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T43.636 - Underdosing of methylphenidate


The ICD 10 Code for Underdosing of methylphenidate is listed as T43.636.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: T43.636
Description: Underdosing of methylphenidate
Chapter Injury, poisoning and certain other consequences of external causes (S00-T88)
Block Poisoning by, adverse effect of and underdosing of drugs, medicaments and biological substances (T36-T50)
Parent T43.63 - Poisoning by, adverse effect of and underdosing of methylphenidate
ICD-10-CM Children (deeper level / typically more specific) of T43.636:
T43.636A - Underdosing of methylphenidate, initial encounter
T43.636D - Underdosing of methylphenidate, subsequent encounter
T43.636S - Underdosing of methylphenidate, sequela
ICD-10-CM Siblings (same level / similar specificity) of T43.636:
T43.631 - Poisoning by methylphenidate, accidental (unintentional)
T43.632 - Poisoning by methylphenidate, intentional self-harm
T43.633 - Poisoning by methylphenidate, assault
T43.634 - Poisoning by methylphenidate, undetermined
T43.635 - Adverse effect of methylphenidate