ICD-10-CM Codes
O00-O9A Pregnancy, childbirth and the puerperium
O10-O16 Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium
O14- Pre-eclampsia
2021 ICD-10-CM Diagnosis Code O14.03

2021 ICD-10-CM Diagnosis Code O14.03

Mild to moderate pre-eclampsia, third trimester

2016

2017

2018

2019

2020

2021

Billable/Specific Code

Maternity Dx (12-55 years)

3rd Trimester (28+ weeks)

O14.03 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2021 edition of ICD-10-CM O14.03 became effective on October 1, 2020.
This is the American ICD-10-CM version of O14.03 - other international versions of ICD-10 O14.03 may differ.

ICD-10-CM Coding Rules

O14.03 is applicable to maternity patients aged 12 - 55 years inclusive.
O14.03 is applicable to mothers in the third trimester of pregnancy, which is defined as between equal to or greater than 28 weeks since the first day of the last menstrual period.

The following code(s) above O14.03 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

Applicable To annotations, or
Code Also annotations, or
Code First annotations, or
Excludes1 annotations, or
Excludes2 annotations, or
Includes annotations, or
Note annotations, or
Use Additional annotations

that may be applicable to O14.03:

O00-O9A
2021 ICD-10-CM Range O00-O9A
Pregnancy, childbirth and the puerperium
Note
- CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
- Codes from this chapter are for use for conditions related to or aggravated by the pregnancy, childbirth, or by the puerperium (maternal causes or obstetric causes)
- Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
- 1st trimester- less than 14 weeks 0 days
- 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
- 3rd trimester- 28 weeks 0 days until delivery
Type 1 Excludes
- supervision of normal pregnancy (Z34.-)
Type 2 Excludes
- mental and behavioral disorders associated with the puerperium (F53.-)
- obstetrical tetanus (A34)
- postpartum necrosis of pituitary gland (E23.0)
- puerperal osteomalacia (M83.0)
Use Additional
- code from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Pregnancy, childbirth and the puerperium
O14
ICD-10-CM Diagnosis Code O14
Pre-eclampsia
Type 1 Excludes
- pre-existing hypertension with pre-eclampsia (O11)
Pre-eclampsia

ICD-10-CM O14.03 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):

817 Other antepartum diagnoses with o.r. Procedures with mcc
818 Other antepartum diagnoses with o.r. Procedures with cc
819 Other antepartum diagnoses with o.r. Procedures without cc/mcc
831 Other antepartum diagnoses without o.r. Procedures with mcc
832 Other antepartum diagnoses without o.r. Procedures with cc
833 Other antepartum diagnoses without o.r. Procedures without cc/mcc

Convert O14.03 to ICD-9-CM

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change

ICD-10-CM Codes Adjacent To O14.03

O13.1 Gestational [pregnancy-induced] hypertension without significant proteinuria, first trimester

O13.2 Gestational [pregnancy-induced] hypertension without significant proteinuria, second trimester

O13.3 Gestational [pregnancy-induced] hypertension without significant proteinuria, third trimester

O13.4 Gestational [pregnancy-induced] hypertension without significant proteinuria, complicating childbirth

O13.5 Gestational [pregnancy-induced] hypertension without significant proteinuria, complicating the puerperium

O13.9 Gestational [pregnancy-induced] hypertension without significant proteinuria, unspecified trimester

O14 Pre-eclampsia

O14.0 Mild to moderate pre-eclampsia

O14.00 …… unspecified trimester

O14.02 …… second trimester

O14.03 …… third trimester

O14.04 …… complicating childbirth

O14.05 …… complicating the puerperium

O14.1 Severe pre-eclampsia

O14.10 …… unspecified trimester

O14.12 …… second trimester

O14.13 …… third trimester

O14.14 …… complicating childbirth

O14.15 …… complicating the puerperium

O14.2 HELLP syndrome

O14.20 …… (HELLP), unspecified trimester

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

2021 ICD-10-CM Diagnosis Code O14.03

Mild to moderate pre-eclampsia, third trimester

Pregnancy, childbirth and the puerperium

Pre-eclampsia