O09.219 — Supervision of pregnancy with history of pre-term labor, unspecified trimester
O09.219 is a billable, specific ICD-10-CM code for supervision of pregnancy with history of pre-term labor, unspecified trimester. It is valid for submission on a claim.
Risk adjustment
O09.219 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
O09.219 is named in 8 Medicare coverage policies — 8 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
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Code history
O09.219 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.
Related codes at this level
Codes that share O09.21. If O09.219 is not quite right, the correct code is usually one of these.
Questions about O09.219
- Is O09.219 a billable ICD-10-CM code?
- Yes. O09.219 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does O09.219 sit in the tabular list?
- Pregnancy, childbirth and the puerperium (O00-O9A), in the block Supervision of high risk pregnancy (O09).