DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

T47 Poisoning by, adverse effect of and underdosing of agents primarily affecting the gastrointestinal system

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

T47 is not billable. The category heads 180 billable codes in FY2027, grouped under 10 subdivisions. Its codes take a 7th character, so none is complete with fewer than 7 characters.

Billable codes
180
Subdivisions
10
CC / MCC codes
0 / 0
HCC V28 codes
10
New FY2027
0
Index entries
0

Codes in T47

  1. T47.0
    Poisoning by, adverse effect of and underdosing of histamine H2-receptor blockers
    Header
  2. T47.0X
    Poisoning by, adverse effect of and underdosing of histamine H2-receptor blockers
    Header
  3. T47.0X1
    Poisoning by histamine H2-receptor blockers, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Poisoning by histamine H2-receptor blockers NOS
  4. T47.0X2
    Poisoning by histamine H2-receptor blockers, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  5. T47.0X3
    Poisoning by histamine H2-receptor blockers, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  6. T47.0X4
    Poisoning by histamine H2-receptor blockers, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  7. T47.0X5
    Adverse effect of histamine H2-receptor blockers +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  8. T47.0X6
    Underdosing of histamine H2-receptor blockers +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  9. T47.1
    Poisoning by, adverse effect of and underdosing of other antacids and anti-gastric-secretion drugs
    Header
  10. T47.1X
    Poisoning by, adverse effect of and underdosing of other antacids and anti-gastric-secretion drugs
    Header
  11. T47.1X1
    Poisoning by other antacids and anti-gastric-secretion drugs, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Poisoning by other antacids and anti-gastric-secretion drugs NOS
  12. T47.1X2
    Poisoning by other antacids and anti-gastric-secretion drugs, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  13. T47.1X3
    Poisoning by other antacids and anti-gastric-secretion drugs, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  14. T47.1X4
    Poisoning by other antacids and anti-gastric-secretion drugs, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  15. T47.1X5
    Adverse effect of other antacids and anti-gastric-secretion drugs +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  16. T47.1X6
    Underdosing of other antacids and anti-gastric-secretion drugs +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  17. T47.2
    Poisoning by, adverse effect of and underdosing of stimulant laxatives
    Header
  18. T47.2X
    Poisoning by, adverse effect of and underdosing of stimulant laxatives
    Header
  19. T47.2X1
    Poisoning by stimulant laxatives, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Poisoning by stimulant laxatives NOS
  20. T47.2X2
    Poisoning by stimulant laxatives, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  21. T47.2X3
    Poisoning by stimulant laxatives, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  22. T47.2X4
    Poisoning by stimulant laxatives, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  23. T47.2X5
    Adverse effect of stimulant laxatives +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  24. T47.2X6
    Underdosing of stimulant laxatives +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  25. T47.3
    Poisoning by, adverse effect of and underdosing of saline and osmotic laxatives
    Header
  26. T47.3X
    Poisoning by and adverse effect of saline and osmotic laxatives
    Header
  27. T47.3X1
    Poisoning by saline and osmotic laxatives, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Poisoning by saline and osmotic laxatives NOS
  28. T47.3X2
    Poisoning by saline and osmotic laxatives, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  29. T47.3X3
    Poisoning by saline and osmotic laxatives, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  30. T47.3X4
    Poisoning by saline and osmotic laxatives, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  31. T47.3X5
    Adverse effect of saline and osmotic laxatives +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  32. T47.3X6
    Underdosing of saline and osmotic laxatives +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  33. T47.4
    Poisoning by, adverse effect of and underdosing of other laxatives
    Header
  34. T47.4X
    Poisoning by, adverse effect of and underdosing of other laxatives
    Header
  35. T47.4X1
    Poisoning by other laxatives, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Poisoning by other laxatives NOS
  36. T47.4X2
    Poisoning by other laxatives, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  37. T47.4X3
    Poisoning by other laxatives, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  38. T47.4X4
    Poisoning by other laxatives, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  39. T47.4X5
    Adverse effect of other laxatives +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  40. T47.4X6
    Underdosing of other laxatives +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  41. T47.5
    Poisoning by, adverse effect of and underdosing of digestants
    Header
  42. T47.5X
    Poisoning by, adverse effect of and underdosing of digestants
    Header
  43. T47.5X1
    Poisoning by digestants, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Poisoning by digestants NOS
  44. T47.5X2
    Poisoning by digestants, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  45. T47.5X3
    Poisoning by digestants, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  46. T47.5X4
    Poisoning by digestants, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  47. T47.5X5
    Adverse effect of digestants +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  48. T47.5X6
    Underdosing of digestants +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  49. T47.6
    Poisoning by, adverse effect of and underdosing of antidiarrheal drugs
    Header
    Excludes2 1

    Excludes2

    • poisoning by, adverse effect of and underdosing of systemic antibiotics and other anti-infectives (T36-T37) T36 T37
  50. T47.6X
    Poisoning by, adverse effect of and underdosing of antidiarrheal drugs
    Header
  51. T47.6X1
    Poisoning by antidiarrheal drugs, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Poisoning by antidiarrheal drugs NOS
  52. T47.6X2
    Poisoning by antidiarrheal drugs, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  53. T47.6X3
    Poisoning by antidiarrheal drugs, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  54. T47.6X4
    Poisoning by antidiarrheal drugs, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  55. T47.6X5
    Adverse effect of antidiarrheal drugs +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  56. T47.6X6
    Underdosing of antidiarrheal drugs +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  57. T47.7
    Poisoning by, adverse effect of and underdosing of emetics
    Header
  58. T47.7X
    Poisoning by, adverse effect of and underdosing of emetics
    Header
  59. T47.7X1
    Poisoning by emetics, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Poisoning by emetics NOS
  60. T47.7X2
    Poisoning by emetics, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  61. T47.7X3
    Poisoning by emetics, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  62. T47.7X4
    Poisoning by emetics, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  63. T47.7X5
    Adverse effect of emetics +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  64. T47.7X6
    Underdosing of emetics +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  65. T47.8
    Poisoning by, adverse effect of and underdosing of other agents primarily affecting gastrointestinal system
    Header
  66. T47.8X
    Poisoning by, adverse effect of and underdosing of other agents primarily affecting gastrointestinal system
    Header
  67. T47.8X1
    Poisoning by other agents primarily affecting gastrointestinal system, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Poisoning by other agents primarily affecting gastrointestinal system NOS
  68. T47.8X2
    Poisoning by other agents primarily affecting gastrointestinal system, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  69. T47.8X3
    Poisoning by other agents primarily affecting gastrointestinal system, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  70. T47.8X4
    Poisoning by other agents primarily affecting gastrointestinal system, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  71. T47.8X5
    Adverse effect of other agents primarily affecting gastrointestinal system +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  72. T47.8X6
    Underdosing of other agents primarily affecting gastrointestinal system +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  73. T47.9
    Poisoning by, adverse effect of and underdosing of unspecified agents primarily affecting the gastrointestinal system
    Header
  74. T47.91
    Poisoning by unspecified agents primarily affecting the gastrointestinal system, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Poisoning by agents primarily affecting the gastrointestinal system NOS
  75. T47.92
    Poisoning by unspecified agents primarily affecting the gastrointestinal system, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  76. T47.93
    Poisoning by unspecified agents primarily affecting the gastrointestinal system, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  77. T47.94
    Poisoning by unspecified agents primarily affecting the gastrointestinal system, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  78. T47.95
    Adverse effect of unspecified agents primarily affecting the gastrointestinal system +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  79. T47.96
    Underdosing of unspecified agents primarily affecting the gastrointestinal system +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters

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

Notes that also apply

Block T36-T50 instructions (Notes 1, Includes 4, Excludes1 1, Excludes2 5, Code first 7, Use additional code 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 T47 defined here

The appropriate 7th character is to be added to each code from category T47

7th characters for T47
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.

Hierarchy