A50 vs A68

A50 (Congenital syphilis) compared with A68 (Relapsing fevers), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. A68 carries an Excludes2 note covering A50: “syphilis (A50-A53)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

	A50Congenital syphilis	A68Relapsing fevers
Billing status	Non-billable header Report instead: A50.01, A50.02, A50.03, A50.04, A50.05	Non-billable header Report instead: A68.0, A68.1, A68.9
Classification	A00-B99 — Certain Infectious and Parasitic Diseases (A00-B99)	A00-B99 — Certain Infectious and Parasitic Diseases (A00-B99)
Definition	Congenital syphilis is a non-billable ICD-10-CM category code (A50).	Relapsing fevers is a non-billable ICD-10-CM category code (A68).
Includes	—	recurrent fever

Edit this comparison Check a whole claim

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources