1. ICD-10-CM Codes
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2. A00-B99 Certain infectious and parasitic diseases
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3. B25-B34 Other viral diseases
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4. B25- Cytomegaloviral disease
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2020 ICD-10-CM Diagnosis Code B25.0

Cytomegaloviral pneumonitis

2016 2017 2018 2019 2020 Billable/Specific Code

• B25.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2020 edition of ICD-10-CM B25.0 became effective on October 1, 2019.
• This is the American ICD-10-CM version of B25.0 - other international versions of ICD-10 B25.0 may differ.

• Cytomegaloviral pneumonia
• Cytomegalovirus (cmv) pneumonia

• 177 Respiratory infections and inflammations with mcc
• 178 Respiratory infections and inflammations with cc
• 179 Respiratory infections and inflammations without cc/mcc

Convert B25.0 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

• Type 1 Excludes: J17
  ICD-10-CM Diagnosis Code J17

  Pneumonia in diseases classified elsewhere

  2016 2017 2018 2019 2020 Billable/Specific Code Manifestation Code

  Code First

  • underlying disease, such as:
  • Q fever (A78)
  • rheumatic fever (I00)
  • schistosomiasis (B65.0-B65.9)

  Type 1 Excludes

  • candidial pneumonia (B37.1)
  • chlamydial pneumonia (J16.0)
  • gonorrheal pneumonia (A54.84)
  • histoplasmosis pneumonia (B39.0-B39.2)
  • measles pneumonia (B05.2)
  • nocardiosis pneumonia (A43.0)
  • pneumocystosis (B59)
  • pneumonia due to Pneumocystis carinii (B59)
  • pneumonia due to Pneumocystis jiroveci (B59)
  • pneumonia in actinomycosis (A42.0)
  • pneumonia in anthrax (A22.1)
  • pneumonia in ascariasis (B77.81)
  • pneumonia in aspergillosis (B44.0-B44.1)
  • pneumonia in coccidioidomycosis (B38.0-B38.2)
  • pneumonia in cytomegalovirus disease (B25.0)
  • pneumonia in toxoplasmosis (B58.3)
  • rubella pneumonia (B06.81)
  • salmonella pneumonia (A02.22)
  • spirochetal infection NEC with pneumonia (A69.8)
  • tularemia pneumonia (A21.2)
  • typhoid fever with pneumonia (A01.03)
  • varicella pneumonia (B01.2)
  • whooping cough with pneumonia (A37 with fifth-character 1)

• Disease, diseased - see also Syndrome
  • cytomegalic inclusion (generalized) B25.9
    ICD-10-CM Diagnosis Code B25.9

    Cytomegaloviral disease, unspecified

    2016 2017 2018 2019 2020 Billable/Specific Code
    • with pneumonia B25.0
• Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved) J18.9
  ICD-10-CM Diagnosis Code J18.9

  Pneumonia, unspecified organism

  2016 2017 2018 2019 2020 Billable/Specific Code
  • in (due to)
    • cytomegalovirus disease B25.0
  • cytomegalic inclusion B25.0
  • cytomegaloviral B25.0

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