- J98.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM J98.2 became effective on October 1, 2022.
- This is the American ICD-10-CM version of J98.2 – other international versions of ICD-10 J98.2 may differ.
ICD-10-CM J98.2 is grouped within Diagnostic Related Group(s):
- 199 Pneumothorax with mcc
- 200 Pneumothorax with cc
- 201 Pneumothorax without cc/mcc
- 791 Prematurity with major problems
- 793 Full term neonate with major problems
Applicable To
- Mediastinal emphysema
Type 1 Excludes
- emphysema NOS (J43.9)
- emphysema in newborn (P25.0)
- surgical emphysema (subcutaneous) (T81.82)
- traumatic subcutaneous emphysema (T79.7)
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2016 (effective 10/1/2015): No change
- 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
- 2024 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to J98.2:
- anterior mediastinum > Air
- Hamman\’s (spontaneous mediastinal emphysema) > Disease, diseased
- interstitial > Emphysema (atrophic) (bullous) (chronic) (interlobular) (lung) (obstructive) (pulmonary) (senile) (vesicular) J43.9
- mediastinal > Emphysema (atrophic) (bullous) (chronic) (interlobular) (lung) (obstructive) (pulmonary) (senile) (vesicular) J43.9
- nontraumatic > subcutaneous (traumatic) T79.7