ICD-10 Coding for Chlamydia in Pregnancy(O98.31-, A56.8, Z3A.-)
Complete ICD-10-CM coding and documentation guide for Chlamydia in Pregnancy. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to Chlamydia in Pregnancy
O98.3Primary Range
Maternal infectious and parasitic diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
This range includes codes for infections complicating pregnancy, specifically chlamydial infections.
Other sexually transmitted chlamydial diseases
This range includes codes for chlamydial infections of various sites, used as secondary codes.
Weeks of gestation
This range is used to specify the gestational age in weeks, required for all pregnancy-related codes.
Code Comparison: When to Use Each Code
Compare key differences between these codes to ensure accurate selection
| Code | Description | When to Use | Key Documentation |
|---|---|---|---|
| O98.31- | Maternal chlamydial infection complicating pregnancy | Use when a chlamydial infection is confirmed to be complicating the pregnancy. |
|
| A56.8 | Chlamydial infection of other sites | Use as a secondary code to specify the site of infection. |
|
| Z3A.- | Weeks of gestation | Use to specify gestational age with pregnancy codes. |
|
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 chlamydia in pregnancy
Essential facts and insights about Chlamydia in Pregnancy
Primary ICD-10-CM Codes for chlamydia in pregnancy
Decision Criteria
clinical Criteria
- Confirmed chlamydial infection complicating pregnancy
coding Criteria
- Use O98.31- as primary code for pregnancy-related encounters
documentation Criteria
- Document gestational age and infection confirmation
Applicable To
- Chlamydia trachomatis infection complicating pregnancy
Excludes
- Chlamydial infection not complicating pregnancy
Clinical Validation Requirements
- Positive NAAT/PCR test
- Documented symptoms or treatment
Code-Specific Risks
- Incorrect sequencing with non-pregnancy codes
Coding Notes
- Ensure proper sequencing with pregnancy codes first.
A56.8 - Chlamydial infection of other sites
Use as a secondary code to specify the site of infection.
Applicable To
- Chlamydial infection of sites other than genital
Excludes
- Chlamydial infection of genital tract
Clinical Validation Requirements
- Positive test for chlamydial infection at specific site
Coding Notes
Always pair with O98.31- for pregnancy-related cases.
Z3A.- - Weeks of gestation
Use to specify gestational age with pregnancy codes.
Applicable To
- Gestational age in weeks
Clinical Validation Requirements
- Documented gestational age
Coding Notes
Mandatory with all Chapter 15 codes.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Differential Codes
Alternative codes to consider when ruling out similar conditions to the primary diagnosis.
Other specified diseases and conditions complicating pregnancy, childbirth and the puerperium
O99.891Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting Chlamydia in Pregnancy to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code O98.31-.
Impact
Clinical: Incomplete clinical picture., Regulatory: Non-compliance with coding standards., Financial: Potential claim denials.
Mitigation Strategy
Always document gestational age with pregnancy codes.
Impact
Reimbursement: Incorrect coding may lead to denied claims., Compliance: Non-compliance with ICD-10 guidelines., Data Quality: Inaccurate clinical data reporting.
Mitigation Strategy
Use O98.31- with A56.8 for confirmed cases.
Impact
Reimbursement: Potential for reduced reimbursement., Compliance: Failure to meet coding standards., Data Quality: Misrepresentation of clinical scenario.
Mitigation Strategy
Document and code as complicating the pregnancy.
Impact
Failure to sequence pregnancy codes first.
Mitigation Strategy
Educate coders on Chapter 15 sequencing rules.
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 Chlamydia in Pregnancy, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for Chlamydia in Pregnancy
Use these documentation templates to ensure complete and accurate documentation for Chlamydia in Pregnancy. These templates include all required elements for proper coding and billing.
Routine prenatal visit with chlamydia diagnosis
Specialty: ObstetricsRequired Elements
- Patient demographics
- Gestational age
- Test results
- Treatment plan
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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