MCMCB Pro
ICD-10-CM tabular list

J60-J70Lung diseases due to external agents

ICD-10-CM codes J60-J70 cover lung diseases due to external agents, within diseases of the respiratory system. The block holds 52 codes across 11 categories, of which 45 are billable and 7 are header codes that cannot be submitted on a claim.

Excludes2 — not included here, but may coexist

The excluded condition is not part of this code, but a patient can have both. You may code both.

  • asthma (J45.-)
  • malignant neoplasm of bronchus and lung (C34.-)

Risk adjustment in J60-J70

0 codes in this block map to a CMS-HCC, which means the diagnosis carries a risk-adjustment payment when it is documented and coded. Under-coding here is money left on the table; over-coding here is what audits are for.

  • HCC 280 Chronic Obstructive Pulmonary Disease, Interstitial Lung Disorders, and Other Chronic Lung Disorders
  • HCC 282 Aspiration and Specified Bacterial Pneumonias

What else to watch in J60-J70

  • 45 codes are named in Medicare coverage policies. An LCD or NCD lists them as supporting medical necessity, or explicitly as not supporting it. Which applies depends on the MAC for your state.

Categories in J60-J70

ICD-10-CMFY2026-Apr· effective April 1, 2026