O34.299 ICD-10-CA code: Maternal care for uterine scar due to other and unspecified previous surgery, unspecified as to episode of care, or not aplicable
O34.299 is the ICD-10-CA code for “Maternal care for uterine scar due to other and unspecified previous surgery, unspecified as to episode of care, or not aplicable” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.
Official description
O34.299Maternal care for uterine scar due to other and unspecified previous surgery, unspecified as to episode of care, or not aplicable
Short description: Mat care uteri scar dt prev surg/unspec
ICD-10-CA · Canada · Also written O34299
Notes for O34.299
As CIHI prints them, with any note O34.299 takes from the headings above it.
Includes
- • Maternal care for uterine scar from previous surgeryFrom O34.29 Uterine scar due to other and unspecified previous surgery
- The listed conditions as a reason for observation, hospitalization or other obstetric care of the mother, or for caesarean section before onset of labourFrom O34 Maternal care for known or suspected abnormality of pelvic organs
Excludes
Conditions classified elsewhere.
- • vaginal delivery following previous caesarean section NOS(O75.7)From O34.29 Uterine scar due to other and unspecified previous surgery
- The listed conditions with obstructed labour (O65.5) and (O66.-)From O34 Maternal care for known or suspected abnormality of pelvic organs
- Certain diseases or injuries complicating pregnancy, childbirth, and the puerperium classified elsewhere:external causes (for mortality) (V,W,X,Y)injury, poisoning and certain other consequences of external causes (S00-T88.1, T88.6-T98)mental and behavioural disorders associated with the puerperium (F53.-)obstetrical tetanus (A34)postpartum necrosis of pituitary gland (E23.0)puerperal osteomalacia (M83.0)supervision of:• high-risk pregnancy (Z35.-)• normal pregnancy (Z34.-)From Chapter 15: Pregnancy, childbirth and the puerperium (O00-O99)
Note
- The codes included in this chapter are to be used for conditions related to or aggravated by the pregnancy, childbirth or by the puerperium (maternal causes or obstetric causes)From Chapter 15: Pregnancy, childbirth and the puerperium (O00-O99)
Where O34.299 sits
- 1ChapterChapter 15: Pregnancy, childbirth and the puerperium (O00-O99)
- 2Block O30-O48Maternal care related to the fetus and amniotic cavity and possible delivery problems
- 3Category O34Maternal care for known or suspected abnormality of pelvic organs
- 4Subcategory O34.2Maternal care due to uterine scar from previous surgery
- 5Subcategory O34.29Uterine scar due to other and unspecified previous surgery
- 6Valid code O34.299Maternal care for uterine scar due to other and unspecified previous surgery, unspecified as to episode of care, or not aplicable
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does ICD-10-CA code O34.299 mean?
O34.299 is the ICD-10-CA code for “Maternal care for uterine scar due to other and unspecified previous surgery, unspecified as to episode of care, or not aplicable” in CIHI’s ICD-10-CA FY 2026–2027 release.
Where is O34.299 in ICD-10-CA?
O34.299 sits under O34.29 Uterine scar due to other and unspecified previous surgery, within O34.2 Maternal care due to uterine scar from previous surgery, within O34 Maternal care for known or suspected abnormality of pelvic organs, within O30-O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems, within Chapter 15: Pregnancy, childbirth and the puerperium (O00-O99).
What coding notes apply to O34.299?
ICD-10-CA lists Includes, Excludes, Note notes for O34.299, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.