2020 ICD-10-CM Diagnosis Code T44.996D

Underdosing of other drug primarily affecting the autonomic nervous system, subsequent encounter

    2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
  • T44.996D is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Underdosing of drug aff the autonomic nervous system, subs
  • The 2020 edition of ICD-10-CM T44.996D became effective on October 1, 2019.
  • This is the American ICD-10-CM version of T44.996D - other international versions of ICD-10 T44.996D may differ.
The following code(s) above T44.996D contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to T44.996D:
  • S00-T88
    2020 ICD-10-CM Range S00-T88

    Injury, poisoning and certain other consequences of external causes

    Note
    • 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
    Type 1 Excludes
    Use Additional
    • code to identify any retained foreign body, if applicable (Z18.-)
    Injury, poisoning and certain other consequences of external causes
  • T36-T50
    2020 ICD-10-CM Range T36-T50

    Poisoning by, adverse effect of and underdosing of drugs, medicaments and biological substances

    Code First
    • , for adverse effects, the nature of the adverse effect, such as:
    • adverse effect NOS (T88.7)
    • aspirin gastritis (K29.-)
    • blood disorders (D56-D76)
    • contact dermatitis (L23-L25)
    • dermatitis due to substances taken internally (L27.-)
    • nephropathy (N14.0-N14.2)
    Includes
    • adverse effect of correct substance properly administered
    • poisoning by overdose of substance
    • poisoning by wrong substance given or taken in error
    • underdosing by (inadvertently) (deliberately) taking less substance than prescribed or instructed
    Note
    • The drug giving rise to the adverse effect should be identified by use of codes from categories T36-T50 with fifth or sixth character 5.
    Type 1 Excludes
    • toxic reaction to local anesthesia in pregnancy (O29.3-)
    Type 2 Excludes
    • abuse and dependence of psychoactive substances (F10-F19)
    • abuse of non-dependence-producing substances (F55.-)
    • drug reaction and poisoning affecting newborn (P00-P96)
    • pathological drug intoxication (inebriation) (F10-F19)
    Use Additional
    • code(s) to specify:
    • manifestations of poisoning
    • underdosing or failure in dosage during medical and surgical care (Y63.6, Y63.8-Y63.9)
    • underdosing of medication regimen (Z91.12-, Z91.13-)
    Poisoning by, adverse effect of and underdosing of drugs, medicaments and biological substances
  • T44.9
    ICD-10-CM Diagnosis Code T44.9

    Poisoning by, adverse effect of and underdosing of other and unspecified drugs primarily affecting the autonomic nervous system

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Applicable To
    • Poisoning by, adverse effect of and underdosing of drug stimulating both alpha and beta-adrenoreceptors
    Poisoning by, adverse effect of and underdosing of other and unspecified drugs primarily affecting the autonomic nervous system
Present On Admission
POA Help
"Present On Admission" is defined as present at the time the order for inpatient admission occurs — conditions that develop during an outpatient encounter, including emergency department, observation, or outpatient surgery, are considered POA.
  • T44.996D is considered exempt from POA reporting.
ICD-10-CM T44.996D is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 949 Aftercare with cc/mcc
  • 950 Aftercare without cc/mcc

Convert T44.996D to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
ICD-10-CM Codes Adjacent To T44.996D
T44.994 Poisoning by other drug primarily affecting the autonomic nervous system, undetermined
T44.994A …… initial encounter
T44.994D …… subsequent encounter
T44.994S …… sequela
T44.995 Adverse effect of other drug primarily affecting the autonomic nervous system
T44.995A …… initial encounter
T44.995D …… subsequent encounter
T44.995S …… sequela
T44.996 Underdosing of other drug primarily affecting the autonomic nervous system
T44.996A …… initial encounter
T44.996D …… subsequent encounter
T44.996S …… sequela
T45 Poisoning by, adverse effect of and underdosing of primarily systemic and hematological agents, not elsewhere classified
T45.0 Poisoning by, adverse effect of and underdosing of antiallergic and antiemetic drugs
T45.0X Poisoning by, adverse effect of and underdosing of antiallergic and antiemetic drugs
T45.0X1 Poisoning by antiallergic and antiemetic drugs, accidental (unintentional)
T45.0X1A …… initial encounter
T45.0X1D …… subsequent encounter
T45.0X1S …… sequela
T45.0X2 Poisoning by antiallergic and antiemetic drugs, intentional self-harm
T45.0X2A …… initial encounter

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.