T39.016A ICD-10-CM Code: Underdosing of aspirin, initial encounter
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
T39.016AUnderdosing of aspirin, initial encounter
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where T39.016A sits
- 1
Chapter 19
Injury, poisoning and certain other consequences of external causes (S00-T88)
- 2
Section
Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)
- 3
Category T39
Poisoning by, adverse effect of and underdosing of nonopioid analgesics, antipyretics and antirheumatics
- 4
Subcategory T39.016
Underdosing of aspirin
- 5
Code T39.016A
Underdosing of aspirin, initial encounter
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for T39.016A.
Code first
No “code first” instruction is listed for T39.016A.
Use additional code
No “use additional code” instruction is listed for T39.016A.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for T39.016A.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for T39.016A.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code T39.016A mean?
T39.016A is the FY 2027 U.S. ICD-10-CM code for “Underdosing of aspirin, initial encounter.”
Is T39.016A a billable or specific ICD-10-CM code?
Yes. In the FY 2027 reference data used on this page, T39.016A has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.
Where is T39.016A located in ICD-10-CM?
T39.016A is listed in Chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88), within Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50) (T36–T50), under category T39, Poisoning by, adverse effect of and underdosing of nonopioid analgesics, antipyretics and antirheumatics and subcategory T39.016, Underdosing of aspirin.
What coding notes are listed for T39.016A?
No inclusion terms are listed for T39.016A in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.
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