O12.01 – Gestational edema, first trimester
ICD-10-CM 2027 diagnosis code · Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium
ICD-10-CM code
O12.01
- Code
O12.01(claims format:O1201)- Description
- Gestational edema, first trimester
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 15. Pregnancy, childbirth and the puerperium (O00-O9A)
- Block
- O10-O16 Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium
- Parent codes
- O12 › O12.0
Related codes in O12.0
Frequently asked questions
What is ICD-10 code O12.01?
O12.01 is the ICD-10-CM code for gestational edema, first trimester, in the block O10-O16 (Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium).
Is O12.01 a billable code?
Yes. O12.01 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does O12.01 belong to?
It belongs to category O12 – Gestational [pregnancy-induced] edema and proteinuria without hypertension.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.