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ICD-10 Coding for Molar Pregnancy(O01.0, O01.1)

Complete ICD-10-CM coding and documentation guide for Molar Pregnancy. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Hydatidiform MoleGestational Trophoblastic Disease

Related ICD-10 Code Ranges

Complete code families applicable to Molar Pregnancy

O01.0-O01.9Primary Range

Molar pregnancy codes

These codes are used to classify different types of molar pregnancies, including complete and partial moles.

Complications following ectopic and molar pregnancy

These codes are used for complications that arise after the initial treatment of molar pregnancy.

Supervision of pregnancy with history of molar pregnancy

This code is used for prenatal visits in pregnancies following a history of molar pregnancy.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
O01.0Complete hydatidiform moleUse for confirmed complete molar pregnancies.
  • Ultrasound showing snowstorm pattern
  • hCG levels >100,000 mIU/mL
  • Pathology report confirming hydatidiform mole
O01.1Partial hydatidiform moleUse for confirmed partial molar pregnancies.
  • Ultrasound showing focal cystic changes and fetal parts
  • hCG levels <100,000 mIU/mL
  • Pathology report confirming partial mole

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for molar pregnancy

Essential facts and insights about Molar Pregnancy

The ICD-10 codes for molar pregnancy range from O01.0 to O01.9, covering complete and partial hydatidiform moles.

Primary ICD-10-CM Codes for molar pregnancy

Complete hydatidiform mole
Billable Code

Decision Criteria

clinical Criteria

  • Ultrasound shows diffuse cystic placental changes with no fetal pole.

documentation Criteria

  • hCG levels documented as >100,000 mIU/mL.

Applicable To

  • Complete mole

Excludes

Clinical Validation Requirements

  • Ultrasound showing snowstorm pattern
  • hCG levels >100,000 mIU/mL
  • Pathology report confirming hydatidiform mole

Code-Specific Risks

  • Incorrectly coding as partial mole

Coding Notes

  • Ensure documentation specifies complete mole with supporting ultrasound and lab findings.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Delayed or excessive hemorrhage following ectopic and molar pregnancy

O08.1
Use when there is significant bleeding after initial treatment of molar pregnancy.

Genital tract and pelvic infection following ectopic and molar pregnancy

O08.0
Use when infection occurs after initial treatment of molar pregnancy.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Partial hydatidiform mole

O01.1
Presence of fetal parts and lower hCG levels compared to complete mole.

Complete hydatidiform mole

O01.0
Absence of fetal parts and higher hCG levels.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Molar Pregnancy to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code O01.0.

Impact

Clinical: Inadequate information for future care planning., Regulatory: Non-compliance with documentation standards., Financial: Potential claim denials due to lack of specificity.

Mitigation Strategy

Include detailed history with type and treatment of prior molar pregnancy., Use O09.A for supervision of pregnancy with history of molar pregnancy.

Impact

Reimbursement: Incorrect DRG assignment leading to reimbursement issues., Compliance: Non-compliance with ICD-10 guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Avoid using Z3A codes with O00-O08 codes.

Impact

Reimbursement: Potential denial of claims due to lack of specificity., Compliance: Violation of coding specificity requirements., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Clearly document whether the mole is complete or partial.

Impact

Failure to specify complete or partial mole can lead to audit issues.

Mitigation Strategy

Ensure all documentation includes specific type of mole with supporting evidence.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Molar Pregnancy, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Molar Pregnancy

Use these documentation templates to ensure complete and accurate documentation for Molar Pregnancy. These templates include all required elements for proper coding and billing.

Initial diagnosis of molar pregnancy

Specialty: Obstetrics

Required Elements

  • Gestational age
  • Ultrasound findings
  • hCG levels
  • Type of mole

Example Documentation

Patient presents at 8 weeks gestation with ultrasound showing snowstorm pattern and hCG level of 250,000 mIU/mL. Diagnosis: Complete hydatidiform mole.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Molar pregnancy suspected.
Good Documentation Example
Complete hydatidiform mole confirmed via ultrasound showing snowstorm pattern and β-hCG 250,000 mIU/mL.
Explanation
The good example provides specific diagnostic criteria and confirmation, ensuring accurate coding.

Need help with ICD-10 coding for Molar Pregnancy? Ask your questions below.

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