1. ICD-10-CM Codes
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2. I00-I99
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3. I70-I79
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4. I78-
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5. 2023 ICD-10-CM Diagnosis Code I78.8

2023 ICD-10-CM Diagnosis Code I78.8

Other diseases of capillaries

2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

• I78.8 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2023 edition of ICD-10-CM I78.8 became effective on October 1, 2022.
• This is the American ICD-10-CM version of I78.8 - other international versions of ICD-10 I78.8 may differ.

• Capillaritis
• Capillary hyperpermeability

• 299 Peripheral vascular disorders with mcc
• 300 Peripheral vascular disorders with cc
• 301 Peripheral vascular disorders without cc/mcc

Convert I78.8 to ICD-9-CM

• 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
• 2021 (effective 10/1/2020): No change
• 2022 (effective 10/1/2021): No change
• 2023 (effective 10/1/2022): No change

• Use Additional: M31.11
  ICD-10-CM Diagnosis Code M31.11

  Hematopoietic stem cell transplantation-associated thrombotic microangiopathy [HSCT-TMA]

  2022 - New Code 2023 Billable/Specific Code

  Applicable To

  • Transplant-associated thrombotic microangiopathy [TA-TMA]

  Code First

  • if applicable:
  • complications of bone marrow transplant (T86.0-)
  • complications of stem cell transplant (T86.5)

  Use Additional

  • code to identify specific organ dysfunction, such as:
  • acute kidney failure (N17.-)
  • acute respiratory distress syndrome (J80)
  • capillary leak syndrome (I78.8)
  • diffuse alveolar hemorrhage (R04.89)
  • encephalopathy (metabolic) (septic) (G93.41)
  • fluid overload, unspecified (E87.70)
  • graft versus host disease (D89.81-)
  • hemolytic uremic syndrome (D59.3-)
  • hepatic failure (K72.-)
  • hepatic veno-occlusive disease (K76.5)
  • idiopathic interstitial pneumonia (J84.11-)
  • sinusoidal obstruction syndrome (K76.5)

• Atonia, atony, atonic
  • capillary I78.8
• Bleeding - see also Hemorrhage
  • capillary I78.8
• Deformity Q89.9
  ICD-10-CM Diagnosis Code Q89.9

  Congenital malformation, unspecified

  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code POA Exempt

  Applicable To

  • Congenital anomaly NOS
  • Congenital deformity NOS
  • capillary I78.8 (acquired)
• Degeneration, degenerative
  • capillaries (fatty) I78.8
• Dilatation
  • capillaries I78.8
• Disease, diseased - see also Syndrome
  • capillaries I78.9
    ICD-10-CM Diagnosis Code I78.9

    Disease of capillaries, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • specified NEC I78.8
• Ectasia, ectasis
  • capillary I78.8
• Embolism (multiple) (paradoxical) I74.9
  ICD-10-CM Diagnosis Code I74.9

  Embolism and thrombosis of unspecified artery

  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • capillary I78.8
• Hemangiomatosis (systemic) I78.8
• Hemorrhage, hemorrhagic (concealed) R58
  ICD-10-CM Diagnosis Code R58

  Hemorrhage, not elsewhere classified

  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

  Applicable To

  • Hemorrhage NOS

  Type 1 Excludes

  • hemorrhage included with underlying conditions, such as:
  • acute duodenal ulcer with hemorrhage (K26.0)
  • acute gastritis with bleeding (K29.01)
  • ulcerative enterocolitis with rectal bleeding (K51.01)
  • capillary I78.8
• Hyperpermeability, capillary I78.8
• Increase, increased
  • permeability, capillaries I78.8
• Rupture, ruptured
  • capillaries I78.8
• Thrombosis, thrombotic (bland) (multiple) (progressive) (silent) (vessel) I82.90
  ICD-10-CM Diagnosis Code I82.90

  Acute embolism and thrombosis of unspecified vein

  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

  Applicable To

  • Embolism of vein NOS
  • Thrombosis (vein) NOS
  • capillary I78.8

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