T43.8X4A
Poisoning by other psychotropic drugs, undetermined, initial encounter
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 8 never code together
T43code
Excludes1
- appetite depressants (T50.5-)T50.5-
- barbiturates (T42.3-)T42.3-
- benzodiazepines (T42.4-)T42.4-
- methaqualone (T42.6-)T42.6-
- psychodysleptics [hallucinogens] (T40.7-T40.9-)T40.7-T40.9
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
7th character 3
A initial encounter this code
D subsequent encounter
S sequela
Instructional notes 3
S00-T88chapter
Notes
- Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
- The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.
Use additional code
- code to identify any retained foreign body, if applicable (Z18.-)Z18.-
Index entries leading here filed at null
No alphabetic index entry points at this code.
Alongside this code 2 same parent — T43.8X4
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.