2026 ICD-10-CM Diagnosis Code J63.6Pneumoconiosis due to other specified inorganic dusts

ICD-10-CM Codes›J00–J99›J60-J70›J63

ICD-10-CM J63.6
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

J63.6 is a billable ICD-10-CM diagnosis code for pneumoconiosis due to other specified inorganic dusts. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 196 through 198. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Lung disease due to external agents.

Code Identity

ICD-10-CM Code
J63.6
Billable Status
Yes — Valid for Submission
Code Describes
Pneumoconiosis due to other specified inorganic dusts
Short Description
Pneumoconiosis due to other specified inorganic dusts
Same as the full description in the CMS dataset.
Parent Code
J63
Pneumoconiosis due to other inorganic dusts

Code Classification

ChapterJ00–J99Diseases of the respiratory system
SectionJ60-J70Lung diseases due to external agents
CategoryJ63Pneumoconiosis due to other inorganic dusts
This CodeJ63.6Pneumoconiosis due to other specified inorganic dusts

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Antimony pneumoconiosis
  • Baritosis
  • Bituminosis
  • Carbon electrode makers' pneumoconiosis
  • Cerium pneumoconiosis
  • Cobaltosis
  • Collagenous pneumoconiosis
  • Erionite pneumoconiosis
  • Hard metal pneumoconiosis
  • Kaolinosis
  • Metal pneumoconiosis
  • Mica pneumoconiosis
  • Mixed mineral dust pneumoconiosis
  • Nickel pneumoconiosis
  • Pneumoconiosis caused by inorganic dust
  • Schistosis
  • Thorium pneumoconiosis
  • Zirconium pneumoconiosis

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Lead miner's lung
    • Pneumoconiosis(due to) (inhalation of)
      • dust
        • inorganic NEC

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR RSP013
Lung disease due to external agents
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Baritosis

    a rare type of pneumoconiosis caused by long standing exposure to barium dust. it is characterized by the formation of fine dense lesions in the lung parenchyma. the lesions do not affect the lung function and disappear without treatment after the exposure to barium dust stops.

Patient EducationClinical

Interstitial Lung Diseases

Interstitial lung disease is the name for a large group of diseases that inflame or scar the lungs. The inflammation and scarring make it hard to get enough oxygen. The scarring is called pulmonary fibrosis.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert J63.6 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
503 Inorg dust pneumocon NEC
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About J63.6Overview

Is J63.6 (Pneumoconiosis due to other inorganic dusts) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report pneumoconiosis due to other specified inorganic dusts on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does J63.6 group to?

When pneumoconiosis due to other specified inorganic dusts is the principal diagnosis on an inpatient stay, it groups to MS-DRG 196, 197, 198, with relative weights from 0.7162 to 1.8872 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of J63.6?

Under the General Equivalence Mappings, pneumoconiosis due to other specified inorganic dusts converts to ICD-9-CM 503 (inorg dust pneumocon NEC). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.