J12.82 Pneumonia due to coronavirus disease 2019

Billable ICD-10-CM code, FY2026. Acts as a Major Complication or Comorbidity (MCC) as a secondary diagnosis.

Applicable to

• Pneumonia due to 2019 novel coronavirus (SARS-CoV-2)
• Pneumonia due to COVID-19

Code first

• COVID-19 (U07.1)

Applies from J12 Viral pneumonia, not elsewhere classified

Includes

• bronchopneumonia due to viruses other than influenza viruses

Excludes2 (not included here)

• aspiration pneumonia due to anesthesia during labor and delivery (O74.0)
• aspiration pneumonia due to anesthesia during pregnancy (O29)
• aspiration pneumonia due to anesthesia during puerperium (O89.0)
• aspiration pneumonia due to solids and liquids (J69.-)
• aspiration pneumonia NOS (J69.0)
• congenital pneumonia (P23.0)
• congenital rubella pneumonitis (P35.0)
• interstitial pneumonia NOS (J84.9)
• lipid pneumonia (J69.1)
• neonatal aspiration pneumonia (P24.-)

Code first

• associated influenza, if applicable (J09.X1, J10.0-, J11.0-)

Code also

• associated abscess, if applicable (J85.1)

MS-DRG index

Defines the logic of DRG(s) 193-195 in MDC 04.

Medicare Code Edits (MCE v43.1 (April 2026))

• Unacceptable principal diagnosis: These codes describe a circumstance which influences care but is not a current illness or injury, or capture only an underlying condition, and are unacceptable as principal diagnosis.

Code annotations containing back-references to J12.82

Back-references to J12.82

• Code Also: M35.81 Multisystem inflammatory syndrome ("pneumonia due to COVID-19 (J12.82)")
• Use Additional: U07.1 COVID-19 ("pneumonia due to COVID-19 (J12.82)")

Back-references to J12

• Code Also: D81.82 Activated Phosphoinositide 3-kinase Delta Syndrome [APDS] ("pneumonia (J12-J18)")
• Use Additional: J95.89 Other postprocedural complications and disorders of respiratory system, not elsewhere classified ("bacterial or viral pneumonia (J12-J18)")

Diagnosis Index entries for J12.82

• COVID-19 › pneumonia
• Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved) › 2019 (novel) coronavirus
• Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved) › coronavirus (novel) (disease) 2019
• Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved) › COVID-19
• Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved) › SARS-CoV-2
• Syndrome › severe acute respiratory (SARS) › coronavirus 2 › pneumonia

Nearby codes

• J12.1 Respiratory syncytial virus pneumonia
• J12.2 Parainfluenza virus pneumonia
• J12.3 Human metapneumovirus pneumonia
• J12.8 Other viral pneumonia
• J12.81 Pneumonia due to SARS-associated coronavirus
• J12.82 Pneumonia due to coronavirus disease 2019 (this code)
• J12.89 Other viral pneumonia
• J12.9 Viral pneumonia, unspecified