2019 ICD-10-CM Diagnosis Code G61.81

Chronic inflammatory demyelinating polyneuritis

    2016 2017 2018 2019 Billable/Specific Code
  • G61.81 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM G61.81 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of G61.81 - other international versions of ICD-10 G61.81 may differ.
The following code(s) above G61.81 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 G61.81:
  • G00-G99
    2019 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
  • G60-G65
    2019 ICD-10-CM Range G60-G65

    Polyneuropathies and other disorders of the peripheral nervous system

    Type 1 Excludes
    Polyneuropathies and other disorders of the peripheral nervous system
Approximate Synonyms
  • Chronic inflammatory demyelinating polyradiculoneuropathy
  • Polyneuropathy (multiple nerve disorder)
  • Polyradiculoneuropathy, inflammatory demyelination
ICD-10-CM G61.81 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 073 Cranial and peripheral nerve disorders with mcc
  • 074 Cranial and peripheral nerve disorders without mcc

Convert G61.81 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

Diagnosis Index entries containing back-references to G61.81:
  • CIDP G61.81 (chronic inflammatory demyelinating polyneuropathy )
  • Polyneuritis, polyneuritic - see also Polyneuropathy
    • demyelinating, chronic inflammatory G61.81 (CIDP)
    • inflammatory, chronic demyelinating G61.81 (CIDP)
  • Polyneuropathy (peripheral) G62.9
    ICD-10-CM Diagnosis Code G62.9

    Polyneuropathy, unspecified

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Neuropathy NOS
    • inflammatory G61.9
      ICD-10-CM Diagnosis Code G61.9

      Inflammatory polyneuropathy, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      • chronic demyelinating G61.81 (CIDP)
    • demyelinating, chronic inflammatory G61.81 (CIDP)

ICD-10-CM Codes Adjacent To G61.81
G60.0 Hereditary motor and sensory neuropathy
G60.1 Refsum's disease
G60.2 Neuropathy in association with hereditary ataxia
G60.3 Idiopathic progressive neuropathy
G60.8 Other hereditary and idiopathic neuropathies
G60.9 Hereditary and idiopathic neuropathy, unspecified
G61 Inflammatory polyneuropathy
G61.0 Guillain-Barre syndrome
G61.1 Serum neuropathy
G61.8 Other inflammatory polyneuropathies
G61.81 Chronic inflammatory demyelinating polyneuritis
G61.82 Multifocal motor neuropathy
G61.89 Other inflammatory polyneuropathies
G61.9 Inflammatory polyneuropathy, unspecified
G62 Other and unspecified polyneuropathies
G62.0 Drug-induced polyneuropathy
G62.1 Alcoholic polyneuropathy
G62.2 Polyneuropathy due to other toxic agents
G62.8 Other specified polyneuropathies
G62.81 Critical illness polyneuropathy
G62.82 Radiation-induced polyneuropathy

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