ICD-10 Code for Post-dates
Also indexed as (40-42 weeks) (pregnancy) (mother)
The ICD-10-CM code for post-dates is O48.0 — Post-term pregnancy. This is the code the Alphabetic Index gives for post-dates with no further qualifier, valid for FY2027 (October 1, 2026 – September 30, 2027).
Billable
Which post-dates code should you use?
The Alphabetic Index lists 2 codes under Post-dates. 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
| more than 42 weeks gestation | O48.1 | Prolonged pregnancy |
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