All ICD10 Codes

A50.59

Billable
ChapterA00–B99
Ranksubcategory
Official Description

Other late congenital syphilis, symptomatic

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 1: Certain Infectious and Parasitic Diseases (A00-B99).
General instructions are available for the parent sections:
View CH1 NotesView A50-A64 NotesView A50.5 Notes

Clinical Hierarchy

CH1Certain infectious and parasitic diseases (A00-B99)
A50-A64Infections with a predominantly sexual mode of transmission (A50-A64)
A50Congenital syphilis
A50.5Other late congenital syphilis, symptomatic
A50.59Other late congenital syphilis, symptomatic

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to A50.59:

subcategoryA50.5
Other late congenital syphilis, symptomatic
View context instructions
blockA50-A64
Infections with a predominantly sexual mode of transmission (A50-A64)
View context instructions
chapterCH1
Certain infectious and parasitic diseases (A00-B99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to A50.59. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

22 raw paths
Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)1 unique routes
Dubois→A50.59
Disease, diseased1 unique routes
Dubois (thymus)→A50.59
Dubois' disease (thymus gland)1 unique routes
Direct index entry→A50.59
Glomerulonephritis1 unique routes
in (due to)
syphilis (late) congenital→A50.59
Gumma (syphilitic)1 unique routes
congenital→A50.59
Hepatitis1 unique routes
syphilitic (late)
congenital (early)
late→A50.59
Laryngitis (acute) (edematous) (fibrinous) (infective) (infiltrative) (malignant) (membranous) (phlegmonous) (pneumococcal) (pseudomembranous) (septic) (subglottic) (suppurative) (ulcerative)1 unique routes
syphilitic (late)
congenital→A50.59
Laryngotracheitis (acute) (Infectional) (infective) (viral)1 unique routes
syphilitic (late)
congenital→A50.59
Leontiasis1 unique routes
syphilitic (late)
congenital→A50.59
Nephritis, nephritic (albuminuric) (azotemic) (congenital) (disseminated) (epithelial) (familial) (focal) (granulomatous) (hemorrhagic) (infantile) (nonsuppurative, excretory) (uremic)1 unique routes
syphilitic (late)
congenital→A50.59
Perforation, perforated (nontraumatic) (of)1 unique routes
palatine vault
syphilitic
congenital→A50.59
Sarcocele (benign)1 unique routes
syphilitic
congenital→A50.59
Stenosis, stenotic (cicatricial)2 unique routes
esophagus
syphilitic
congenital→A50.59
larynx
syphilitic
congenital→A50.59
Stigmata congenital syphilis1 unique routes
Direct index entry→A50.59
Stricture3 unique routes
esophagus
syphilitic
congenital→A50.59
larynx
syphilitic
congenital→A50.59
nostril (anterior) (posterior)
syphilitic
congenital→A50.59
Syphilis, syphilitic (acquired)3 unique routes
congenital
late, or 2 years or more after birth NEC
symptomatic or with manifestations NEC→A50.59
gumma NEC
congenital→A50.59
stigmata (congenital)→A50.59
Syphiloma1 unique routes
congenital→A50.59

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 867
Other Infectious and Parasitic Diseases Diagnoses with MCC
DRG 868
Other Infectious and Parasitic Diseases Diagnoses with CC
DRG 869
Other Infectious and Parasitic Diseases Diagnoses without CC/MCC

Cross Reference

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