2023 ICD-10-CM Diagnosis Code G90.A

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Postural orthostatic tachycardia syndrome [POTS]

    2023 - New Code Billable/Specific Code
  • G90.A is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • ICD-10-CM G90.A is a new 2023 ICD-10-CM code that became effective on October 1, 2022.
  • This is the American ICD-10-CM version of G90.A - other international versions of ICD-10 G90.A may differ.
Applicable To
  • Chronic orthostatic intolerance
  • Postural tachycardia syndrome
The following code(s) above G90.A 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 G90.A:
  • G00-G99
    2023 ICD-10-CM Range G00-G99

    Diseases of the nervous system

    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    Diseases of the nervous system
  • G90
    ICD-10-CM Diagnosis Code G90

    Disorders of autonomic nervous system

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • dysfunction of the autonomic nervous system due to alcohol (G31.2)
    Disorders of autonomic nervous system
ICD-10-CM G90.A is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 091 Other disorders of nervous system with mcc
  • 092 Other disorders of nervous system with cc
  • 093 Other disorders of nervous system without cc/mcc
  • 791 Prematurity with major problems
  • 793 Full term neonate with major problems
Code History
  • 2023 (effective 10/1/2022): New code

Diagnosis Index entries containing back-references to G90.A:
  • Intolerance
    • milk NEC K90.49
      ICD-10-CM Diagnosis Code K90.49

      Malabsorption due to intolerance, not elsewhere classified

        2017 - New Code 2018 2019 2020 2021 2022 2023 Billable/Specific Code
      Applicable To
      • Malabsorption due to intolerance to carbohydrate
      • Malabsorption due to intolerance to fat
      • Malabsorption due to intolerance to protein
      • Malabsorption due to intolerance to starch
      • orthostatic, chronic G90.A
  • POTS G90.A (postural orthostatic tachycardia syndrome)
  • Syndrome - see also Disease
    • postural
      • orthostatic tachycardia [POTS] G90.A
      • tachycardia G90.A

ICD-10-CM Codes Adjacent To G90.A
G90.513 …… bilateral
G90.519 Complex regional pain syndrome I of unspecified upper limb
G90.52 Complex regional pain syndrome I of lower limb
G90.521 Complex regional pain syndrome I of right lower limb
G90.522 Complex regional pain syndrome I of left lower limb
G90.523 …… bilateral
G90.529 Complex regional pain syndrome I of unspecified lower limb
G90.59 Complex regional pain syndrome I of other specified site
G90.8 Other disorders of autonomic nervous system
G90.9 Disorder of the autonomic nervous system, unspecified
G90.A Postural orthostatic tachycardia syndrome [POTS]
G91 Hydrocephalus
G91.0 Communicating hydrocephalus
G91.1 Obstructive hydrocephalus
G91.2 (Idiopathic) normal pressure hydrocephalus
G91.3 Post-traumatic hydrocephalus, unspecified
G91.4 Hydrocephalus in diseases classified elsewhere
G91.8 Other hydrocephalus
G91.9 Hydrocephalus, unspecified
G92 Toxic encephalopathy
G92.0 Immune effector cell-associated neurotoxicity syndrome

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