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v1.0.0
ICD-10 Guide
ICD-10 CodesO22.90

O22.90

Billable

Venous complication in pregnancy, unspecified, unspecified trimester

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/08/2025

Code Description

ICD-10 O22.90 is a billable code used to indicate a diagnosis of venous complication in pregnancy, unspecified, unspecified trimester.

Key Diagnostic Point:

Venous complications during pregnancy can manifest as a variety of conditions, including deep vein thrombosis (DVT) and superficial venous thrombosis. These complications arise due to physiological changes in the body during pregnancy, such as increased blood volume, hormonal changes, and pressure from the growing uterus on pelvic veins. The risk of venous thromboembolism (VTE) is significantly heightened in pregnant women, particularly in the third trimester and postpartum period. Symptoms may include swelling, pain, and tenderness in the affected limb, and in severe cases, can lead to pulmonary embolism, which is a life-threatening condition. Management often involves the use of anticoagulants, such as low molecular weight heparin (LMWH), especially in women with a history of thrombosis or other risk factors. Accurate coding of venous complications is crucial for appropriate management and reimbursement, as these conditions require careful monitoring and intervention throughout pregnancy and the postpartum period.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in clinical presentation of venous complications.
  • Need for detailed documentation of symptoms and treatment.
  • Differentiation between types of venous complications (DVT vs. superficial thrombosis).
  • Consideration of patient history and risk factors for thrombosis.

Audit Risk Factors

  • Inadequate documentation of symptoms and treatment plans.
  • Failure to specify the trimester of pregnancy.
  • Misclassification of the type of venous complication.
  • Inconsistent coding practices across different healthcare providers.

Specialty Focus

Medical Specialties

Obstetrics and Gynecology

Documentation Requirements

Detailed documentation of symptoms, treatment plans, and follow-up care is essential. Coders should ensure that all relevant clinical information is captured, including any anticoagulation therapy initiated.

Common Clinical Scenarios

A pregnant patient presents with unilateral leg swelling and pain, leading to a diagnosis of DVT. Another scenario may involve a postpartum patient experiencing leg pain and swelling due to superficial thrombophlebitis.

Billing Considerations

Coders must be aware of the patient's history of venous complications and any anticoagulation therapy prescribed, as this can influence coding and reimbursement.

Maternal-Fetal Medicine

Documentation Requirements

High-risk pregnancy documentation must include comprehensive details about the patient's medical history, current medications, and any complications that arise during pregnancy.

Common Clinical Scenarios

A high-risk patient with a history of thrombosis is monitored closely for signs of venous complications throughout her pregnancy.

Billing Considerations

Special attention should be given to the management of anticoagulation therapy and its implications for both maternal and fetal health.

Coding Guidelines

Inclusion Criteria

Use O22.90 When
  • According to the official ICD
  • CM coding guidelines, coders should ensure that the diagnosis is supported by clinical documentation
  • The trimester of pregnancy should be specified when applicable, and any related conditions should be coded in conjunction with O22
  • 90 to provide a complete clinical picture

Exclusion Criteria

Do NOT use O22.90 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

76937CPT Code

Ultrasound, Doppler, extremity, venous

Clinical Scenario

Used to evaluate suspected DVT in a pregnant patient.

Documentation Requirements

Document the indication for the ultrasound and findings.

Specialty Considerations

Ensure that the ultrasound is performed by a qualified provider and that results are communicated to the obstetric care team.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of venous complications, improving the accuracy of diagnosis and treatment tracking. O22.90 provides a general code for unspecified venous complications, but the availability of more specific codes encourages better documentation and management of these conditions.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of venous complications, improving the accuracy of diagnosis and treatment tracking. O22.90 provides a general code for unspecified venous complications, but the availability of more specific codes encourages better documentation and management of these conditions.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of venous complications, improving the accuracy of diagnosis and treatment tracking. O22.90 provides a general code for unspecified venous complications, but the availability of more specific codes encourages better documentation and management of these conditions.

Resources

Clinical References

  • •
    American College of Obstetricians and Gynecologists (ACOG)

Coding & Billing References

  • •
    American College of Obstetricians and Gynecologists (ACOG)

Frequently Asked Questions

What should I document to support the use of O22.90?

To support the use of O22.90, document the patient's symptoms, any diagnostic tests performed, treatment plans, and follow-up care. Ensure that the trimester of pregnancy is noted, and include any relevant patient history that may impact the diagnosis.