Category · FY2027
T48 Poisoning by, adverse effect of and underdosing of agents primarily acting on smooth and skeletal muscles and the respiratory system
- Header · not billable
- Codes take a 7th character
T48 is not billable. The category heads 180 billable codes in FY2027, grouped under 8 subdivisions. Its codes take a 7th character, so none is complete with fewer than 7 characters.
Where it sits
- Chapter 19 Injury, poisoning and certain other consequences of external causes (S00-T88)
- T36-T50 Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)
- T48 Poisoning by, adverse effect of and underdosing of agents primarily acting on smooth and skeletal muscles and the respiratory system
- Billable codes
- 180
- Subdivisions
- 8
- CC / MCC codes
- 0 / 0
- HCC V28 codes
- 10
- New FY2027
- 0
- Index entries
- 0
Codes in T48
- T48.0
- T48.0XPoisoning by, adverse effect of and underdosing of oxytocic drugsHeader
- T48.0X1Poisoning by oxytocic drugs, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by oxytocic drugs NOS
- T48.0X2Poisoning by oxytocic drugs, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T48.0X3Poisoning by oxytocic drugs, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.0X4Poisoning by oxytocic drugs, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.0X5Adverse effect of oxytocic drugs +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.0X6Underdosing of oxytocic drugs +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.1Poisoning by, adverse effect of and underdosing of skeletal muscle relaxants [neuromuscular blocking agents]Header
- T48.1XPoisoning by, adverse effect of and underdosing of skeletal muscle relaxants [neuromuscular blocking agents]Header
- T48.1X1Poisoning by skeletal muscle relaxants [neuromuscular blocking agents], accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by skeletal muscle relaxants [neuromuscular blocking agents] NOS
- T48.1X2Poisoning by skeletal muscle relaxants [neuromuscular blocking agents], intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T48.1X3Poisoning by skeletal muscle relaxants [neuromuscular blocking agents], assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.1X4Poisoning by skeletal muscle relaxants [neuromuscular blocking agents], undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.1X5Adverse effect of skeletal muscle relaxants [neuromuscular blocking agents] +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.1X6Underdosing of skeletal muscle relaxants [neuromuscular blocking agents] +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.2Poisoning by, adverse effect of and underdosing of other and unspecified drugs acting on musclesHeader
- T48.20Poisoning by, adverse effect of and underdosing of unspecified drugs acting on musclesHeader
- T48.201Poisoning by unspecified drugs acting on muscles, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by unspecified drugs acting on muscles NOS
- T48.202Poisoning by unspecified drugs acting on muscles, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T48.203Poisoning by unspecified drugs acting on muscles, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.204Poisoning by unspecified drugs acting on muscles, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.205Adverse effect of unspecified drugs acting on muscles +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.206Underdosing of unspecified drugs acting on muscles +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.29Poisoning by, adverse effect of and underdosing of other drugs acting on musclesHeader
- T48.291Poisoning by other drugs acting on muscles, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by other drugs acting on muscles NOS
- T48.292Poisoning by other drugs acting on muscles, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T48.293Poisoning by other drugs acting on muscles, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.294Poisoning by other drugs acting on muscles, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.295Adverse effect of other drugs acting on muscles +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.296Underdosing of other drugs acting on muscles +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.3Poisoning by, adverse effect of and underdosing of antitussivesHeader
- T48.3XPoisoning by, adverse effect of and underdosing of antitussivesHeader
- T48.3X1Poisoning by antitussives, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by antitussives NOS
- T48.3X2Poisoning by antitussives, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T48.3X3Poisoning by antitussives, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.3X4Poisoning by antitussives, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.3X5Adverse effect of antitussives +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.3X6Underdosing of antitussives +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.4Poisoning by, adverse effect of and underdosing of expectorantsHeader
- T48.4XPoisoning by, adverse effect of and underdosing of expectorantsHeader
- T48.4X1Poisoning by expectorants, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by expectorants NOS
- T48.4X2Poisoning by expectorants, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T48.4X3Poisoning by expectorants, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.4X4Poisoning by expectorants, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.4X5Adverse effect of expectorants +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.4X6Underdosing of expectorants +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.5Poisoning by, adverse effect of and underdosing of other anti-common-cold drugsHeader
Inclusion terms 1, Excludes2 3
Inclusion terms
- Poisoning by, adverse effect of and underdosing of decongestants
- T48.5XPoisoning by, adverse effect of and underdosing of other anti-common-cold drugsHeader
- T48.5X1Poisoning by other anti-common-cold drugs, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by other anti-common-cold drugs NOS
- T48.5X2Poisoning by other anti-common-cold drugs, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T48.5X3Poisoning by other anti-common-cold drugs, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.5X4Poisoning by other anti-common-cold drugs, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.5X5Adverse effect of other anti-common-cold drugs +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.5X6Underdosing of other anti-common-cold drugs +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.6Poisoning by, adverse effect of and underdosing of antiasthmatics, not elsewhere classifiedHeader
Inclusion terms 1, Excludes1 2
Inclusion terms
- Poisoning by, adverse effect of and underdosing of beta-adrenoreceptor agonists used in asthma therapy
- T48.6XPoisoning by, adverse effect of and underdosing of antiasthmaticsHeader
- T48.6X1Poisoning by antiasthmatics, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by antiasthmatics NOS
- T48.6X2Poisoning by antiasthmatics, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T48.6X3Poisoning by antiasthmatics, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.6X4Poisoning by antiasthmatics, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.6X5Adverse effect of antiasthmatics +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.6X6Underdosing of antiasthmatics +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.9Poisoning by, adverse effect of and underdosing of other and unspecified agents primarily acting on the respiratory systemHeader
- T48.90Poisoning by, adverse effect of and underdosing of unspecified agents primarily acting on the respiratory systemHeader
- T48.901Poisoning by unspecified agents primarily acting on the respiratory system, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.902Poisoning by unspecified agents primarily acting on the respiratory system, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T48.903Poisoning by unspecified agents primarily acting on the respiratory system, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.904Poisoning by unspecified agents primarily acting on the respiratory system, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.905Adverse effect of unspecified agents primarily acting on the respiratory system +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.906Underdosing of unspecified agents primarily acting on the respiratory system +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.99Poisoning by, adverse effect of and underdosing of other agents primarily acting on the respiratory systemHeader
- T48.991Poisoning by other agents primarily acting on the respiratory system, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.992Poisoning by other agents primarily acting on the respiratory system, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T48.993Poisoning by other agents primarily acting on the respiratory system, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.994Poisoning by other agents primarily acting on the respiratory system, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.995Adverse effect of other agents primarily acting on the respiratory system +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T48.996Underdosing of other agents primarily acting on the respiratory system +7th: A D SNeeds 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 T48 defined here
The appropriate 7th character is to be added to each code from category T48
| 7th | Meaning (NCHS) |
|---|---|
| A | initial encounter |
| D | subsequent encounter |
| S | sequela |
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.