O45.023 — Premature separation of placenta with disseminated intravascular coagulation, third trimester
Is O45.023 billable?
Yes — O45.023 is billable for FY2027. O45.023 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. O45.023 may be submitted for encounters from October 1, 2026 through September 30, 2027.
O45.023 at a glance
| Code | O45.023 |
|---|---|
| Description | Premature separation of placenta with disseminated intravascular coagulation, third trimester |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does O45.023 group to?
O45.023 sits in MDC 14 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 817Other Antepartum Diagnoses with O.R. Procedures with MCCsurgical
- 818Other Antepartum Diagnoses with O.R. Procedures with CCsurgical
- 819Other Antepartum Diagnoses with O.R. Procedures without CC/MCCsurgical
As a secondary diagnosis, O45.023 is a major complication or comorbidity (MCC), which can move a stay into a higher-paying DRG.
How is O45.023 listed in the Alphabetic Index?
The Alphabetic Index lists these routes under O45.02, the nearest indexed parent of O45.023. Use them to find the family, then select the specific code.
- Abruptio placentae › with › disseminated intravascular coagulation
Excludes1 — never code together — inherited from Chapter 15
The conditions below can never be reported together with O45.023 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- supervision of normal pregnancy (Z34.-)
Use additional code — inherited from Chapter 15
Report an additional code alongside O45.023 to fully describe the condition. O45.023 is sequenced first.
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Excludes2 — not included here — inherited from Chapter 15
The conditions below are not part of O45.023, but a patient may have both at the same time. When documentation supports it, O45.023 and the excluded code may both be reported.
How long has O45.023 existed?
O45.023 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
What other codes are in the O45.02 family? (3)
- O45.021Premature separation of placenta with disseminated intravascular coagulation, first trimester
- O45.022Premature separation of placenta with disseminated intravascular coagulation, second trimester
- O45.029Premature separation of placenta with disseminated intravascular coagulation, unspecified trimester