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ICD-10-CM 2027

ICD-10 code for Wegner's disease

A50.02

Early congenital syphilitic osteochondropathy

✓ Billable / specificCC — complication/comorbidity

From the official ICD-10-CM alphabetic index entry “Disease, diseased › Wegner's (syphilitic osteochondritis)”. Page updated September 29, 2026.

About coding Wegner's disease

The ICD-10-CM code for Wegner's disease is A50.02 (Early congenital syphilitic osteochondropathy).

Within A50.0 (early congenital syphilis, symptomatic), A50.02 is specifically for early congenital syphilitic osteochondropathy. Related codes cover early congenital syphilitic oculopathy (A50.01), early congenital syphilitic pharyngitis (A50.03), early congenital syphilitic pneumonia (A50.04), early congenital syphilitic rhinitis (A50.05), early cutaneous congenital syphilis (A50.06), early mucocutaneous congenital syphilis (A50.07), early visceral congenital syphilis (A50.08) and other early congenital syphilis, symptomatic (A50.09).

As a secondary diagnosis it is a CC (complication or comorbidity), which can move an inpatient stay into the "with CC" MS-DRG of its family, unless the principal diagnosis excludes it.

In MS-DRG v44.0, it is part of the grouping logic for DRG 867 (Other Infectious and Parasitic Diseases Diagnoses with MCC, relative weight 2.1859), DRG 868 (Other Infectious and Parasitic Diseases Diagnoses with CC, relative weight 1.0235) and DRG 869 (Other Infectious and Parasitic Diseases Diagnoses without CC/MCC, relative weight 0.6787), in MDC 18 (Infectious and Parasitic Diseases, Systemic or Unspecified Sites), as a principal or secondary diagnosis. The DRG a claim lands in depends on the principal diagnosis, procedures and any CC/MCC secondary diagnoses.

Common questions about Wegner's disease ICD-10 codes

What is the ICD-10 code for Wegner's disease?

A50.02 — Early congenital syphilitic osteochondropathy.

Is A50.02 billable?

Yes. A50.02 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).

Can A50.02 be used as a principal diagnosis?

Yes. The Medicare Code Editor doesn't restrict A50.02 as a principal diagnosis.

Is A50.02 a CC or MCC?

A50.02 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.