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ICD-10 Guide
ICD-10 CodesZ34.83

Z34.83

Encounter for supervision of other normal pregnancy, third trimester

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/12/2025

Code Description

ICD-10 Z34.83 is a billable code used to indicate a diagnosis of encounter for supervision of other normal pregnancy, third trimester.

Key Diagnostic Point:

Z34.83 is used to indicate an encounter for the supervision of a normal pregnancy during the third trimester. This code is essential for tracking the health status of pregnant individuals and ensuring they receive appropriate preventive care and screenings. During this stage, healthcare providers focus on monitoring fetal development, maternal health, and addressing any emerging social determinants of health that may impact pregnancy outcomes. Factors such as access to healthcare, socioeconomic status, and support systems are crucial in this context. Preventive care during this trimester includes routine check-ups, blood pressure monitoring, glucose screening for gestational diabetes, and education on labor and delivery. The emphasis on social determinants highlights the importance of addressing barriers to care, such as transportation issues or lack of social support, which can affect maternal and fetal health. Accurate coding of Z34.83 ensures that healthcare providers can effectively manage and document the care provided during this critical period.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Need for comprehensive documentation of maternal and fetal health status
  • Integration of social determinants of health into patient care
  • Potential for overlapping codes related to pregnancy complications
  • Variability in preventive care guidelines based on patient demographics

Audit Risk Factors

  • Inadequate documentation of routine assessments and screenings
  • Failure to address social determinants impacting pregnancy
  • Incorrect sequencing with other pregnancy-related codes
  • Lack of clarity on the normality of the pregnancy

Specialty Focus

Medical Specialties

Primary Care

Documentation Requirements

Documentation should include details of routine check-ups, screenings performed, and any discussions regarding social determinants affecting the patient.

Common Clinical Scenarios

Routine prenatal visits, glucose tolerance tests, and education on labor signs.

Billing Considerations

Consideration of the patient's living conditions, access to transportation, and support systems.

Public Health

Documentation Requirements

Population-level data collection, including maternal health statistics and social determinants impacting pregnancy outcomes.

Common Clinical Scenarios

Community health initiatives aimed at improving maternal health and reducing disparities.

Billing Considerations

Focus on tracking health outcomes and implementing preventive measures at the community level.

Coding Guidelines

Inclusion Criteria

Use Z34.83 When
  • Z codes should be used when the encounter is for supervision of a normal pregnancy without complications
  • They should be sequenced appropriately, often following a primary diagnosis related to the patient's condition
  • Payer requirements may vary, so it's essential to verify coverage for preventive services

Exclusion Criteria

Do NOT use Z34.83 When
No specific exclusions found.

Related CPT Codes

99213CPT Code

Established patient office visit, level 3

Clinical Scenario

Used during routine prenatal visits for monitoring and education.

Documentation Requirements

Document the reason for the visit, assessments performed, and any preventive care provided.

Specialty Considerations

Primary care providers should ensure comprehensive documentation of maternal health.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for greater specificity in coding pregnancy-related encounters, improving the ability to track maternal health outcomes and the impact of social determinants.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for greater specificity in coding pregnancy-related encounters, improving the ability to track maternal health outcomes and the impact of social determinants.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for greater specificity in coding pregnancy-related encounters, improving the ability to track maternal health outcomes and the impact of social determinants.

Resources

Clinical References

  • •
    CDC Maternal and Infant Health

Coding & Billing References

  • •
    CDC Maternal and Infant Health

Frequently Asked Questions

What documentation is required for Z34.83?

Documentation should include details of the patient's health status, any screenings performed, and discussions regarding social determinants of health that may impact the pregnancy.