceration of superficial vein at shoulder and upper arm level, unspecified arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  49. S45.39
    Other specified injury of superficial vein at shoulder and upper arm level
    Header
  50. S45.391
    Other specified injury of superficial vein at shoulder and upper arm level, right arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  51. S45.392
    Other specified injury of superficial vein at shoulder and upper arm level, left arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  52. S45.399
    Other specified injury of superficial vein at shoulder and upper arm level, unspecified arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  53. S45.8
    Injury of other specified blood vessels at shoulder and upper arm level
    Header
  54. S45.80
    Unspecified injury of other specified blood vessels at shoulder and upper arm level
    Header
  55. S45.801
    Unspecified injury of other specified blood vessels at shoulder and upper arm level, right arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  56. S45.802
    Unspecified injury of other specified blood vessels at shoulder and upper arm level, left arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  57. S45.809
    Unspecified injury of other specified blood vessels at shoulder and upper arm level, unspecified arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  58. S45.81
    Laceration of other specified blood vessels at shoulder and upper arm level
    Header
  59. S45.811
    Laceration of other specified blood vessels at shoulder and upper arm level, right arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  60. S45.812
    Laceration of other specified blood vessels at shoulder and upper arm level, left arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  61. S45.819
    Laceration of other specified blood vessels at shoulder and upper arm level, unspecified arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  62. S45.89
    Other specified injury of other specified blood vessels at shoulder and upper arm level
    Header
  63. S45.891
    Other specified injury of other specified blood vessels at shoulder and upper arm level, right arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  64. S45.892
    Other specified injury of other specified blood vessels at shoulder and upper arm level, left arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  65. S45.899
    Other specified injury of other specified blood vessels at shoulder and upper arm level, unspecified arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  66. S45.9
    Injury of unspecified blood vessel at shoulder and upper arm level
    Header
  67. S45.90
    Unspecified injury of unspecified blood vessel at shoulder and upper arm level
    Header
  68. S45.901
    Unspecified injury of unspecified blood vessel at shoulder and upper arm level, right arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  69. S45.902
    Unspecified injury of unspecified blood vessel at shoulder and upper arm level, left arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  70. S45.909
    Unspecified injury of unspecified blood vessel at shoulder and upper arm level, unspecified arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  71. S45.91
    Laceration of unspecified blood vessel at shoulder and upper arm level
    Header
  72. S45.911
    Laceration of unspecified blood vessel at shoulder and upper arm level, right arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  73. S45.912
    Laceration of unspecified blood vessel at shoulder and upper arm level, left arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  74. S45.919
    Laceration of unspecified blood vessel at shoulder and upper arm level, unspecified arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  75. S45.99
    Other specified injury of unspecified blood vessel at shoulder and upper arm level
    Header
  76. S45.991
    Other specified injury of unspecified blood vessel at shoulder and upper arm level, right arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  77. S45.992
    Other specified injury of unspecified blood vessel at shoulder and upper arm level, left arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 7th characters
  78. S45.999
    Other specified injury of unspecified blood vessel at shoulder and upper arm level, unspecified arm +7th: A D S
    Needs 7th characterCC AExempt: 2 of 3 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 S45

Excludes2

  • injury of subclavian artery (S25.1) S25.1
  • injury of subclavian vein (S25.3) S25.3

Code also

  • any associated open wound (S41.-) S41

Notes that also apply

Block S40-S49 instructions (Includes 2, Excludes2 4): 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 S45 defined here

The appropriate 7th character is to be added to each code from category S45

7th characters for S45
7thMeaning (NCHS)
Ainitial encounter
Dsubsequent encounter
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

  • Injuryblood vessel NECarm (upper) NEC → S45.90-
  • Injuryblood vessel NECaxillaryartery → S45.00-
  • Injuryblood vessel NECbrachialartery → S45.10-
  • Injuryblood vessel NECaxillaryvein → S45.20-
  • Injuryblood vessel NECbrachialvein → S45.20-
  • Injuryblood vessel NECarm (upper) NECsuperficial vein → S45.30-
  • Injuryblood vessel NECarm (upper) NEClaceration → S45.91-
  • Injuryblood vessel NECaxillaryarterylaceration → S45.01-
  • Injuryblood vessel NECaxillaryarteryspecified type NEC → S45.09-
  • Injuryblood vessel NECbrachialarterylaceration → S45.11-
  • Injuryblood vessel NECbrachialarteryspecified type NEC → S45.19-
  • Injuryblood vessel NECaxillaryveinlaceration → S45.21-
  • Injuryblood vessel NECbrachialveinlaceration → S45.219
  • Injuryblood vessel NECaxillaryveinspecified type NEC → S45.29-
  • Injuryblood vessel NECbrachialveinspecified type NEC → S45.29-
  • Injuryblood vessel NECarm (upper) NECsuperficial veinlaceration → S45.31-
  • Injuryblood vessel NECarm (upper) NECsuperficial veinspecified type NEC → S45.39-
  • Injuryblood vessel NECarm (upper) NECspecifiedsite NEC → S45.80-
  • Injuryblood vessel NECarm (upper) NECspecifiedtype NEC → S45.99-
  • Injuryblood vessel NECarm (upper) NECspecifiedsite NEClaceration → S45.81-
  • Injuryblood vessel NECarm (upper) NECspecifiedsite NECspecified type NEC → S45.89-

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

Hierarchy