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ICD-10-CM Code for Poisoning by, adverse effect of and underdosing of unspecified primarily systemic and hematological agent T45.9

ICD-10 code T45.9 for Poisoning by, adverse effect of and underdosing of unspecified primarily systemic and hematological agent is a medical classification as listed by WHO under the range - Injury, poisoning and certain other consequences of external causes .

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Official Long Descriptor

Poisoning by, adverse effect of and underdosing of unspecified primarily systemic and hematological agent
 
T45.9 Poisoning by, adverse effect of and underdosing of unspecified primarily systemic and hematological agent
Child Code
Poisoning by unspecified primarily systemic and hematological agent, accidental (unintentional)
Child Code
Poisoning by unspecified primarily systemic and hematological agent, intentional self-harm
Child Code
Poisoning by unspecified primarily systemic and hematological agent, assault
Child Code
Poisoning by unspecified primarily systemic and hematological agent, undetermined
Child Code
Adverse effect of unspecified primarily systemic and hematological agent
Child Code
Underdosing of unspecified primarily systemic and hematological agent

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Get crucial instructions for accurate ICD-10-CM T45.9 coding with all applicable Excludes 1 and Excludes 2 notes from the section level conveniently shown with each code.
This section shows you chapter-specific coding guidelines to increase your understanding and correct usage of the target ICD-10-CM Volume 1 code.

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Inpatient Diagnosis Coding
If a patient is seen as inpatient and has a diagnosis of diarrhea likely due to taxotere, do you code this as K52.1 or R19.7? I coded as K52.1 along with the T45.1x5A and was told I coded this incorre... [ Read More ]
R11.2, can this be used when not documented in the medical note....
The oncology office that I work at the charge entry team automatically uses R11.2 and links it to a anti nausea drug given to prevent the nausea/vomiting even when the condition is not documented. T... [ Read More ]
Autoimmune disease and immunosuppression coding
[QUOTE="thomas7331, post: 506257, member: 5404"] I'd want to see a little more of the record before answering definitively. Can you tell what is the reason for the immunosuppression in this patient? ... [ Read More ]
Autoimmune disease and immunosuppression coding
I'd want to see a little more of the record before answering definitively. Can you tell what is the reason for the immunosuppression in this patient? If that isn't specified in the record, then I th... [ Read More ]
Prevention of Nausea and Vomiting Dx
When giving a drug such as Zofran for the prevention of nausea and vomiting due to chemotherapy given, Would you use the R11.2 dx along with T45.1X5A and the cancer code?... [ Read More ]
iron pill related gastritis
Hi RobynKing, Well I haven't coded this scenario yet, but in this coding scenario I would personally assign the K29.60 with an adverse reaction code T45.4XS for the adverse effect from your dictation... [ Read More ]
Iron related gastritis
I would use the adverse effect code T45.4X5A as secondary for this, if the documentation is clear that the gastritis was induced by the iron supplements.... [ Read More ]
Elevated INR
Consider adverse effect. R79.1 Abnormal coagulation profile T45.515- Adverse effect of anticoagulants... [ Read More ]
Admin. of Neulasta, not for Chemo purposes - Z51.11 or Z51.12 or neither???
[QUOTE="medicalauditor, post: 465888, member: 424022"] I would use one of the following dx codes: 1. D70.9 Neutropenia, unspecified 2. T45.1X5A Adverse effect of antineoplastic and immunosuppressive d... [ Read More ]
Admin. of Neulasta, not for Chemo purposes - Z51.11 or Z51.12 or neither???
[QUOTE="medicalauditor, post: 465888, member: 424022"] I would use one of the following dx codes: 1. D70.9 Neutropenia, unspecified 2. T45.1X5A Adverse effect of antineoplastic and immunosuppressive d... [ Read More ]
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