Category · FY2027
T36 Poisoning by, adverse effect of and underdosing of systemic antibiotics
- Header · not billable
- Codes take a 7th character
T36 is not billable. The category heads 198 billable codes in FY2027, grouped under 11 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)
- T36 Poisoning by, adverse effect of and underdosing of systemic antibiotics
- Billable codes
- 198
- Subdivisions
- 11
- CC / MCC codes
- 0 / 0
- HCC V28 codes
- 11
- New FY2027
- 0
- Index entries
- 0
Codes in T36
- T36.0Poisoning by, adverse effect of and underdosing of penicillinsHeader
- T36.0XPoisoning by, adverse effect of and underdosing of penicillinsHeader
- T36.0X1Poisoning by penicillins, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by penicillins NOS
- T36.0X2Poisoning by penicillins, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T36.0X3Poisoning by penicillins, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.0X4Poisoning by penicillins, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.0X5Adverse effect of penicillins +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.0X6Underdosing of penicillins +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.1Poisoning by, adverse effect of and underdosing of cephalosporins and other beta-lactam antibioticsHeader
- T36.1XPoisoning by, adverse effect of and underdosing of cephalosporins and other beta-lactam antibioticsHeader
- T36.1X1Poisoning by cephalosporins and other beta-lactam antibiotics, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by cephalosporins and other beta-lactam antibiotics NOS
- T36.1X2Poisoning by cephalosporins and other beta-lactam antibiotics, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T36.1X3Poisoning by cephalosporins and other beta-lactam antibiotics, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.1X4Poisoning by cephalosporins and other beta-lactam antibiotics, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.1X5Adverse effect of cephalosporins and other beta-lactam antibiotics +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.1X6Underdosing of cephalosporins and other beta-lactam antibiotics +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.2Poisoning by, adverse effect of and underdosing of chloramphenicol groupHeader
- T36.2XPoisoning by, adverse effect of and underdosing of chloramphenicol groupHeader
- T36.2X1Poisoning by chloramphenicol group, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by chloramphenicol group NOS
- T36.2X2Poisoning by chloramphenicol group, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T36.2X3Poisoning by chloramphenicol group, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.2X4Poisoning by chloramphenicol group, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.2X5Adverse effect of chloramphenicol group +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.2X6Underdosing of chloramphenicol group +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.3Poisoning by, adverse effect of and underdosing of macrolidesHeader
- T36.3XPoisoning by, adverse effect of and underdosing of macrolidesHeader
- T36.3X1Poisoning by macrolides, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by macrolides NOS
- T36.3X2Poisoning by macrolides, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T36.3X3Poisoning by macrolides, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.3X4Poisoning by macrolides, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.3X5Adverse effect of macrolides +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.3X6Underdosing of macrolides +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.4Poisoning by, adverse effect of and underdosing of tetracyclinesHeader
- T36.4XPoisoning by, adverse effect of and underdosing of tetracyclinesHeader
- T36.4X1Poisoning by tetracyclines, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by tetracyclines NOS
- T36.4X2Poisoning by tetracyclines, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T36.4X3Poisoning by tetracyclines, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.4X4Poisoning by tetracyclines, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.4X5Adverse effect of tetracyclines +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.4X6Underdosing of tetracyclines +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.5Poisoning by, adverse effect of and underdosing of aminoglycosidesHeader
Inclusion terms 1
Inclusion terms
- Poisoning by, adverse effect of and underdosing of streptomycin
- T36.5XPoisoning by, adverse effect of and underdosing of aminoglycosidesHeader
- T36.5X1Poisoning by aminoglycosides, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by aminoglycosides NOS
- T36.5X2Poisoning by aminoglycosides, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T36.5X3Poisoning by aminoglycosides, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.5X4Poisoning by aminoglycosides, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.5X5Adverse effect of aminoglycosides +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.5X6Underdosing of aminoglycosides +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.6Poisoning by, adverse effect of and underdosing of rifampicinsHeader
- T36.6XPoisoning by, adverse effect of and underdosing of rifampicinsHeader
- T36.6X1Poisoning by rifampicins, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by rifampicins NOS
- T36.6X2Poisoning by rifampicins, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T36.6X3Poisoning by rifampicins, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.6X4Poisoning by rifampicins, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.6X5Adverse effect of rifampicins +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.6X6Underdosing of rifampicins +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.7Poisoning by, adverse effect of and underdosing of antifungal antibiotics, systemically usedHeader
- T36.7XPoisoning by, adverse effect of and underdosing of antifungal antibiotics, systemically usedHeader
- T36.7X1Poisoning by antifungal antibiotics, systemically used, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by antifungal antibiotics, systemically used NOS
- T36.7X2Poisoning by antifungal antibiotics, systemically used, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T36.7X3Poisoning by antifungal antibiotics, systemically used, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.7X4Poisoning by antifungal antibiotics, systemically used, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.7X5Adverse effect of antifungal antibiotics, systemically used +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.7X6Underdosing of antifungal antibiotics, systemically used +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.8Poisoning by, adverse effect of and underdosing of other systemic antibioticsHeader
- T36.8XPoisoning by, adverse effect of and underdosing of other systemic antibioticsHeader
- T36.8X1Poisoning by other systemic antibiotics, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by other systemic antibiotics NOS
- T36.8X2Poisoning by other systemic antibiotics, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T36.8X3Poisoning by other systemic antibiotics, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.8X4Poisoning by other systemic antibiotics, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.8X5Adverse effect of other systemic antibiotics +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.8X6Underdosing of other systemic antibiotics +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.9Poisoning by, adverse effect of and underdosing of unspecified systemic antibioticHeader
- T36.91Poisoning by unspecified systemic antibiotic, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by systemic antibiotic NOS
- T36.92Poisoning by unspecified systemic antibiotic, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T36.93Poisoning by unspecified systemic antibiotic, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.94Poisoning by unspecified systemic antibiotic, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.95Adverse effect of unspecified systemic antibiotic +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.96Underdosing of unspecified systemic antibiotic +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.APoisoning by, adverse effect of and underdosing of fluoroquinolone antibioticsHeader
- T36.AXPoisoning by, adverse effect of and underdosing of fluoroquinolone antibioticsHeader
- T36.AX1Poisoning by fluoroquinolone antibiotics, accidental (unintentional) +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
Inclusion terms 1
Inclusion terms
- Poisoning by fluoroquinolone antibiotics NOS
- T36.AX2Poisoning by fluoroquinolone antibiotics, intentional self-harm +7th: A D SNeeds 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
- T36.AX3Poisoning by fluoroquinolone antibiotics, assault +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.AX4Poisoning by fluoroquinolone antibiotics, undetermined +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.AX5Adverse effect of fluoroquinolone antibiotics +7th: A D SNeeds 7th characterExempt: 2 of 3 7th characters
- T36.AX6Underdosing of fluoroquinolone antibiotics +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
At T36
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 T36 defined here
The appropriate 7th character is to be added to each code from category T36
| 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.