ICD-10 Code for Cyanosis
The ICD-10-CM code for cyanosis is R23.0 — Cyanosis. This is the code the Alphabetic Index gives for cyanosis with no further qualifier, valid for FY2027 (October 1, 2026 – September 30, 2027).
Billable
Which cyanosis code should you use?
The Alphabetic Index lists 5 codes under Cyanosis. Which one applies depends on the qualifier documented in the record — the type, site, cause, or associated condition. Find the qualifier below, then verify the code in the Tabular List before using it.
By type
Cyanosis due to
Cyanosis paroxysmal digital
| with gangrene | I73.01 | Raynaud's syndrome with gangrene |
Index terms and codes are reproduced from the official ICD-10-CM FY2027 release. The Alphabetic Index is a finding aid — a code must always be verified in the Tabular List before it is reported. Data sources