O34.212 — Maternal care for vertical scar from previous cesarean delivery
Is O34.212 billable?
Yes — O34.212 is billable for FY2027. O34.212 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. O34.212 may be submitted for encounters from October 1, 2026 through September 30, 2027.
O34.212 at a glance
| Code | O34.212 |
|---|---|
| Description | Maternal care for vertical scar from previous cesarean delivery |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does O34.212 group to?
O34.212 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
How is O34.212 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to O34.212. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Cesarean delivery, previous, affecting management of pregnancy › classicalscar
- Delivery › vaginal, following previous cesarean delivery › classicalscar (childbirth) (labor)
- Delivery › cesarean › previous › cesarean delivery › classicalscar (childbirth) (labor)
- Delivery › cesarean › scar › cesarean delivery › classical (childbirth) (labor)
Inclusion terms
Alternative wording in documentation that is classified to O34.212.
- Maternal care for classical scar from previous cesarean delivery
Excludes1 — never code together — inherited from Chapter 15
The conditions below can never be reported together with O34.212 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.-)
Code first — inherited from O34
The underlying condition below must be sequenced before O34.212. O34.212 describes a manifestation and cannot be the principal or first-listed diagnosis.
- any associated obstructed labor (O65.5)
Use additional code — inherited from Chapter 15
Report an additional code alongside O34.212 to fully describe the condition. O34.212 is sequenced first.
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Use additional code — inherited from O34
Report an additional code alongside O34.212 to fully describe the condition. O34.212 is sequenced first.
- code for specific condition
Excludes2 — not included here — inherited from Chapter 15
The conditions below are not part of O34.212, but a patient may have both at the same time. When documentation supports it, O34.212 and the excluded code may both be reported.
How long has O34.212 existed?
O34.212 first appears in FY2018 (FY2017 is not available, so it may have appeared then).
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.